2FBW - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 10-DEC-05 2FBW

TITLE AVIAN RESPIRATORY COMPLEX II WITH CARBOXIN BOUND

COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUCCINATE DEHYDROGENASE FLAVOPROTEIN SUBUNIT; COMPND 3 CHAIN: A, N; COMPND 4 EC: 1.3.5.1; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: SUCCINATE DEHYDROGENASE IP SUBUNIT; COMPND 7 CHAIN: B, O; COMPND 8 EC: 1.3.5.1; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: SUCCINATE DEHYDROGENASE CYTOCHROME B, LARGE SUBUNIT; COMPND 11 CHAIN: C, P; COMPND 12 EC: 1.3.5.1; COMPND 13 MOL_ID: 4; COMPND 14 MOLECULE: SUCCINATE DEHYDROGENASE CYTOCHROME B, SMALL SUBUNIT; COMPND 15 CHAIN: D, Q; COMPND 16 EC: 1.3.5.1

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 3 ORGANISM_COMMON: CHICKEN; SOURCE 4 ORGANISM_TAXID: 9031; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 7 ORGANISM_COMMON: CHICKEN; SOURCE 8 ORGANISM_TAXID: 9031; SOURCE 9 MOL_ID: 3; SOURCE 10 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 11 ORGANISM_COMMON: CHICKEN; SOURCE 12 ORGANISM_TAXID: 9031; SOURCE 13 MOL_ID: 4; SOURCE 14 ORGANISM_SCIENTIFIC: GALLUS GALLUS; SOURCE 15 ORGANISM_COMMON: CHICKEN; SOURCE 16 ORGANISM_TAXID: 9031

KEYWDS COMPLEX II, MEMBRANE PROTEIN, HEME PROTEIN, IRON SULFUR PROTEIN, KEYWDS 2 CYTOCHROME B, OXIDOREDUCTASE, REDOX ENZYME, RESPIRATORY CHAIN, KEYWDS 3 OXALOACETATE NITROPROPIONATE UBIQUINONE

EXPDTA X-RAY DIFFRACTION

AUTHOR L.S.HUANG,G.SUN,D.COBESSI,A.C.WANG,J.T.SHEN,E.Y.TUNG,V.E.ANDERSON, AUTHOR 2 E.A.BERRY

REVDAT 6 29-OCT-14 2FBW 1 HETNAM REVDAT 5 13-JUL-11 2FBW 1 VERSN REVDAT 4 31-MAR-09 2FBW 1 ATOM CONECT REVDAT 3 24-FEB-09 2FBW 1 VERSN REVDAT 2 04-APR-06 2FBW 1 JRNL REVDAT 1 20-DEC-05 2FBW 0

JRNL AUTH L.S.HUANG,G.SUN,D.COBESSI,A.C.WANG,J.T.SHEN,E.Y.TUNG, JRNL AUTH 2 V.E.ANDERSON,E.A.BERRY JRNL TITL 3-NITROPROPIONIC ACID IS A SUICIDE INHIBITOR OF JRNL TITL 2 MITOCHONDRIAL RESPIRATION THAT, UPON OXIDATION BY COMPLEX JRNL TITL 3 II, FORMS A COVALENT ADDUCT WITH A CATALYTIC BASE ARGININE JRNL TITL 4 IN THE ACTIVE SITE OF THE ENZYME. JRNL REF J.BIOL.CHEM. V. 281 5965 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16371358 JRNL DOI 10.1074/JBC.M511270200

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.S.HUANG,T.M.BORDERS,J.T.SHEN,C.J.WANG,E.A.BERRY REMARK 1 TITL CRYSTALLIZATION OF MITOCHONDRIAL RESPIRATORY COMPLEX II FROM REMARK 1 TITL 2 CHICKEN HEART: A MEMBRANE-PROTEIN COMPLEX DIFFRACTING TO 2.0 REMARK 1 TITL 3 A REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 61 380 2005 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 2 REMARK 1 AUTH F.SUN,X.HUO,Y.ZHAI,A.WANG,J.XU,D.SU,M.BARTLAM,Z.RAO REMARK 1 TITL CRYSTAL STRUCTURE OF MITOCHONDRIAL RESPIRATORY MEMBRANE REMARK 1 TITL 2 PROTEIN COMPLEX II. REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 121 1043 2005 REMARK 1 REFN ISSN 0092-8674

REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 64.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 3447934.670 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 88.2 REMARK 3 NUMBER OF REFLECTIONS : 162208 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 8009 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 15 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.15 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 54.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6353 REMARK 3 BIN R VALUE (WORKING SET) : 0.2770 REMARK 3 BIN FREE R VALUE : 0.3130 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 332 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 16978 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 516 REMARK 3 SOLVENT ATOMS : 2000 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.06000 REMARK 3 B22 (A**2) : 6.84000 REMARK 3 B33 (A**2) : -3.78000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.25 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.30 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.022 REMARK 3 BOND ANGLES (DEGREES) : 1.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.700 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.150 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.390 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.150 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.920 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.080 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 100.01 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : SQRPROSTH5.PAR REMARK 3 PARAMETER FILE 3 : FAD5.PAR REMARK 3 PARAMETER FILE 4 : WATER.PARAM REMARK 3 PARAMETER FILE 5 : MORE.PAR REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: STRONG NCS RESTRAINTS WERE USED IN REMARK 3 POSITIONAL REFINEMENT. THE NCS IS IMPROPER, CORRESPONDING TO A 2- REMARK 3 FOLD AXIS PARALLEL TO C WITH A SCREW COMPONENT OF ~3.1 ANGSTROMS. REMARK 3 THE COMPLEX WAS DIVIDED INTO 12 TWO-FOLD NCS GROUPS. SPECIFIC REMARK 3 RESIDUES NOT OBEYING NCS WERE IDENTIFIED AND RELEASED FROM THE REMARK 3 RESTRAINT. NO NCS RESTRAINT ON B-FACTOR WAS USED.

REMARK 4 REMARK 4 2FBW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-DEC-05. REMARK 100 THE RCSB ID CODE IS RCSB035694.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-FEB-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9800 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 166966 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 99.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 86.4 REMARK 200 DATA REDUNDANCY : 4.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.19200 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 7.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 49.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.51800 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.160 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1YQ3 REMARK 200 REMARK 200 REMARK: LOW COMPLETENESS IN OUTER SHELLS IS DUE TO DETECTOR REMARK 200 GEOMETRY WHICH WAS A COMPROMISE BETWEEN RESOLVING SPOTS AND REMARK 200 COLLECTING HIGH RESOLUTION DATA. OPTICAL RESOLUTION FOR THE REMARK 200 DATASET: 1.63 A

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.29 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 50 G/L PEG-3350, 25 ML/L ISOPROPANOL, REMARK 280 15 ML/L PEG-400 0.05 M NA-HEPES, 0.01 M TRIS-HCL, 0.0005 M MNCL2, REMARK 280 0.0013 M MGCL2, 0.0015 M NA-AZIDE, 0.00025 M NA-EDTA, CARBOXIN, REMARK 280 PH 7.50, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 100.37650 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 300 REMARK: THE BIOLOGICAL UNIT IS BELIEVED TO BE A SINGLE REMARK 300 HETROTETRAMER. THE DEPOSITED COORDINATES CONSTITUTE THE ASYMMETRIC REMARK 300 UNIT WHICH CONSISTS OF TWO BIOLOGICAL UNITS, ONE COMPRISING CHAINS REMARK 300 A,B,C AND D AND THE OTHER COMPRISING CHAINS N,O,P AND Q. LIGANDS REMARK 300 WITH RESIDUE NUMBER 100-199 ARE ASSOCIATED WITH [ABCD] WHILE THOSE REMARK 300 WITH RESIDUE NUMBERS 200-299 ARE ASSOCIATED WITH [NOPQ] OR OCCUPY REMARK 300 ASYMMETRIC POSITIONS. THE OPERATOR TAKING [ABCD] ONTO [NOPQ] IS REMARK 300 GIVEN IN THE MTRIX1 ENTRIES. MTRIX1 1 -0.999997 0.001496 -0.0019022 REMARK 300 59.287878 1 MTRIX1 1 -0.001500 -0.999996 0.0025438 0.332060 1 REMARK 300 MTRIX1 1 -0.001898 0.002547 0.9999950 -3.116521 1

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: N, O, P, Q REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 SER A 1 REMARK 465 THR A 2 REMARK 465 LYS A 3 REMARK 465 VAL A 4 REMARK 465 SER A 5 REMARK 465 ASP A 6 REMARK 465 SER A 7 REMARK 465 ILE A 8 REMARK 465 ALA B 1 REMARK 465 GLN B 2 REMARK 465 THR B 3 REMARK 465 ALA B 4 REMARK 465 ALA B 5 REMARK 465 ALA B 6 REMARK 465 ALA B 7 REMARK 465 GLU B 247 REMARK 465 LYS B 248 REMARK 465 ALA B 249 REMARK 465 ALA B 250 REMARK 465 ALA B 251 REMARK 465 ALA B 252 REMARK 465 MET C 1 REMARK 465 GLY D 1 REMARK 465 SER D 2 REMARK 465 SER N 1 REMARK 465 THR N 2 REMARK 465 LYS N 3 REMARK 465 VAL N 4 REMARK 465 SER N 5 REMARK 465 ASP N 6 REMARK 465 SER N 7 REMARK 465 ILE N 8 REMARK 465 SER N 9 REMARK 465 ALA O 1 REMARK 465 GLN O 2 REMARK 465 THR O 3 REMARK 465 ALA O 4 REMARK 465 ALA O 5 REMARK 465 ALA O 6 REMARK 465 ALA O 7 REMARK 465 GLU O 247 REMARK 465 LYS O 248 REMARK 465 ALA O 249 REMARK 465 ALA O 250 REMARK 465 ALA O 251 REMARK 465 ALA O 252 REMARK 465 MET P 1 REMARK 465 GLY Q 1 REMARK 465 SER Q 2

