1M8E - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 24-JUL-02 1M8E

TITLE INDUCIBLE NITRIC OXIDE SYNTHASE WITH 7-NITROINDAZOLE BOUND

COMPND MOL_ID: 1; COMPND 2 MOLECULE: INDUCIBLE NITRIC OXIDE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: OXYGENASE DOMAIN; COMPND 5 SYNONYM: NOS, TYPE II, INDUCIBLE NOS, INOS, MACROPHAGE NOS, MAC-NOS; COMPND 6 EC: 1.14.13.39; COMPND 7 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PCWORI

KEYWDS OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR R.J.ROSENFELD,E.D.GARCIN,K.PANDA,G.ANDERSSON,A.ABERG,A.V.WALLACE, AUTHOR 2 D.J.STUEHR,J.A.TAINER,E.D.GETZOFF

REVDAT 4 13-JUL-11 1M8E 1 VERSN REVDAT 3 24-FEB-09 1M8E 1 VERSN REVDAT 2 11-DEC-02 1M8E 1 JRNL REVDAT 1 07-AUG-02 1M8E 0

JRNL AUTH R.J.ROSENFELD,E.D.GARCIN,K.PANDA,G.ANDERSSON,A.ABERG, JRNL AUTH 2 A.V.WALLACE,G.M.MORRIS,A.J.OLSON,D.J.STUEHR,J.A.TAINER, JRNL AUTH 3 E.D.GETZOFF JRNL TITL CONFORMATIONAL CHANGES IN NITRIC OXIDE SYNTHASES INDUCED BY JRNL TITL 2 CHLORZOXAZONE AND NITROINDAZOLES: CRYSTALLOGRAPHIC AND JRNL TITL 3 COMPUTATIONAL ANALYSES OF INHIBITOR POTENCY JRNL REF BIOCHEMISTRY V. 41 13915 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 12437348 JRNL DOI 10.1021/BI026313J

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.R.CRANE,A.S.ARVAI,D.K.GHOSH,C.WU,E.D.GETZOFF,D.J.STUEHR, REMARK 1 AUTH 2 J.A.TAINER REMARK 1 TITL STRUCTURE OF NITRIC OXIDE SYNTHASE OXYGENASE DIMER WITH REMARK 1 TITL 2 PTERIN AND SUBSTRATE REMARK 1 REF SCIENCE V. 279 2121 1998 REMARK 1 REFN ISSN 0036-8075 REMARK 1 DOI 10.1126/SCIENCE.279.5359.2121

REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.91 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 34347 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) : 0.235 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1753 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.08 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5365 REMARK 3 BIN R VALUE (WORKING SET) : 0.3180 REMARK 3 BIN FREE R VALUE : 0.3760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 295 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6714 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 144 REMARK 3 SOLVENT ATOMS : 168 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 55.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -15.76000 REMARK 3 B22 (A**2) : -15.76000 REMARK 3 B33 (A**2) : 31.52000 REMARK 3 B12 (A**2) : 2.99000 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.46 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.58 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.27 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) : 1.140 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.490 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.360 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.28 REMARK 3 BSOL : 10.46 REMARK 3 REMARK 3 NCS MODEL : CONSTR 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : PARAM19X.HEME REMARK 3 PARAMETER FILE 4 : 7NITRO.PAR REMARK 3 PARAMETER FILE 5 : MISC.PAR REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 3 : TOPH19X.HEME REMARK 3 TOPOLOGY FILE 4 : 7NITRO.TOP REMARK 3 TOPOLOGY FILE 5 : MISC.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1M8E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-JUL-02. REMARK 100 THE RCSB ID CODE IS RCSB016724.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-FEB-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 34362 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 2.700 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : 0.05400 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 17.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.70 REMARK 200 R MERGE FOR SHELL (I) : 0.31800 REMARK 200 R SYM FOR SHELL (I) : 0.31800 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1DF1 REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LITHIUM SULFATE, B-OCTYL-GLUCODISE, REMARK 280 MES BUFFER, PH 6.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 277K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 38.59433 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 77.18867 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 57.89150 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 96.48583 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 19.29717 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 38.59433 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 77.18867 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 96.48583 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 57.89150 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 19.29717 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: BIOLOGICALLY ACTIVE AS A DIMER. TO GET ONE ACTIVE DIMER, REMARK 300 APPLY THE FOLLOWING SYMMETRY OPERATION TO CHAIN A: 1+Y-X, Y, 1/2-Z