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG B 66 CD REMARK 470 ARG O 66 CD

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O ASN N 277 O HOH N 1552 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 469 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG B 18 NE - CZ - NH2 ANGL. DEV. = -4.1 DEGREES REMARK 500 ARG N 469 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG O 18 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG O 18 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 THR A 10 -22.06 -159.48 REMARK 500 ALA A 150 -127.17 49.63 REMARK 500 LYS A 292 -126.07 58.33 REMARK 500 HIS A 364 -34.27 -139.37 REMARK 500 ASN A 407 114.81 -169.24 REMARK 500 ALA A 480 51.81 -145.82 REMARK 500 ALA A 481 -157.02 -92.57 REMARK 500 ASN A 607 91.96 -172.53 REMARK 500 SER B 64 -61.47 -153.51 REMARK 500 ARG B 66 -2.46 53.84 REMARK 500 PRO B 91 4.28 -69.88 REMARK 500 LYS B 109 140.91 -172.25 REMARK 500 ASP B 110 -113.45 39.71 REMARK 500 HIS C 26 -75.99 -136.46 REMARK 500 ILE C 140 106.25 78.92 REMARK 500 ASP D 90 -167.09 -129.65 REMARK 500 ALA N 150 -126.31 50.07 REMARK 500 ASN N 277 -166.05 -100.68 REMARK 500 LYS N 292 -125.84 57.83 REMARK 500 HIS N 364 -34.68 -138.82 REMARK 500 ASN N 407 115.45 -168.44 REMARK 500 ALA N 480 51.52 -145.07 REMARK 500 ALA N 481 -157.32 -92.75 REMARK 500 ASN N 607 90.81 -172.53 REMARK 500 ASP O 56 97.81 -160.26 REMARK 500 SER O 64 -60.39 -153.82 REMARK 500 ARG O 66 -2.00 53.93 REMARK 500 LYS O 109 139.42 -172.35 REMARK 500 ASP O 110 -113.73 40.73 REMARK 500 HIS P 26 -75.69 -136.05 REMARK 500 ILE P 140 106.11 81.00 REMARK 500 ASP Q 90 -167.69 -129.54 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR C 30 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 TYR B 213 24.7 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL

REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B2346 DISTANCE = 5.13 ANGSTROMS REMARK 525 HOH B2447 DISTANCE = 5.48 ANGSTROMS REMARK 525 HOH C2175 DISTANCE = 8.11 ANGSTROMS REMARK 525 HOH C2263 DISTANCE = 5.02 ANGSTROMS REMARK 525 HOH C2284 DISTANCE = 8.28 ANGSTROMS REMARK 525 HOH D2002 DISTANCE = 5.42 ANGSTROMS REMARK 525 HOH D2527 DISTANCE = 5.56 ANGSTROMS REMARK 525 HOH N1149 DISTANCE = 5.98 ANGSTROMS REMARK 525 HOH P1436 DISTANCE = 5.60 ANGSTROMS REMARK 525 HOH P1456 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH Q1644 DISTANCE = 6.18 ANGSTROMS REMARK 525 HOH Q1664 DISTANCE = 6.78 ANGSTROMS

REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 HEM C 143 REMARK 610 PEE D 109 REMARK 610 HEM P 201 REMARK 610 PEE Q 210

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B1002 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 73 SG REMARK 620 2 FES B1002 S1 111.6 REMARK 620 3 FES B1002 S2 118.6 101.3 REMARK 620 4 CYS B 85 SG 103.1 121.0 101.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B1002 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 65 SG REMARK 620 2 FES B1002 S1 114.4 REMARK 620 3 FES B1002 S2 105.7 101.1 REMARK 620 4 CYS B 70 SG 104.4 114.8 116.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B1003 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 164 SG REMARK 620 2 SF4 B1003 S2 109.6 REMARK 620 3 SF4 B1003 S3 116.6 102.1 REMARK 620 4 SF4 B1003 S4 118.6 102.1 105.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B1003 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 158 SG REMARK 620 2 SF4 B1003 S1 124.5 REMARK 620 3 SF4 B1003 S3 98.3 104.2 REMARK 620 4 SF4 B1003 S4 121.2 99.9 106.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B1003 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 225 SG REMARK 620 2 SF4 B1003 S1 112.3 REMARK 620 3 SF4 B1003 S2 112.1 102.4 REMARK 620 4 SF4 B1003 S4 123.3 101.1 103.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B1003 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 161 SG REMARK 620 2 SF4 B1003 S1 127.1 REMARK 620 3 SF4 B1003 S2 102.7 100.6 REMARK 620 4 SF4 B1003 S3 115.8 105.0 101.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B1004 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 215 SG REMARK 620 2 F3S B1004 S1 110.3 REMARK 620 3 F3S B1004 S2 113.5 112.7 REMARK 620 4 F3S B1004 S3 119.1 99.3 101.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B1004 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 221 SG REMARK 620 2 F3S B1004 S1 108.2 REMARK 620 3 F3S B1004 S3 114.1 99.0 REMARK 620 4 F3S B1004 S4 115.0 115.7 103.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B1004 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 168 SG REMARK 620 2 F3S B1004 S2 109.7 REMARK 620 3 F3S B1004 S3 113.8 102.9 REMARK 620 4 F3S B1004 S4 111.6 113.4 105.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 143 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 98 NE2 REMARK 620 2 HEM C 143 NA 87.3 REMARK 620 3 HEM C 143 NB 88.1 87.8 REMARK 620 4 HEM C 143 NC 89.7 177.0 92.0 REMARK 620 5 HEM C 143 ND 89.6 91.5 177.6 88.6 REMARK 620 6 HIS D 46 NE2 177.9 94.1 90.5 88.9 91.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES O1002 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 73 SG REMARK 620 2 FES O1002 S1 109.7 REMARK 620 3 FES O1002 S2 119.5 100.3 REMARK 620 4 CYS O 85 SG 105.3 119.9 102.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES O1002 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 65 SG REMARK 620 2 FES O1002 S1 117.6 REMARK 620 3 FES O1002 S2 105.9 99.9 REMARK 620 4 CYS O 70 SG 104.6 113.9 115.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 O1003 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 164 SG REMARK 620 2 SF4 O1003 S2 111.5 REMARK 620 3 SF4 O1003 S3 117.6 101.8 REMARK 620 4 SF4 O1003 S4 118.5 99.6 105.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 O1003 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 158 SG REMARK 620 2 SF4 O1003 S1 122.0 REMARK 620 3 SF4 O1003 S3 99.8 104.3 REMARK 620 4 SF4 O1003 S4 121.8 100.7 106.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 O1003 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 225 SG REMARK 620 2 SF4 O1003 S1 115.3 REMARK 620 3 SF4 O1003 S2 108.0 102.1 REMARK 620 4 SF4 O1003 S4 125.3 100.6 102.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 O1003 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 161 SG REMARK 620 2 SF4 O1003 S1 127.8 REMARK 620 3 SF4 O1003 S2 102.8 100.2 REMARK 620 4 SF4 O1003 S3 116.0 103.5 102.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S O1004 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 215 SG REMARK 620 2 F3S O1004 S1 108.6 REMARK 620 3 F3S O1004 S2 114.8 113.7 REMARK 620 4 F3S O1004 S3 118.5 99.4 100.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S O1004 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 221 SG REMARK 620 2 F3S O1004 S1 109.8 REMARK 620 3 F3S O1004 S3 116.2 100.6 REMARK 620 4 F3S O1004 S4 112.4 114.6 102.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S O1004 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS O 168 SG REMARK 620 2 F3S O1004 S2 111.0 REMARK 620 3 F3S O1004 S3 114.4 101.5 REMARK 620 4 F3S O1004 S4 114.9 112.1 101.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM P 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS P 98 NE2 REMARK 620 2 HEM P 201 NA 90.1 REMARK 620 3 HEM P 201 NB 90.4 88.1 REMARK 620 4 HEM P 201 NC 90.4 179.4 91.5 REMARK 620 5 HEM P 201 ND 91.2 92.4 178.3 87.9 REMARK 620 6 HIS Q 46 NE2 178.9 90.4 90.6 89.1 87.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 622 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 366 O REMARK 620 2 GLY A 368 O 74.1 REMARK 620 3 GLU A 397 O 95.4 82.3 REMARK 620 4 ALA A 399 O 163.9 90.2 86.0 REMARK 620 5 MET A 367 O 79.0 67.0 149.3 91.5 REMARK 620 6 TYR A 365 OH 77.6 151.6 102.3 117.9 105.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 253 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 MET B 191 O REMARK 620 2 ASP B 193 O 101.9 REMARK 620 3 ASP B 196 O 139.6 83.1 REMARK 620 4 THR B 199 OG1 70.5 157.5 89.6 REMARK 620 5 HOH B1900 O 93.1 78.0 126.8 122.7 REMARK 620 6 HOH B1795 O 63.1 105.0 76.8 52.5 156.2 REMARK 620 7 HOH B1777 O 149.1 87.0 70.3 110.6 59.6 143.3 REMARK 620 8 HOH B2905 O 101.1 134.2 103.4 68.2 61.8 120.7 55.0 REMARK 620 9 HOH B1861 O 118.1 137.3 57.1 48.0 112.1 82.1 66.7 54.3 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K N 622 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN N 366 O REMARK 620 2 GLY N 368 O 75.7 REMARK 620 3 GLU N 397 O 95.7 84.1 REMARK 620 4 ALA N 399 O 166.1 90.8 86.2 REMARK 620 5 MET N 367 O 80.1 68.1 152.0 91.8 REMARK 620 6 TYR N 365 OH 76.9 152.5 101.0 116.4 104.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K O 253 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 MET O 191 O REMARK 620 2 ASP O 193 O 96.1 REMARK 620 3 ASP O 196 O 137.4 83.8 REMARK 620 4 THR O 199 OG1 69.5 153.5 92.1 REMARK 620 5 HOH O1041 O 139.4 118.0 71.8 85.0 REMARK 620 6 HOH O1049 O 59.9 99.1 78.0 54.6 128.0 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BHG C 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BHG P 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 622 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 253 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K N 622 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K O 253 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AZI A 623 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES B 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 B 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S B 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD N 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES O 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 O 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S O 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 143 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CBE C 144 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TEO A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEE D 109 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL C 145 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM P 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CBE P 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TEO N 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEE Q 210 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL P 211 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL O 1005 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL C 214 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL B 1005 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1006 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL P 224 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1007 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1011 REMARK 800 REMARK 800 SITE_IDENTIFIER: DC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL O 1008 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL C 240 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL D 245 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL C 248 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL C 251 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL B 258 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1009 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1011 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL B 268 REMARK 800 REMARK 800 SITE_IDENTIFIER: EC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1014 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL B 277 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1017 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1018 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL B 280 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1019 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL Q 288 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL C 289 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1017 REMARK 800 REMARK 800 SITE_IDENTIFIER: FC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1019 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1020 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1021 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1020 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1021 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL N 1022 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNL A 1023 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL C 294 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 1010 REMARK 800 REMARK 800 SITE_IDENTIFIER: GC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL O 1009 REMARK 800 REMARK 800 SITE_IDENTIFIER: HC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL P 208