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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 11080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33470 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -72.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 BIOMT1 2 -1.000000 0.000000 0.000000 213.06700 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 57.89150 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 11010 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -69.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 BIOMT1 2 -0.500000 -0.866025 0.000000 319.60050 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 184.52143 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 192.97167

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 65 REMARK 465 LEU A 66 REMARK 465 ASP A 67 REMARK 465 LYS A 68 REMARK 465 LEU A 69 REMARK 465 HIS A 70 REMARK 465 VAL A 71 REMARK 465 THR A 72 REMARK 465 SER A 73 REMARK 465 THR A 74 REMARK 465 ARG A 75 REMARK 465 PRO A 76 REMARK 465 PHE A 102 REMARK 465 THR A 103 REMARK 465 CYS A 104 REMARK 465 LYS A 105 REMARK 465 SER A 106 REMARK 465 LYS A 107 REMARK 465 SER A 108 REMARK 465 GLN A 496 REMARK 465 ASN A 497 REMARK 465 GLU A 498 REMARK 465 SER B 65 REMARK 465 LEU B 66 REMARK 465 ASP B 67 REMARK 465 LYS B 68 REMARK 465 LEU B 69 REMARK 465 HIS B 70 REMARK 465 VAL B 71 REMARK 465 THR B 72 REMARK 465 SER B 73 REMARK 465 THR B 74 REMARK 465 ARG B 75 REMARK 465 PRO B 76 REMARK 465 ASP B 101 REMARK 465 PHE B 102 REMARK 465 THR B 103 REMARK 465 CYS B 104 REMARK 465 LYS B 105 REMARK 465 SER B 106 REMARK 465 LYS B 107 REMARK 465 SER B 108 REMARK 465 GLN B 496 REMARK 465 ASN B 497 REMARK 465 GLU B 498

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 TYR A 78 136.18 -174.77 REMARK 500 TRP A 84 -6.33 -50.06 REMARK 500 SER A 100 136.06 75.88 REMARK 500 ASN A 115 72.17 -112.28 REMARK 500 ASP A 125 -16.89 -143.16 REMARK 500 SER A 147 -68.45 -96.54 REMARK 500 GLU A 150 92.10 43.22 REMARK 500 THR A 172 -161.25 -105.31 REMARK 500 SER A 212 -12.20 -152.09 REMARK 500 SER A 245 -88.69 -106.45 REMARK 500 HIS A 249 73.37 -114.22 REMARK 500 ASP A 268 23.32 -70.91 REMARK 500 TYR A 293 71.42 27.12 REMARK 500 ASP A 306 -91.67 53.07 REMARK 500 LYS A 329 -36.01 -143.55 REMARK 500 CYS A 361 74.71 -165.75 REMARK 500 ARG A 375 -70.95 -75.77 REMARK 500 ARG A 382 -128.44 -129.61 REMARK 500 ASN A 384 76.12 34.88 REMARK 500 ILE A 427 149.17 -177.36 REMARK 500 ARG A 448 19.61 -153.89 REMARK 500 CYS A 451 101.19 -167.61 REMARK 500 LEU A 479 -155.20 -93.09 REMARK 500 LYS A 491 -61.08 -94.39 REMARK 500 HIS A 493 113.19 -163.51 REMARK 500 TRP B 84 -4.04 -59.75 REMARK 500 HIS B 95 -1.83 -55.44 REMARK 500 LYS B 97 20.41 -79.79 REMARK 500 THR B 99 -135.86 -121.22 REMARK 500 ASN B 115 72.36 -110.99 REMARK 500 PRO B 123 174.00 -57.11 REMARK 500 ASP B 125 -15.48 -143.13 REMARK 500 GLU B 150 72.48 52.66 REMARK 500 THR B 172 -162.16 -118.64 REMARK 500 TYR B 173 141.64 -171.29 REMARK 500 TRP B 200 -29.51 -39.31 REMARK 500 SER B 212 -9.92 -152.72 REMARK 500 SER B 245 -90.85 -103.20 REMARK 500 HIS B 249 72.20 -115.92 REMARK 500 MET B 266 156.60 -41.68 REMARK 500 ASP B 268 24.01 -70.94 REMARK 500 TYR B 293 72.20 29.09 REMARK 500 ASP B 306 -84.61 54.95 REMARK 500 LYS B 329 -35.93 -140.65 REMARK 500 CYS B 361 78.72 -165.28 REMARK 500 ARG B 382 -124.47 -107.15 REMARK 500 ASN B 384 80.51 30.99 REMARK 500 ILE B 427 146.94 -177.04 REMARK 500 PRO B 461 13.56 -68.37 REMARK 500 GLU B 488 109.79 -50.88 REMARK 500 REMARK 500 THIS ENTRY HAS 51 RAMACHANDRAN OUTLIERS. 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 CYS B 378 24.1 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 B1023 DISTANCE = 5.82 ANGSTROMS REMARK 525 HOH B1045 DISTANCE = 5.03 ANGSTROMS REMARK 525 HOH B1307 DISTANCE = 6.74 ANGSTROMS REMARK 525 HOH B1326 DISTANCE = 5.20 ANGSTROMS

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 HEM A 901 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 194 SG REMARK 620 2 HEM A 901 NA 111.2 REMARK 620 3 HEM A 901 NB 96.0 87.4 REMARK 620 4 HEM A 901 NC 92.8 155.8 87.1 REMARK 620 5 HEM A 901 ND 105.8 87.5 158.0 88.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 901 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 194 SG REMARK 620 2 HEM B 901 NA 112.9 REMARK 620 3 HEM B 901 NB 100.0 86.1 REMARK 620 4 HEM B 901 NC 93.4 153.6 87.6 REMARK 620 5 HEM B 901 ND 98.9 89.9 160.8 87.6 REMARK 620 N 1 2 3 4

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B A 902 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 7NI A 906 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H4B B 903 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 7NI B 907

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1NOD RELATED DB: PDB REMARK 900 INOS DIMER WITH SUBSTRATE BOUND REMARK 900 RELATED ID: 1M8D RELATED DB: PDB REMARK 900 INOS WITH CHLORZOXAZONE BOUND REMARK 900 RELATED ID: 1M8H RELATED DB: PDB REMARK 900 INOS WITH 6-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 1M8I RELATED DB: PDB REMARK 900 INOS WITH 5-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 1M9J RELATED DB: PDB REMARK 900 HUMAN ENOS WITH CHLORZOXAZONE BOUND REMARK 900 RELATED ID: 1M9K RELATED DB: PDB REMARK 900 HUMAN ENOS WITH 7-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 1M9M RELATED DB: PDB REMARK 900 HUMAN ENOS WITH 6-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 1M9Q RELATED DB: PDB REMARK 900 HUMAN ENOS WITH 5-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 1M9R RELATED DB: PDB REMARK 900 HUMAN ENOS WITH 3-BROMO-7-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 1M9T RELATED DB: PDB REMARK 900 INOS WITH WITH 3-BROMO-7-NITROINDAZOLE BOUND REMARK 900 RELATED ID: 3NOD RELATED DB: PDB REMARK 900 HUMAN ENOS WITH SUBSTRATE BOUND