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YQ3 RELATED DB: PDB REMARK 900 ANOTHER CRYSTAL FORM REMARK 900 RELATED ID: 1YQ4 RELATED DB: PDB REMARK 900 OTHER CRYSTAL FORM, WITH 3-NITROPROPIONIC ACID BOUND REMARK 900 RELATED ID: 1ZOY RELATED DB: PDB REMARK 900 PORCINE HOMOLOG REMARK 900 RELATED ID: 1ZPO RELATED DB: PDB REMARK 900 PORCINE HOMOLOG WITH 3-NPA AND THENOYL TRIFLUOROACETONE REMARK 900 BOUND REMARK 900 RELATED ID: 1NEK RELATED DB: PDB REMARK 900 E.COLI HOMOLOG REMARK 900 RELATED ID: 1QJD RELATED DB: PDB REMARK 900 FLAVOCYTOCHROME C3 HAS SIMILAR FAD DOMAIN, DICARBOXYLATE REMARK 900 BINDING SITE

REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE 1-71 OF SUCCINATE DEHYDROGENASE FP SUBUNIT DO NOT REMARK 999 MATCH TO ANY OF THE DATABASE SEQUENCE. REMARK 999 THE SEQUENCE OF SUCCINATE DEHYDROGENASE CYTOCHROME B, LARGE REMARK 999 SUBUNIT IS NOT AVAILABLE IN ANY OF THE DATABASE SEQUENCE AT REMARK 999 THE TIME OF PROCESSING. REMARK 999 THE DENSITY FOR RESIDUE 58 CHAINS C,P IS NOT QUITE CLEAR. REMARK 999 OUR BEST INFORMATION ON THE SEQUENCE INDICATES IT SHOULD REMARK 999 BE LEU BUT THE DENSITY FITS VAL SOMEWHAT BETTER.

DBREF 2FBW A 71 621 GB 50736125 XP_419054 1 551 DBREF 2FBW N 71 621 GB 50736125 XP_419054 1 551 DBREF 2FBW B 1 252 GB 3851612 AAC72372 39 290 DBREF 2FBW O 1 252 GB 3851612 AAC72372 39 290 DBREF 2FBW D 1 103 GB 53134884 CAG32373 55 157 DBREF 2FBW Q 1 103 GB 53134884 CAG32373 55 157 DBREF 2FBW C 1 141 PDB 2FBW 2FBW 1 141 DBREF 2FBW P 1 141 PDB 2FBW 2FBW 1 141