DBREF 1M8E A 65 498 UNP P29477 NOS2_MOUSE 65 498 DBREF 1M8E B 65 498 UNP P29477 NOS2_MOUSE 65 498

SEQRES 1 A 434 SER LEU ASP LYS LEU HIS VAL THR SER THR ARG PRO GLN SEQRES 2 A 434 TYR VAL ARG ILE LYS ASN TRP GLY SER GLY GLU ILE LEU SEQRES 3 A 434 HIS ASP THR LEU HIS HIS LYS ALA THR SER ASP PHE THR SEQRES 4 A 434 CYS LYS SER LYS SER CYS LEU GLY SER ILE MET ASN PRO SEQRES 5 A 434 LYS SER LEU THR ARG GLY PRO ARG ASP LYS PRO THR PRO SEQRES 6 A 434 LEU GLU GLU LEU LEU PRO HIS ALA ILE GLU PHE ILE ASN SEQRES 7 A 434 GLN TYR TYR GLY SER PHE LYS GLU ALA LYS ILE GLU GLU SEQRES 8 A 434 HIS LEU ALA ARG LEU GLU ALA VAL THR LYS GLU ILE GLU SEQRES 9 A 434 THR THR GLY THR TYR GLN LEU THR LEU ASP GLU LEU ILE SEQRES 10 A 434 PHE ALA THR LYS MET ALA TRP ARG ASN ALA PRO ARG CYS SEQRES 11 A 434 ILE GLY ARG ILE GLN TRP SER ASN LEU GLN VAL PHE ASP SEQRES 12 A 434 ALA ARG ASN CYS SER THR ALA GLN GLU MET PHE GLN HIS SEQRES 13 A 434 ILE CYS ARG HIS ILE LEU TYR ALA THR ASN ASN GLY ASN SEQRES 14 A 434 ILE ARG SER ALA ILE THR VAL PHE PRO GLN ARG SER ASP SEQRES 15 A 434 GLY LYS HIS ASP PHE ARG LEU TRP ASN SER GLN LEU ILE SEQRES 16 A 434 ARG TYR ALA GLY TYR GLN MET PRO ASP GLY THR ILE ARG SEQRES 17 A 434 GLY ASP ALA ALA THR LEU GLU PHE THR GLN LEU CYS ILE SEQRES 18 A 434 ASP LEU GLY TRP LYS PRO ARG TYR GLY ARG PHE ASP VAL SEQRES 19 A 434 LEU PRO LEU VAL LEU GLN ALA ASP GLY GLN ASP PRO GLU SEQRES 20 A 434 VAL PHE GLU ILE PRO PRO ASP LEU VAL LEU GLU VAL THR SEQRES 21 A 434 MET GLU HIS PRO LYS TYR GLU TRP PHE GLN GLU LEU GLY SEQRES 22 A 434 LEU LYS TRP TYR ALA LEU PRO ALA VAL ALA ASN MET LEU SEQRES 23 A 434 LEU GLU VAL GLY GLY LEU GLU PHE PRO ALA CYS PRO PHE SEQRES 24 A 434 ASN GLY TRP TYR MET GLY THR GLU ILE GLY VAL ARG ASP SEQRES 25 A 434 PHE CYS ASP THR GLN ARG TYR ASN ILE LEU GLU GLU VAL SEQRES 26 A 434 GLY ARG ARG MET GLY LEU GLU THR HIS THR LEU ALA SER SEQRES 27 A 434 LEU TRP LYS ASP ARG ALA VAL THR GLU ILE ASN VAL ALA SEQRES 28 A 434 VAL LEU HIS SER PHE GLN LYS GLN ASN VAL THR ILE MET SEQRES 29 A 434 ASP HIS HIS THR ALA SER GLU SER PHE MET LYS HIS MET SEQRES 30 A 434 GLN ASN GLU TYR ARG ALA ARG GLY GLY CYS PRO ALA ASP SEQRES 31 A 434 TRP ILE TRP LEU VAL PRO PRO VAL SER GLY SER ILE THR SEQRES 32 A 434 PRO VAL PHE HIS GLN GLU MET LEU ASN TYR VAL LEU SER SEQRES 33 A 434 PRO PHE TYR TYR TYR GLN ILE GLU PRO TRP