SEQRES 1 A 621 SER THR LYS VAL SER ASP SER ILE SER THR GLN TYR PRO SEQRES 2 A 621 VAL VAL ASP HIS GLU PHE ASP ALA VAL VAL VAL GLY ALA SEQRES 3 A 621 GLY GLY ALA GLY LEU ARG ALA ALA PHE GLY LEU SER GLU SEQRES 4 A 621 ALA GLY PHE ASN THR ALA CYS VAL THR LYS LEU PHE PRO SEQRES 5 A 621 THR ARG SER HIS THR VAL ALA ALA GLN GLY GLY ILE ASN SEQRES 6 A 621 ALA ALA LEU GLY ASN MET GLU ASP ASP ASN TRP ARG TRP SEQRES 7 A 621 HIS PHE TYR ASP THR VAL LYS GLY SER ASP TRP LEU GLY SEQRES 8 A 621 ASP GLN ASP ALA ILE HIS TYR MET THR GLU GLN ALA PRO SEQRES 9 A 621 ALA ALA VAL ILE GLU LEU GLU ASN TYR GLY MET PRO PHE SEQRES 10 A 621 SER ARG THR GLU GLU GLY LYS ILE TYR GLN ARG ALA PHE SEQRES 11 A 621 GLY GLY GLN SER LEU GLN PHE GLY LYS GLY GLY GLN ALA SEQRES 12 A 621 HIS ARG CYS CYS CYS VAL ALA ASP ARG THR GLY HIS SER SEQRES 13 A 621 LEU LEU HIS THR LEU TYR GLY ARG SER LEU ARG TYR ASP SEQRES 14 A 621 THR SER TYR PHE VAL GLU TYR PHE ALA LEU ASP LEU LEU SEQRES 15 A 621 MET GLU ASN GLY GLU CYS ARG GLY VAL ILE ALA LEU CYS SEQRES 16 A 621 ILE GLU ASP GLY THR ILE HIS ARG PHE ARG ALA LYS ASN SEQRES 17 A 621 THR VAL ILE ALA THR GLY GLY TYR GLY ARG THR TYR PHE SEQRES 18 A 621 SER CYS THR SER ALA HIS THR SER THR GLY ASP GLY THR SEQRES 19 A 621 ALA MET VAL THR ARG ALA GLY LEU PRO CYS GLN ASP LEU SEQRES 20 A 621 GLU PHE VAL GLN PHE HIS PRO THR GLY ILE TYR GLY ALA SEQRES 21 A 621 GLY CYS LEU ILE THR GLU GLY CYS ARG GLY GLU GLY GLY SEQRES 22 A 621 ILE LEU ILE ASN SER GLN GLY GLU ARG PHE MET GLU ARG SEQRES 23 A 621 TYR ALA PRO VAL ALA LYS ASP LEU ALA SER ARG ASP VAL SEQRES 24 A 621 VAL SER ARG SER MET THR ILE GLU ILE ARG GLU GLY ARG SEQRES 25 A 621 GLY CYS GLY PRO GLU LYS ASP HIS VAL TYR LEU GLN LEU SEQRES 26 A 621 HIS HIS LEU PRO PRO GLN GLN LEU ALA THR ARG LEU PRO SEQRES 27 A 621 GLY ILE SER GLU THR ALA MET ILE PHE ALA GLY VAL ASP SEQRES 28 A 621 VAL THR LYS GLU PRO ILE PRO VAL LEU PRO THR VAL HIS SEQRES 29 A 621 TYR ASN MET GLY GLY ILE PRO THR ASN TYR LYS GLY GLN SEQRES 30 A 621 VAL ILE THR HIS VAL ASN GLY GLU ASP LYS VAL VAL PRO SEQRES 31 A 621 GLY LEU TYR ALA CYS GLY GLU ALA ALA SER ALA SER VAL SEQRES 32 A 621 HIS GLY ALA ASN ARG LEU GLY ALA ASN SER LEU LEU ASP SEQRES 33 A 621 LEU VAL VAL PHE GLY ARG ALA CYS ALA LEU THR ILE ALA SEQRES 34 A 621 GLU THR CYS LYS PRO GLY GLU PRO VAL PRO SER ILE LYS SEQRES 35 A 621 PRO ASN ALA GLY GLU GLU SER VAL ALA ASN LEU ASP LYS SEQRES 36 A 621 LEU ARG PHE ALA ASP GLY THR ILE ARG THR SER GLU ALA SEQRES 37 A 621 ARG LEU ASN MET GLN LYS THR MET GLN SER HIS ALA ALA SEQRES 38 A 621 VAL PHE ARG THR GLY SER ILE LEU GLN GLU GLY CYS GLU SEQRES 39 A 621 LYS LEU SER GLN ILE TYR ARG ASP LEU ALA HIS LEU LYS SEQRES 40 A 621 THR PHE ASP ARG GLY ILE VAL TRP ASN THR ASP LEU VAL SEQRES 41 A 621 GLU THR LEU GLU LEU GLN ASN LEU MET LEU CYS ALA LEU SEQRES 42 A 621 GLN THR ILE TYR GLY ALA GLU ALA ARG LYS GLU SER ARG SEQRES 43 A 621 GLY ALA HIS ALA ARG GLU ASP TYR LYS LEU ARG ILE ASP SEQRES 44 A 621 GLU PHE ASP TYR SER LYS PRO LEU GLN GLY GLN GLN LYS SEQRES 45 A 621 ARG PRO PHE GLU GLU HIS TRP ARG LYS HIS THR LEU SER SEQRES 46 A 621 TYR VAL ASP VAL LYS SER GLY LYS VAL THR LEU LYS TYR SEQRES 47 A 621 ARG PRO VAL ILE ASP ARG THR LEU ASN GLU GLU ASP CYS SEQRES 48 A 621 SER SER VAL PRO PRO ALA ILE ARG SER TYR SEQRES 1 B 252 ALA GLN THR ALA ALA ALA ALA THR SER ARG ILE LYS LYS SEQRES 2 B 252 PHE SER ILE TYR ARG TRP ASP PRO ASP LYS PRO GLY ASP SEQRES 3 B 252 LYS PRO ARG MET GLN THR TYR GLU VAL ASP LEU ASN LYS SEQRES 4 B 252 CYS GLY PRO MET VAL LEU ASP ALA LEU ILE LYS ILE LYS SEQRES 5 B 252 ASN GLU LEU ASP SER THR LEU THR PHE ARG ARG SER CYS SEQRES 6 B 252 ARG GLU GLY ILE CYS GLY SER CYS ALA MET ASN ILE ALA SEQRES 7 B 252 GLY GLY ASN THR LEU ALA CYS THR LYS LYS ILE ASP PRO SEQRES 8 B 252 ASP LEU SER LYS THR THR LYS ILE TYR PRO LEU PRO HIS SEQRES 9 B 252 MET TYR VAL VAL LYS ASP LEU VAL PRO ASP LEU SER ASN SEQRES 10 B 252 PHE TYR ALA GLN TYR LYS SER ILE GLU PRO TYR LEU LYS SEQRES 11 B 252 LYS LYS ASP GLU SER LYS GLN GLY LYS GLU GLN TYR LEU SEQRES 12 B 252 GLN SER ILE GLU ASP ARG GLN LYS LEU ASP GLY LEU TYR SEQRES 13 B 252 GLU CYS ILE LEU CYS ALA CYS CYS SER THR SER CYS PRO SEQRES 14 B 252 SER TYR TRP TRP ASN GLY ASP LYS TYR LEU GLY PRO ALA SEQRES 15 B 252 VAL LEU MET GLN ALA TYR ARG TRP MET ILE ASP SER ARG SEQRES 16 B 252 ASP ASP TYR THR GLU GLU ARG LEU ALA GLN LEU GLN ASP SEQRES 17 B 252 PRO PHE SER LEU TYR ARG CYS HIS THR ILE MET ASN CYS SEQRES 18 B 252 THR ARG THR CYS PRO LYS GLY LEU ASN PRO GLY LYS ALA SEQRES 19 B 252 ILE ALA GLU ILE LYS LYS MET MET ALA THR TYR LYS GLU SEQRES 20 B 252 LYS ALA ALA ALA ALA SEQRES 1 C 141 MET ALA THR THR ALA LYS GLU GLU MET ALA ARG PHE TRP SEQRES 2 C 141 GLU LYS ASN THR LYS SER SER ARG PRO LEU SER PRO HIS SEQRES 3 C 141 ILE SER ILE TYR LYS TRP SER LEU PRO MET ALA MET SER SEQRES 4 C 141 ILE THR HIS ARG GLY THR GLY VAL ALA LEU SER LEU GLY SEQRES 5 C 141 VAL SER LEU PHE SER VAL ALA ALA LEU LEU LEU PRO GLU SEQRES 6 C 141 GLN PHE PRO HIS TYR VAL ALA VAL VAL LYS SER LEU SER SEQRES 7 C 141 LEU SER PRO ALA LEU ILE TYR SER ALA LYS PHE ALA LEU SEQRES 8 C 141 VAL PHE PRO LEU SER TYR HIS THR TRP ASN GLY ILE ARG SEQRES 9 C 141 HIS LEU VAL TRP ASP MET GLY LYS GLY PHE LYS LEU SER SEQRES 10 C 141 GLN VAL GLU GLN SER GLY VAL VAL VAL LEU ILE LEU THR SEQRES 11 C 141 LEU LEU SER SER ALA GLY ILE ALA ALA ILE SER SEQRES 1 D 103 GLY SER SER LYS ALA ALA SER LEU HIS TRP THR SER GLU SEQRES 2 D 103 ARG ALA VAL SER ALA LEU LEU LEU GLY LEU LEU PRO ALA SEQRES 3 D 103 ALA TYR LEU TYR PRO GLY PRO ALA VAL ASP TYR SER LEU SEQRES 4 D 103 ALA ALA ALA LEU THR LEU HIS GLY HIS TRP GLY LEU GLY SEQRES 5 D 103 GLN VAL ILE THR ASP TYR VAL HIS GLY ASP THR PRO ILE SEQRES 6 D 103 LYS VAL ALA ASN THR GLY LEU TYR VAL LEU SER ALA ILE SEQRES 7 D 103 THR PHE THR GLY LEU CYS TYR PHE ASN TYR TYR ASP VAL SEQRES 8 D 103 GLY ILE CYS LYS ALA VAL ALA MET LEU TRP SER ILE SEQRES 1 N 621 SER THR LYS VAL SER ASP SER ILE SER THR GLN TYR PRO SEQRES 2 N 621 VAL VAL ASP HIS GLU PHE ASP ALA VAL VAL VAL GLY ALA SEQRES 3 N 621 GLY GLY ALA GLY LEU ARG ALA ALA PHE GLY LEU SER GLU SEQRES 4 N 621 ALA GLY PHE ASN THR ALA CYS VAL THR LYS LEU PHE PRO SEQRES 5 N 621 THR ARG SER HIS THR VAL ALA ALA GLN GLY GLY ILE ASN SEQRES 6 N 621 ALA ALA LEU GLY ASN MET GLU ASP ASP ASN TRP ARG TRP SEQRES 7 N 621 HIS PHE TYR ASP THR VAL LYS GLY SER ASP TRP LEU GLY SEQRES 8 N 621 ASP GLN ASP ALA ILE HIS TYR MET THR GLU GLN ALA PRO SEQRES 9 N 621 ALA ALA VAL ILE GLU LEU GLU ASN TYR GLY MET PRO PHE SEQRES 10 N 621 SER ARG THR GLU GLU GLY LYS ILE TYR GLN ARG ALA PHE SEQRES 11 N 621 GLY GLY GLN SER LEU GLN PHE GLY LYS GLY GLY GLN ALA SEQRES 12 N 621 HIS ARG CYS CYS CYS VAL ALA ASP ARG THR GLY HIS SER SEQRES 13 N 621 LEU LEU HIS THR LEU TYR GLY ARG SER LEU ARG TYR ASP SEQRES 14 N 621 THR SER TYR PHE VAL GLU TYR PHE ALA LEU ASP LEU LEU SEQRES 15 N 621 MET GLU ASN GLY GLU CYS ARG GLY VAL ILE ALA LEU CYS SEQRES 16 N 621 ILE GLU ASP GLY THR ILE HIS ARG PHE ARG ALA LYS ASN SEQRES 17 N 621 THR VAL ILE ALA THR GLY GLY TYR GLY ARG THR TYR PHE SEQRES 18 N 621 SER CYS THR SER ALA HIS THR SER THR GLY ASP GLY THR SEQRES 19 N 621 ALA MET VAL THR ARG ALA GLY LEU PRO CYS GLN ASP LEU SEQRES 20 N 621 GLU PHE VAL GLN PHE HIS PRO THR GLY ILE TYR GLY ALA SEQRES 21 N 621 GLY CYS LEU ILE THR GLU GLY CYS ARG GLY GLU GLY GLY SEQRES 22 N 621 ILE LEU ILE ASN SER GLN GLY GLU ARG PHE MET GLU ARG SEQRES 23 N 621 TYR ALA PRO VAL ALA LYS ASP LEU ALA SER ARG ASP VAL SEQRES 24 N 621 VAL SER ARG SER MET THR ILE GLU ILE ARG GLU GLY ARG SEQRES 25 N 621 GLY CYS GLY PRO GLU LYS ASP HIS VAL TYR LEU GLN LEU SEQRES 26 N 621 HIS HIS LEU PRO PRO GLN GLN LEU ALA THR ARG LEU PRO SEQRES 27 N 621 GLY ILE SER GLU THR ALA MET ILE PHE ALA GLY VAL ASP SEQRES 28 N 621 VAL THR LYS GLU PRO ILE PRO VAL LEU PRO THR VAL HIS SEQRES 29 N 621 TYR ASN MET GLY GLY ILE PRO THR ASN TYR LYS GLY GLN SEQRES 30 N 621 VAL ILE THR HIS VAL ASN GLY GLU ASP LYS VAL VAL PRO SEQRES 31 N 621 GLY LEU TYR ALA CYS GLY GLU ALA ALA SER ALA SER VAL SEQRES 32 N 621 HIS GLY ALA ASN ARG LEU GLY ALA ASN SER LEU LEU ASP SEQRES 33 N 621 LEU VAL VAL PHE GLY ARG ALA CYS ALA LEU THR ILE ALA SEQRES 34 N 621 GLU THR CYS LYS PRO GLY GLU PRO VAL PRO SER ILE LYS SEQRES 35 N 621 PRO ASN ALA GLY GLU GLU SER VAL ALA ASN LEU ASP LYS SEQRES 36 N 621 LEU ARG PHE ALA ASP GLY THR ILE ARG THR SER GLU ALA SEQRES 37 N 621 ARG LEU ASN MET GLN LYS THR MET GLN SER HIS ALA ALA SEQRES 38 N 621 VAL PHE ARG THR GLY SER ILE LEU GLN GLU GLY CYS GLU SEQRES 39 N 621 LYS LEU SER GLN ILE TYR ARG ASP LEU ALA HIS LEU LYS SEQRES 40 N 621 THR PHE ASP ARG GLY ILE VAL TRP ASN THR ASP LEU VAL SEQRES 41 N 621 GLU THR LEU GLU LEU GLN ASN LEU MET LEU CYS ALA LEU SEQRES 42 N 621 GLN THR ILE TYR GLY ALA GLU ALA ARG LYS GLU SER ARG SEQRES 43 N 621 GLY ALA HIS ALA ARG GLU ASP TYR LYS LEU ARG ILE ASP SEQRES 44 N 621 GLU PHE ASP TYR SER LYS PRO LEU GLN GLY GLN GLN LYS SEQRES 45 N 621 ARG PRO PHE GLU GLU HIS TRP ARG LYS HIS THR LEU SER SEQRES 46 N 621 TYR VAL ASP VAL LYS SER GLY LYS VAL THR LEU LYS TYR SEQRES 47 N 621 ARG PRO VAL ILE ASP ARG THR LEU ASN GLU GLU ASP CYS SEQRES 48 N 621 SER SER VAL PRO PRO ALA ILE ARG SER TYR SEQRES 1 O 252 ALA GLN THR ALA ALA ALA ALA THR SER ARG ILE LYS LYS SEQRES 2 O 252 PHE SER ILE TYR ARG TRP ASP PRO ASP LYS PRO GLY ASP SEQRES 3 O 252 LYS PRO ARG MET GLN THR TYR GLU VAL ASP LEU ASN LYS SEQRES 4 O 252 CYS GLY PRO MET VAL LEU ASP ALA LEU ILE LYS ILE LYS SEQRES 5 O 252 ASN GLU LEU ASP SER THR LEU THR PHE ARG ARG SER CYS SEQRES 6 O 252 ARG GLU GLY ILE CYS GLY SER CYS ALA MET ASN ILE ALA SEQRES 7 O 252 GLY GLY ASN THR LEU ALA CYS THR LYS LYS ILE ASP PRO SEQRES 8 O 252 ASP LEU SER LYS THR THR LYS ILE TYR PRO LEU PRO HIS SEQRES 9 O 252 MET TYR VAL VAL LYS ASP LEU VAL PRO ASP LEU SER ASN SEQRES 10 O 252 PHE TYR ALA GLN TYR LYS SER ILE GLU PRO TYR LEU LYS SEQRES 11 O 252 LYS LYS ASP GLU SER LYS GLN GLY LYS GLU GLN TYR LEU SEQRES 12 O 252 GLN SER ILE GLU ASP ARG GLN LYS LEU ASP GLY LEU TYR SEQRES 13 O 252 GLU CYS ILE LEU CYS ALA CYS CYS SER THR SER CYS PRO SEQRES 14 O 252 SER TYR TRP TRP ASN GLY ASP LYS TYR LEU GLY PRO ALA SEQRES 15 O 252 VAL LEU MET GLN ALA TYR ARG TRP MET ILE ASP SER ARG SEQRES 16 O 252 ASP ASP TYR THR GLU GLU ARG LEU ALA GLN LEU GLN ASP SEQRES 17 O 252 PRO PHE SER LEU TYR ARG CYS HIS THR ILE MET ASN CYS SEQRES 18 O 252 THR ARG THR CYS PRO LYS GLY LEU ASN PRO GLY LYS ALA SEQRES 19 O 252 ILE ALA GLU ILE LYS LYS MET MET ALA THR TYR LYS GLU SEQRES 20 O 252 LYS ALA ALA ALA ALA SEQRES 1 P 141 MET ALA THR THR ALA LYS GLU GLU MET ALA ARG PHE TRP SEQRES 2 P 141 GLU LYS ASN THR LYS SER SER ARG PRO LEU SER PRO HIS SEQRES 3 P 141 ILE SER ILE TYR LYS TRP SER LEU PRO MET ALA MET SER SEQRES 4 P 141 ILE THR HIS ARG GLY THR GLY VAL ALA LEU SER LEU GLY SEQRES 5 P 141 VAL SER LEU PHE SER VAL ALA ALA LEU LEU LEU PRO GLU SEQRES 6 P 141 GLN PHE PRO HIS TYR VAL ALA VAL VAL LYS SER LEU SER SEQRES 7 P 141 LEU SER PRO ALA LEU ILE TYR SER ALA LYS PHE ALA LEU SEQRES 8 P 141 VAL PHE PRO LEU SER TYR HIS THR TRP ASN GLY ILE ARG SEQRES 9 P 141 HIS LEU VAL TRP ASP MET GLY LYS GLY PHE LYS LEU SER SEQRES 10 P 141 GLN VAL GLU GLN SER GLY VAL VAL VAL LEU ILE LEU THR SEQRES 11 P 141 LEU LEU SER SER ALA GLY ILE ALA ALA ILE SER SEQRES 1 Q 103 GLY SER SER LYS ALA ALA SER LEU HIS TRP THR SER GLU SEQRES 2 Q 103 ARG ALA VAL SER ALA LEU LEU LEU GLY LEU LEU PRO ALA SEQRES 3 Q 103 ALA TYR LEU TYR PRO GLY PRO ALA VAL ASP TYR SER LEU SEQRES 4 Q 103 ALA ALA ALA LEU THR LEU HIS GLY HIS TRP GLY LEU GLY SEQRES 5 Q 103 GLN VAL ILE THR ASP TYR VAL HIS GLY ASP THR PRO ILE SEQRES 6 Q 103 LYS VAL ALA ASN THR GLY LEU TYR VAL LEU SER ALA ILE SEQRES 7 Q 103 THR PHE THR GLY LEU CYS TYR PHE ASN TYR TYR ASP VAL SEQRES 8 Q 103 GLY ILE CYS LYS ALA VAL ALA MET LEU TRP SER ILE

HET BHG C 142 18 HET BHG P 204 18 HET K A 622 1 HET K B 253 1 HET K N 622 1 HET K O 253 1 HET AZI A 623 3 HET FAD A1001 53 HET FES B1002 4 HET SF4 B1003 8 HET F3S B1004 7 HET FAD N1001 53 HET FES O1002 4 HET SF4 O1003 8 HET F3S O1004 7 HET HEM C 143 41 HET CBE C 144 16 HET TEO A1002 9 HET PEE D 109 24 HET UNL C 145 4 HET HEM P 201 41 HET CBE P 202 16 HET TEO N1002 9 HET PEE Q 210 24 HET UNL P 211 5 HET UNL N1003 4 HET UNL O1005 5 HET UNL C 214 5 HET UNL B1005 5 HET UNL A1003 6 HET UNL A1004 4 HET UNL P 218 1 HET UNL Q 219 1 HET UNL N1004 1 HET UNL Q 221 1 HET UNL N1005 1 HET UNL N1006 1 HET UNL P 224 1 HET UNL N1007 1 HET UNL N1008 1 HET UNL O1006 1 HET UNL N1009 1 HET UNL N1010 1 HET UNL N1011 1 HET UNL N1012 1 HET UNL O1007 1 HET UNL P 233 1 HET UNL Q 234 1 HET UNL C 235 1 HET UNL P 236 1 HET UNL Q 237 1 HET UNL N1013 1 HET UNL O1008 1 HET UNL C 240 1 HET UNL C 241 1 HET UNL B1006 1 HET UNL A1005 1 HET UNL A1006 1 HET UNL D 245 1 HET UNL A1007 1 HET UNL D 247 1 HET UNL C 248 1 HET UNL B1007 1 HET UNL D 250 1 HET UNL C 251 1 HET UNL B1008 1 HET UNL B1009 1 HET UNL C 254 1 HET UNL D 255 1 HET UNL C 256 1 HET UNL A1008 1 HET UNL B 258 1 HET UNL C 259 1 HET UNL A1009 1 HET UNL A1010 1 HET UNL D 262 1 HET UNL D 263 1 HET UNL A1011 1 HET UNL D 265 1 HET UNL D 266 1 HET UNL C 267 1 HET UNL B 268 1 HET UNL A1012 1 HET UNL A1013 1 HET UNL A1014 1 HET UNL C 272 1 HET UNL A1015 1 HET UNL P 274 1 HET UNL A1016 1 HET UNL O 276 1 HET UNL B 277 1 HET UNL A1017 1 HET UNL A1018 1 HET UNL B 280 1 HET UNL N1014 1 HET UNL O 282 1 HET UNL A1019 1 HET UNL N1015 1 HET UNL P 285 1 HET UNL N1016 1 HET UNL Q 287 1 HET UNL Q 288 1 HET UNL C 289 1 HET UNL N1017 1 HET UNL D 291 1 HET UNL C 292 1 HET UNL C 293 1 HET UNL N1018 1 HET UNL N1019 1 HET UNL N1020 1 HET UNL B 297 1 HET UNL N1021 1 HET UNL A1020 1 HET UNL A1021 1 HET UNL A1022 1 HET UNL N1022 1 HET UNL A1023 1 HET UNL N1023 1 HET GOL C 294 6 HET GOL B1010 6 HET GOL O1009 6 HET GOL P 208 6