LYS THR HIS SEQRES 34 A 434 ILE TRP GLN ASN GLU SEQRES 1 B 434 SER LEU ASP LYS LEU HIS VAL THR SER THR ARG PRO GLN SEQRES 2 B 434 TYR VAL ARG ILE LYS ASN TRP GLY SER GLY GLU ILE LEU SEQRES 3 B 434 HIS ASP THR LEU HIS HIS LYS ALA THR SER ASP PHE THR SEQRES 4 B 434 CYS LYS SER LYS SER CYS LEU GLY SER ILE MET ASN PRO SEQRES 5 B 434 LYS SER LEU THR ARG GLY PRO ARG ASP LYS PRO THR PRO SEQRES 6 B 434 LEU GLU GLU LEU LEU PRO HIS ALA ILE GLU PHE ILE ASN SEQRES 7 B 434 GLN TYR TYR GLY SER PHE LYS GLU ALA LYS ILE GLU GLU SEQRES 8 B 434 HIS LEU ALA ARG LEU GLU ALA VAL THR LYS GLU ILE GLU SEQRES 9 B 434 THR THR GLY THR TYR GLN LEU THR LEU ASP GLU LEU ILE SEQRES 10 B 434 PHE ALA THR LYS MET ALA TRP ARG ASN ALA PRO ARG CYS SEQRES 11 B 434 ILE GLY ARG ILE GLN TRP SER ASN LEU GLN VAL PHE ASP SEQRES 12 B 434 ALA ARG ASN CYS SER THR ALA GLN GLU MET PHE GLN HIS SEQRES 13 B 434 ILE CYS ARG HIS ILE LEU TYR ALA THR ASN ASN GLY ASN SEQRES 14 B 434 ILE ARG SER ALA ILE THR VAL PHE PRO GLN ARG SER ASP SEQRES 15 B 434 GLY LYS HIS ASP PHE ARG LEU TRP ASN SER GLN LEU ILE SEQRES 16 B 434 ARG TYR ALA GLY TYR GLN MET PRO ASP GLY THR ILE ARG SEQRES 17 B 434 GLY ASP ALA ALA THR LEU GLU PHE THR GLN LEU CYS ILE SEQRES 18 B 434 ASP LEU GLY TRP LYS PRO ARG TYR GLY ARG PHE ASP VAL SEQRES 19 B 434 LEU PRO LEU VAL LEU GLN ALA ASP GLY GLN ASP PRO GLU SEQRES 20 B 434 VAL PHE GLU ILE PRO PRO ASP LEU VAL LEU GLU VAL THR SEQRES 21 B 434 MET GLU HIS PRO LYS TYR GLU TRP PHE GLN GLU LEU GLY SEQRES 22 B 434 LEU LYS TRP TYR ALA LEU PRO ALA VAL ALA ASN MET LEU SEQRES 23 B 434 LEU GLU VAL GLY GLY LEU GLU PHE PRO ALA CYS PRO PHE SEQRES 24 B 434 ASN GLY TRP TYR MET GLY THR GLU ILE GLY VAL ARG ASP SEQRES 25 B 434 PHE CYS ASP THR GLN ARG TYR ASN ILE LEU GLU GLU VAL SEQRES 26 B 434 GLY ARG ARG MET GLY LEU GLU THR HIS THR LEU ALA SER SEQRES 27 B 434 LEU TRP LYS ASP ARG ALA VAL THR GLU ILE ASN VAL ALA SEQRES 28 B 434 VAL LEU HIS SER PHE GLN LYS GLN ASN VAL THR ILE MET SEQRES 29 B 434 ASP HIS HIS THR ALA SER GLU SER PHE MET LYS HIS MET SEQRES 30 B 434 GLN ASN GLU TYR ARG ALA ARG GLY GLY CYS PRO ALA ASP SEQRES 31 B 434 TRP ILE TRP LEU VAL PRO PRO VAL SER GLY SER ILE THR SEQRES 32 B 434 PRO VAL PHE HIS GLN GLU MET LEU ASN TYR VAL LEU SER SEQRES 33 B 434 PRO PHE TYR TYR TYR GLN ILE GLU PRO TRP LYS THR HIS SEQRES 34 B 434 ILE TRP GLN ASN GLU