HETNAM BHG 2-HEXYLOXY-6-HYDROXYMETHYL-TETRAHYDRO-PYRAN-3,4,5-TRIOL HETNAM K POTASSIUM ION HETNAM AZI AZIDE ION HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE HETNAM FES FE2/S2 (INORGANIC) CLUSTER HETNAM SF4 IRON/SULFUR CLUSTER HETNAM F3S FE3-S4 CLUSTER HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CBE 2-METHYL-N-PHENYL-5,6-DIHYDRO-1,4-OXATHIINE-3- HETNAM 2 CBE CARBOXAMIDE HETNAM TEO MALATE LIKE INTERMEDIATE HETNAM PEE 1,2-DIOLEOYL-SN-GLYCERO-3-PHOSPHOETHANOLAMINE HETNAM UNL UNKNOWN LIGAND HETNAM GOL GLYCEROL

HETSYN HEM HEME HETSYN CBE 5,6-DIHYDRO-2-METHYL-1,4-OXATHIIN-3-CARBOXANILID; HETSYN 2 CBE CARBOXIN; CBX HETSYN PEE DOPE HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL

FORMUL 9 BHG 2(C12 H24 O6) FORMUL 11 K 4(K 1+) FORMUL 15 AZI N3 1- FORMUL 16 FAD 2(C27 H33 N9 O15 P2) FORMUL 17 FES 2(FE2 S2) FORMUL 18 SF4 2(FE4 S4) FORMUL 19 F3S 2(FE3 S4) FORMUL 24 HEM 2(C34 H32 FE N4 O4) FORMUL 25 CBE 2(C12 H13 N O2 S) FORMUL 26 TEO 2(C4 H4 O5 2-) FORMUL 27 PEE 2(C41 H83 N O8 P 1+) FORMUL 27 GOL 4(C3 H8 O3) FORMUL 31 HOH *2000(H2 O)

HELIX 1 1 GLY A 27 ALA A 40 1 14 HELIX 2 2 PHE A 51 ALA A 60 5 10 HELIX 3 3 ASN A 75 SER A 87 1 13 HELIX 4 4 ASP A 92 TYR A 113 1 22 HELIX 5 5 ARG A 152 LEU A 166 1 15 HELIX 6 6 TYR A 216 TYR A 220 5 5 HELIX 7 7 GLY A 231 ALA A 240 1 10 HELIX 8 8 GLU A 266 GLU A 271 1 6 HELIX 9 9 PHE A 283 ALA A 288 1 6 HELIX 10 10 ALA A 291 ALA A 295 5 5 HELIX 11 11 SER A 296 GLU A 310 1 15 HELIX 12 12 PRO A 329 LEU A 337 1 9 HELIX 13 13 LEU A 337 GLY A 349 1 13 HELIX 14 14 ASN A 412 GLU A 430 1 19 HELIX 15 15 GLY A 446 PHE A 458 1 13 HELIX 16 16 THR A 465 ALA A 480 1 16 HELIX 17 17 THR A 485 LEU A 503 1 19 HELIX 18 18 ASN A 516 ARG A 542 1 27 HELIX 19 19 PRO A 574 HIS A 578 5 5 HELIX 20 20 ASN B 38 CYS B 40 5 3 HELIX 21 21 MET B 43 LEU B 55 1 13 HELIX 22 22 CYS B 85 LYS B 87 5 3 HELIX 23 23 LEU B 115 ILE B 125 1 11 HELIX 24 24 SER B 145 LYS B 151 1 7 HELIX 25 25 CYS B 164 SER B 167 5 4 HELIX 26 26 CYS B 168 GLY B 175 1 8 HELIX 27 27 GLY B 180 ILE B 192 1 13 HELIX 28 28 TYR B 198 GLN B 205 1 8 HELIX 29 29 MET B 219 CYS B 225 1 7 HELIX 30 30 ASN B 230 TYR B 245 1 16 HELIX 31 31 THR C 4 LYS C 18 1 15 HELIX 32 32 SER C 33 LEU C 63 1 31 HELIX 33 33 GLN C 66 LEU C 77 1 12 HELIX 34 34 SER C 80 MET C 110 1 31 HELIX 35 35 LYS C 115 ALA C 139 1 25 HELIX 36 36 LYS D 4 TYR D 30 1 27 HELIX 37 37 GLY D 32 VAL D 59 1 28 HELIX 38 38 GLY D 61 ASP D 90 1 30 HELIX 39 39 GLY D 92 TRP D 101 1 10 HELIX 40 40 GLY N 27 ALA N 40 1 14 HELIX 41 41 PHE N 51 ALA N 60 5 10 HELIX 42 42 ASN N 75 SER N 87 1 13 HELIX 43 43 ASP N 92 TYR N 113 1 22 HELIX 44 44 ARG N 152 LEU N 166 1 15 HELIX 45 45 TYR N 216 TYR N 220 5 5 HELIX 46 46 GLY N 231 ALA N 240 1 10 HELIX 47 47 GLU N 266 GLU N 271 1 6 HELIX 48 48 PHE N 283 ALA N 288 1 6 HELIX 49 49 ALA N 291 ALA N 295 5 5 HELIX 50 50 SER N 296 GLU N 310 1 15 HELIX 51 51 PRO N 329 LEU N 337 1 9 HELIX 52 52 LEU N 337 GLY N 349 1 13 HELIX 53 53 ASN N 412 GLU N 430 1 19 HELIX 54 54 GLY N 446 PHE N 458 1 13 HELIX 55 55 THR N 465 ALA N 480 1 16 HELIX 56 56 THR N 485 LEU N 503 1 19 HELIX 57 57 ASN N 516 ARG N 542 1 27 HELIX 58 58 PRO N 574 HIS N 578 5 5 HELIX 59 59 ASN O 38 CYS O 40 5 3 HELIX 60 60 MET O 43 LEU O 55 1 13 HELIX 61 61 CYS O 85 LYS O 87 5 3 HELIX 62 62 LEU O 115 ILE O 125 1 11 HELIX 63 63 SER O 145 LYS O 151 1 7 HELIX 64 64 CYS O 164 SER O 167 5 4 HELIX 65 65 CYS O 168 GLY O 175 1 8 HELIX 66 66 GLY O 180 ILE O 192 1 13 HELIX 67 67 TYR O 198 GLN O 205 1 8 HELIX 68 68 MET O 219 CYS O 225 1 7 HELIX 69 69 ASN O 230 TYR O 245 1 16 HELIX 70 70 THR P 4 LYS P 18 1 15 HELIX 71 71 SER P 33 LEU P 63 1 31 HELIX 72 72 GLN P 66 LEU P 77 1 12 HELIX 73 73 SER P 80 MET P 110 1 31 HELIX 74 74 LYS P 115 ALA P 139 1 25 HELIX 75 75 LYS Q 4 TYR Q 30 1 27 HELIX 76 76 GLY Q 32 VAL Q 59 1 28 HELIX 77 77 GLY Q 61 ASP Q 90 1 30 HELIX 78 78 GLY Q 92 TRP Q 101 1 10

SHEET 1 A 6 SER A 171 VAL A 174 0 SHEET 2 A 6 THR A 44 THR A 48 1 N THR A 44 O SER A 171 SHEET 3 A 6 VAL A 14 VAL A 24 1 N VAL A 23 O ALA A 45 SHEET 4 A 6 ILE A 201 ILE A 211 1 O VAL A 210 N VAL A 24 SHEET 5 A 6 GLU A 187 CYS A 195 -1 N VAL A 191 O PHE A 204 SHEET 6 A 6 TYR A 176 GLU A 184 -1 N LEU A 182 O ARG A 189 SHEET 1 B 6 SER A 171 VAL A 174 0 SHEET 2 B 6 THR A 44 THR A 48 1 N THR A 44 O SER A 171 SHEET 3 B 6 VAL A 14 VAL A 24 1 N VAL A 23 O ALA A 45 SHEET 4 B 6 ILE A 201 ILE A 211 1 O VAL A 210 N VAL A 24 SHEET 5 B 6 GLU A 385 ALA A 394 1 O TYR A 393 N THR A 209 SHEET 6 B 6 GLN A 377 VAL A 382 -1 N THR A 380 O LYS A 387 SHEET 1 C 3 ILE A 64 ASN A 65 0 SHEET 2 C 3 GLN A 142 CYS A 147 -1 O CYS A 147 N ILE A 64 SHEET 3 C 3 GLN A 127 SER A 134 -1 N ARG A 128 O CYS A 146 SHEET 1 D 3 CYS A 244 GLN A 245 0 SHEET 2 D 3 LYS A 581 ASP A 588 -1 O SER A 585 N CYS A 244 SHEET 3 D 3 LYS A 593 PRO A 600 -1 O LYS A 597 N LEU A 584 SHEET 1 E 4 VAL A 250 ILE A 257 0 SHEET 2 E 4 ILE A 357 ASN A 366 -1 O THR A 362 N HIS A 253 SHEET 3 E 4 VAL A 321 GLN A 324 -1 N LEU A 323 O ILE A 357 SHEET 4 E 4 ILE A 274 ILE A 276 -1 N ILE A 274 O GLN A 324 SHEET 1 F 2 ILE A 370 PRO A 371 0 SHEET 2 F 2 ALA A 399 SER A 400 1 O SER A 400 N ILE A 370 SHEET 1 G 2 ILE A 463 ARG A 464 0 SHEET 2 G 2 LEU A 506 LYS A 507 1 O LYS A 507 N ILE A 463 SHEET 1 H 5 ARG B 29 ASP B 36 0 SHEET 2 H 5 ILE B 11 ARG B 18 -1 N LYS B 12 O VAL B 35 SHEET 3 H 5 THR B 97 TYR B 100 1 O ILE B 99 N SER B 15 SHEET 4 H 5 ALA B 74 ILE B 77 -1 N ASN B 76 O TYR B 100 SHEET 5 H 5 GLY B 80 LEU B 83 -1 O THR B 82 N MET B 75 SHEET 1 I 2 VAL B 107 LYS B 109 0 SHEET 2 I 2 VAL B 112 PRO B 113 -1 O VAL B 112 N LYS B 109 SHEET 1 J 4 VAL N 14 GLU N 18 0 SHEET 2 J 4 ILE N 201 ARG N 205 1 O ILE N 201 N VAL N 15 SHEET 3 J 4 GLU N 187 CYS N 195 -1 N VAL N 191 O PHE N 204 SHEET 4 J 4 TYR N 176 GLU N 184 -1 N LEU N 182 O ARG N 189 SHEET 1 K 6 SER N 171 VAL N 174 0 SHEET 2 K 6 THR N 44 THR N 48 1 N THR N 44 O SER N 171 SHEET 3 K 6 ALA N 21 VAL N 24 1 N VAL N 23 O ALA N 45 SHEET 4 K 6 ASN N 208 ILE N 211 1 O VAL N 210 N VAL N 24 SHEET 5 K 6 GLU N 385 ALA N 394 1 O TYR N 393 N THR N 209 SHEET 6 K 6 GLN N 377 VAL N 382 -1 N THR N 380 O LYS N 387 SHEET 1 L 3 ILE N 64 ASN N 65 0 SHEET 2 L 3 GLN N 142 CYS N 147 -1 O CYS N 147 N ILE N 64 SHEET 3 L 3 GLN N 127 SER N 134 -1 N ARG N 128 O CYS N 146 SHEET 1 M 3 CYS N 244 GLN N 245 0 SHEET 2 M 3 LYS N 581 VAL N 587 -1 O SER N 585 N CYS N 244 SHEET 3 M 3 VAL N 594 PRO N 600 -1 O LYS N 597 N LEU N 584 SHEET 1 N 4 VAL N 250 ILE N 257 0 SHEET 2 N 4 ILE N 357 ASN N 366 -1 O THR N 362 N HIS N 253 SHEET 3 N 4 VAL N 321 GLN N 324 -1 N VAL N 321 O VAL N 359 SHEET 4 N 4 ILE N 274 ILE N 276 -1 N ILE N 274 O GLN N 324 SHEET 1 O 2 ILE N 370 PRO N 371 0 SHEET 2 O 2 ALA N 399 SER N 400 1 O SER N 400 N ILE N 370 SHEET 1 P 2 ILE N 463 ARG N 464 0 SHEET 2 P 2 LEU N 506 LYS N 507 1 O LYS N 507 N ILE N 463 SHEET 1 Q 5 ARG O 29 ASP O 36 0 SHEET 2 Q 5 ILE O 11 ARG O 18 -1 N LYS O 12 O VAL O 35 SHEET 3 Q 5 THR O 97 TYR O 100 1 O ILE O 99 N SER O 15 SHEET 4 Q 5 ALA O 74 ILE O 77 -1 N ASN O 76 O TYR O 100 SHEET 5 Q 5 GLY O 80 LEU O 83 -1 O THR O 82 N MET O 75 SHEET 1 R 2 VAL O 107 LYS O 109 0 SHEET 2 R 2 VAL O 112 PRO O 113 -1 O VAL O 112 N VAL O 108

LINK C8M FAD A1001 NE2 HIS A 56 1555 1555 1.43 LINK FE1 FES B1002 SG CYS B 73 1555 1555 2.21 LINK FE1 FES B1002 SG CYS B 85 1555 1555 2.24 LINK FE2 FES B1002 SG CYS B 65 1555 1555 2.27 LINK FE2 FES B1002 SG CYS B 70 1555 1555 2.25 LINK FE1 SF4 B1003 SG CYS B 164 1555 1555 2.24 LINK FE2 SF4 B1003 SG CYS B 158 1555 1555 2.28 LINK FE3 SF4 B1003 SG CYS B 225 1555 1555 2.23 LINK FE4 SF4 B1003 SG CYS B 161 1555 1555 2.27 LINK FE1 F3S B1004 SG CYS B 215 1555 1555 2.22 LINK FE3 F3S B1004 SG CYS B 221 1555 1555 2.29 LINK FE4 F3S B1004 SG CYS B 168 1555 1555 2.24 LINK FE HEM C 143 NE2 HIS C 98 1555 1555 1.99 LINK FE HEM C 143 NE2 HIS D 46 1555 1555 2.01 LINK C8M FAD N1001 NE2 HIS N 56 1555 1555 1.41 LINK FE1 FES O1002 SG CYS O 73 1555 1555 2.22 LINK FE1 FES O1002 SG CYS O 85 1555 1555 2.22 LINK FE2 FES O1002 SG CYS O 65 1555 1555 2.26 LINK FE2 FES O1002 SG CYS O 70 1555 1555 2.27 LINK FE1 SF4 O1003 SG CYS O 164 1555 1555 2.22 LINK FE2 SF4 O1003 SG CYS O 158 1555 1555 2.23 LINK FE3 SF4 O1003 SG CYS O 225 1555 1555 2.24 LINK FE4 SF4 O1003 SG CYS O 161 1555 1555 2.27 LINK FE1 F3S O1004 SG CYS O 215 1555 1555 2.26 LINK FE3 F3S O1004 SG CYS O 221 1555 1555 2.25 LINK FE4 F3S O1004 SG CYS O 168 1555 1555 2.19 LINK FE HEM P 201 NE2 HIS P 98 1555 1555 2.00 LINK FE HEM P 201 NE2 HIS Q 46 1555 1555 2.00 LINK O ASN A 366 K K A 622 1555 1555 2.59 LINK O GLY A 368 K K A 622 1555 1555 2.91 LINK O GLU A 397 K K A 622 1555 1555 2.70 LINK O ALA A 399 K K A 622 1555 1555 2.81 LINK O MET B 191 K K B 253 1555 1555 2.86 LINK O ASP B 193 K K B 253 1555 1555 2.75 LINK O ASP B 196 K K B 253 1555 1555 2.94 LINK OG1 THR B 199 K K B 253 1555 1555 2.99 LINK O ASN N 366 K K N 622 1555 1555 2.55 LINK O GLY N 368 K K N 622 1555 1555 2.83 LINK O GLU N 397 K K N 622 1555 1555 2.72 LINK O ALA N 399 K K N 622 1555 1555 2.80 LINK O MET O 191 K K O 253 1555 1555 2.99 LINK O ASP O 193 K K O 253 1555 1555 2.82 LINK O ASP O 196 K K O 253 1555 1555 2.83 LINK OG1 THR O 199 K K O 253 1555 1555 2.95 LINK K K B 253 O HOH B1900 1555 1555 2.96 LINK K K O 253 O HOH O1041 1555 1555 3.01 LINK O MET N 367 K K N 622 1555 1555 3.05 LINK O MET A 367 K K A 622 1555 1555 3.08 LINK K K B 253 O HOH B1795 1555 1555 3.17 LINK K K B 253 O HOH B1777 1555 1555 3.27 LINK K K O 253 O HOH O1049 1555 1555 3.29 LINK K K B 253 O HOH B2905 1555 1555 3.31 LINK K K B 253 O HOH B1861 1555 1555 3.34 LINK OH TYR A 365 K K A 622 1555 1555 3.35 LINK OH TYR N 365 K K N 622 1555 1555 3.43