HET HEM A 901 43 HET H4B A 902 17 HET 7NI A 906 24 HET HEM B 901 43 HET H4B B 903 17 HET 7NI B 907 24

HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM 7NI 7-NITROINDAZOLE

HETSYN HEM HEME

FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 H4B 2(C9 H15 N5 O3) FORMUL 5 7NI 2(C7 H5 N3 O2) FORMUL 9 HOH *168(H2 O)

HELIX 1 1 THR A 93 ALA A 98 5 6 HELIX 2 2 PRO A 116 THR A 120 5 5 HELIX 3 3 PRO A 129 GLY A 146 1 18 HELIX 4 4 LYS A 152 GLY A 171 1 20 HELIX 5 5 THR A 176 ASN A 190 1 15 HELIX 6 6 GLY A 196 TRP A 200 5 5 HELIX 7 7 THR A 213 ASN A 230 1 18 HELIX 8 8 ASN A 231 ASN A 233 5 3 HELIX 9 9 THR A 277 LEU A 287 1 11 HELIX 10 10 PRO A 316 VAL A 320 5 5 HELIX 11 11 TYR A 330 GLY A 337 5 8 HELIX 12 12 MET A 368 VAL A 374 1 7 HELIX 13 13 VAL A 374 ASP A 379 1 6 HELIX 14 14 ILE A 385 ARG A 392 1 8 HELIX 15 15 THR A 399 SER A 402 5 4 HELIX 16 16 LEU A 403 GLN A 423 1 21 HELIX 17 17 ASP A 429 GLY A 449 1 21 HELIX 18 18 ASP A 454 VAL A 459 1 6 HELIX 19 19 PRO A 468 GLN A 472 5 5 HELIX 20 20 THR B 93 LYS B 97 5 5 HELIX 21 21 PRO B 116 THR B 120 5 5 HELIX 22 22 PRO B 129 PHE B 148 1 20 HELIX 23 23 LYS B 152 GLY B 171 1 20 HELIX 24 24 THR B 176 ASN B 190 1 15 HELIX 25 25 GLY B 196 TRP B 200 5 5 HELIX 26 26 THR B 213 ASN B 230 1 18 HELIX 27 27 ASN B 231 ASN B 233 5 3 HELIX 28 28 THR B 277 LEU B 287 1 11 HELIX 29 29 PRO B 316 VAL B 320 5 5 HELIX 30 30 TYR B 330 GLY B 337 5 8 HELIX 31 31 MET B 368 VAL B 374 1 7 HELIX 32 32 ILE B 385 ARG B 392 1 8 HELIX 33 33 THR B 399 SER B 402 5 4 HELIX 34 34 LEU B 403 GLN B 423 1 21 HELIX 35 35 ASP B 429 ARG B 448 1 20 HELIX 36 36 ASP B 454 VAL B 459 1 6 HELIX 37 37 PRO B 468 GLN B 472 5 5