CISPEP 1 ALA A 401 SER A 402 0 -2.44 CISPEP 2 ALA N 401 SER N 402 0 -2.36

SITE 1 AC1 10 LYS C 31 TRP C 32 SER C 33 LEU C 34 SITE 2 AC1 10 PRO C 35 GLU C 120 UNL C 289 HOH C1750 SITE 3 AC1 10 HOH C2605 TYR P 85 SITE 1 AC2 8 ALA C 139 TRP P 32 LEU P 34 PRO P 35 SITE 2 AC2 8 GLU P 120 HOH P1172 HOH P2485 HOH P2548 SITE 1 AC3 6 TYR A 365 ASN A 366 MET A 367 GLY A 368 SITE 2 AC3 6 GLU A 397 ALA A 399 SITE 1 AC4 5 MET B 191 ASP B 193 ASP B 196 THR B 199 SITE 2 AC4 5 HOH B1900 SITE 1 AC5 6 TYR N 365 ASN N 366 MET N 367 GLY N 368 SITE 2 AC5 6 GLU N 397 ALA N 399 SITE 1 AC6 5 MET O 191 ASP O 193 ASP O 196 THR O 199 SITE 2 AC6 5 HOH O1041 SITE 1 AC7 3 TYR A 172 VAL A 174 HOH A1854 SITE 1 AC8 40 VAL A 24 GLY A 25 ALA A 26 GLY A 27 SITE 2 AC8 40 GLY A 28 ALA A 29 THR A 48 LYS A 49 SITE 3 AC8 40 LEU A 50 SER A 55 HIS A 56 THR A 57 SITE 4 AC8 40 ALA A 59 ALA A 60 GLN A 61 GLY A 62 SITE 5 AC8 40 GLY A 63 TYR A 176 PHE A 177 ALA A 178 SITE 6 AC8 40 ALA A 212 THR A 213 THR A 224 ASP A 232 SITE 7 AC8 40 LEU A 263 HIS A 364 TYR A 365 GLY A 396 SITE 8 AC8 40 GLU A 397 ARG A 408 ALA A 411 ASN A 412 SITE 9 AC8 40 SER A 413 LEU A 414 LEU A 417 TEO A1002 SITE 10 AC8 40 HOH A1692 HOH A1708 HOH A1735 HOH A1880 SITE 1 AC9 8 SER B 64 CYS B 65 ARG B 66 GLY B 68 SITE 2 AC9 8 CYS B 70 GLY B 71 CYS B 73 CYS B 85 SITE 1 BC1 8 CYS B 158 ILE B 159 CYS B 161 ALA B 162 SITE 2 BC1 8 CYS B 164 CYS B 225 PRO B 226 LYS B 227 SITE 1 BC2 10 CYS B 168 TYR B 178 CYS B 215 HIS B 216 SITE 2 BC2 10 THR B 217 ILE B 218 MET B 219 ASN B 220 SITE 3 BC2 10 CYS B 221 ILE B 235 SITE 1 BC3 40 GLY N 25 ALA N 26 GLY N 27 GLY N 28 SITE 2 BC3 40 ALA N 29 THR N 48 LYS N 49 LEU N 50 SITE 3 BC3 40 SER N 55 HIS N 56 THR N 57 ALA N 59 SITE 4 BC3 40 ALA N 60 GLN N 61 GLY N 62 GLY N 63 SITE 5 BC3 40 TYR N 176 PHE N 177 ALA N 178 ALA N 212 SITE 6 BC3 40 THR N 213 THR N 224 ASP N 232 LEU N 263 SITE 7 BC3 40 HIS N 364 TYR N 365 GLY N 396 GLU N 397 SITE 8 BC3 40 ARG N 408 ALA N 411 ASN N 412 SER N 413 SITE 9 BC3 40 LEU N 414 LEU N 417 TEO N1002 HOH N1026 SITE 10 BC3 40 HOH N1038 HOH N1051 HOH N1054 HOH N1133 SITE 1 BC4 8 SER O 64 CYS O 65 ARG O 66 GLY O 68 SITE 2 BC4 8 CYS O 70 GLY O 71 CYS O 73 CYS O 85 SITE 1 BC5 8 CYS O 158 ILE O 159 CYS O 161 ALA O 162 SITE 2 BC5 8 CYS O 164 ALA O 182 CYS O 225 PRO O 226 SITE 1 BC6 10 CYS O 168 TYR O 178 CYS O 215 HIS O 216 SITE 2 BC6 10 THR O 217 ILE O 218 MET O 219 ASN O 220 SITE 3 BC6 10 CYS O 221 ILE O 235 SITE 1 BC7 16 HIS C 42 ARG C 43 GLY C 46 LEU C 49 SITE 2 BC7 16 SER C 50 HIS C 98 GLY C 102 HIS C 105 SITE 3 BC7 16 HOH C1879 HOH C1903 HOH C2103 ARG D 14 SITE 4 BC7 16 LEU D 20 LEU D 43 HIS D 46 GLY D 50 SITE 1 BC8 11 PRO B 169 TRP B 173 HIS B 216 ILE C 27 SITE 2 BC8 11 TRP C 32 MET C 36 SER C 39 ILE C 40 SITE 3 BC8 11 ARG C 43 HOH C1687 TYR D 58 SITE 1 BC9 11 GLY A 62 HIS A 253 LEU A 263 THR A 265 SITE 2 BC9 11 GLU A 266 ARG A 297 HIS A 364 ARG A 408 SITE 3 BC9 11 GLY A 410 ALA A 411 FAD A1001 SITE 1 CC1 4 GOL C 294 ALA D 27 TYR D 28 TRP D 101 SITE 1 CC2 1 HOH C2865 SITE 1 CC3 17 HOH O1079 HIS P 42 ARG P 43 GLY P 46 SITE 2 CC3 17 LEU P 49 SER P 50 HIS P 98 THR P 99 SITE 3 CC3 17 GLY P 102 HIS P 105 HOH P1002 HOH P1199 SITE 4 CC3 17 ARG Q 14 LEU Q 20 LEU Q 43 HIS Q 46 SITE 5 CC3 17 GLY Q 50 SITE 1 CC4 12 PRO O 169 TRP O 173 HIS O 216 ILE O 218 SITE 2 CC4 12 ILE P 27 TRP P 32 MET P 36 SER P 39 SITE 3 CC4 12 ILE P 40 ARG P 43 HOH P1004 TYR Q 58 SITE 1 CC5 11 GLY N 62 HIS N 253 LEU N 263 THR N 265 SITE 2 CC5 11 GLU N 266 ARG N 297 HIS N 364 ARG N 408 SITE 3 CC5 11 GLY N 410 ALA N 411 FAD N1001 SITE 1 CC6 6 SER P 141 GOL P 208 UNL P 211 ALA Q 27 SITE 2 CC6 6 VAL Q 97 TRP Q 101 SITE 1 CC7 2 GOL P 208 PEE Q 210 SITE 1 CC8 4 GLN N 11 TYR N 12 GLN N 136 ARG N 457 SITE 1 CC9 2 ASP O 176 TRP P 13 SITE 1 DC1 3 TYR C 85 HOH C2876 LEU P 127 SITE 1 DC2 4 ALA B 78 HOH B1906 HOH B2343 LYS C 31 SITE 1 DC3 3 PHE A 137 SER A 612 HOH A2231 SITE 1 DC4 2 GLY A 272 HOH A2942 SITE 1 DC5 1 GLN N 11 SITE 1 DC6 1 GLN P 118 SITE 1 DC7 1 GLU N 608 SITE 1 DC8 1 TYR N 258 SITE 1 DC9 1 PHE O 210 SITE 1 EC1 1 THR C 41 SITE 1 EC2 1 TYR D 73 SITE 1 EC3 1 UNL C 251 SITE 1 EC4 1 UNL C 248 SITE 1 EC5 1 ASP B 46 SITE 1 EC6 2 LYS A 442 ASN A 444 SITE 1 EC7 1 HOH A2810 SITE 1 EC8 1 PRO B 209 SITE 1 EC9 2 LYS A 354 GLU A 355 SITE 1 FC1 3 HOH A2544 HOH A2640 HOH A2892 SITE 1 FC2 1 LYS A 593 SITE 1 FC3 1 TYR A 500 SITE 1 FC4 1 ARG B 10 SITE 1 FC5 3 ALA A 451 ASP A 454 LYS A 455 SITE 1 FC6 1 TYR Q 73 SITE 1 FC7 1 BHG C 142 SITE 1 FC8 2 PHE N 137 SER N 612 SITE 1 FC9 1 GLU N 491 SITE 1 GC1 2 GLU N 18 HOH N1566 SITE 1 GC2 1 LYS N 474 SITE 1 GC3 2 PRO A 13 GLY A 199 SITE 1 GC4 3 HIS A 326 HIS A 327 HOH A2959 SITE 1 GC5 1 LYS N 474 SITE 1 GC6 2 LEU A 567 PRO A 615 SITE 1 GC7 3 PHE C 56 ILE D 93 PEE D 109 SITE 1 GC8 9 HIS B 104 MET B 105 TYR B 171 HOH B1772 SITE 2 GC8 9 HOH B1792 HOH B1821 HOH B1952 HOH B2154 SITE 3 GC8 9 TRP C 13 SITE 1 GC9 10 HIS O 104 MET O 105 GLY O 175 HOH O1039 SITE 2 GC9 10 HOH O1047 HOH O1055 HOH O1099 HOH O1156 SITE 3 GC9 10 PHE P 12 TRP P 13 SITE 1 HC1 3 LEU P 91 UNL P 211 PEE Q 210

CRYST1 118.700 200.753 67.631 90.00 90.06 90.00 P 1 21 1 4

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.008425 0.000000 0.000009 0.00000

SCALE2 0.000000 0.004981 0.000000 0.00000

SCALE3 0.000000 0.000000 0.014786 0.00000