SHEET 1 A 2 VAL A 79 LYS A 82 0 SHEET 2 A 2 ILE A 89 ASP A 92 -1 O ASP A 92 N VAL A 79 SHEET 1 B 4 GLN A 204 ASP A 207 0 SHEET 2 B 4 ALA A 237 VAL A 240 1 O ILE A 238 N PHE A 206 SHEET 3 B 4 PHE A 363 ASN A 364 -1 O ASN A 364 N ALA A 237 SHEET 4 B 4 ALA A 345 VAL A 346 -1 N VAL A 346 O PHE A 363 SHEET 1 C 3 ARG A 252 LEU A 253 0 SHEET 2 C 3 LEU A 301 GLN A 304 -1 O GLN A 304 N ARG A 252 SHEET 3 C 3 GLU A 311 PHE A 313 -1 O PHE A 313 N LEU A 301 SHEET 1 D 2 GLY A 263 GLN A 265 0 SHEET 2 D 2 ILE A 271 GLY A 273 -1 O ARG A 272 N TYR A 264 SHEET 1 E 2 GLU A 322 THR A 324 0 SHEET 2 E 2 LYS A 339 TYR A 341 -1 O TRP A 340 N VAL A 323 SHEET 1 F 3 LEU A 356 PHE A 358 0 SHEET 2 F 3 LEU A 350 VAL A 353 -1 N VAL A 353 O LEU A 356 SHEET 3 F 3 PHE A 482 TYR A 484 -1 O PHE A 482 N GLU A 352 SHEET 1 G 2 VAL B 79 LYS B 82 0 SHEET 2 G 2 ILE B 89 ASP B 92 -1 O ASP B 92 N VAL B 79 SHEET 1 H 4 GLN B 204 ASP B 207 0 SHEET 2 H 4 ALA B 237 VAL B 240 1 O ILE B 238 N PHE B 206 SHEET 3 H 4 PHE B 363 ASN B 364 -1 O ASN B 364 N ALA B 237 SHEET 4 H 4 ALA B 345 VAL B 346 -1 N VAL B 346 O PHE B 363 SHEET 1 I 3 ARG B 252 LEU B 253 0 SHEET 2 I 3 LEU B 301 GLN B 304 -1 O GLN B 304 N ARG B 252 SHEET 3 I 3 GLU B 311 PHE B 313 -1 O PHE B 313 N LEU B 301 SHEET 1 J 2 GLY B 263 GLN B 265 0 SHEET 2 J 2 ILE B 271 GLY B 273 -1 O ARG B 272 N TYR B 264 SHEET 1 K 2 GLU B 322 THR B 324 0 SHEET 2 K 2 LYS B 339 TYR B 341 -1 O TRP B 340 N VAL B 323 SHEET 1 L 3 LEU B 356 PHE B 358 0 SHEET 2 L 3 LEU B 350 VAL B 353 -1 N VAL B 353 O LEU B 356 SHEET 3 L 3 PHE B 482 TYR B 484 -1 O PHE B 482 N GLU B 352

LINK FE HEM A 901 SG CYS A 194 1555 1555 2.26 LINK FE HEM B 901 SG CYS B 194 1555 1555 2.24

CISPEP 1 SER A 480 PRO A 481 0 -0.97 CISPEP 2 SER B 480 PRO B 481 0 -0.15

SITE 1 AC1 12 TRP A 188 CYS A 194 SER A 236 PHE A 363 SITE 2 AC1 12 ASN A 364 GLY A 365 TRP A 366 GLU A 371 SITE 3 AC1 12 TRP A 457 TYR A 485 H4B A 902 7NI A 906 SITE 1 AC2 10 SER A 112 ARG A 375 ILE A 456 TRP A 457 SITE 2 AC2 10 PHE A 470 HIS A 471 GLN A 472 GLU A 473 SITE 3 AC2 10 HEM A 901 HOH A1130 SITE 1 AC3 9 PRO A 344 VAL A 346 ASN A 364 GLY A 365 SITE 2 AC3 9 TRP A 366 TYR A 367 MET A 368 GLU A 371 SITE 3 AC3 9 HEM A 901 SITE 1 AC4 12 TRP B 188 CYS B 194 SER B 236 PHE B 363 SITE 2 AC4 12 ASN B 364 GLY B 365 TRP B 366 GLU B 371 SITE 3 AC4 12 TRP B 457 TYR B 485 H4B B 903 7NI B 907 SITE 1 AC5 10 SER B 112 ARG B 375 TRP B 455 ILE B 456 SITE 2 AC5 10 TRP B 457 PHE B 470 HIS B 471 GLN B 472 SITE 3 AC5 10 GLU B 473 HEM B 901 SITE 1 AC6 8 PRO B 344 VAL B 346 GLY B 365 TRP B 366 SITE 2 AC6 8 TYR B 367 MET B 368 GLU B 371 HEM B 901

CRYST1 213.067 213.067 115.783 90.00 90.00 120.00 P 61 2 2 24

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 0.004693 0.002710 0.000000 0.00000

SCALE2 0.000000 0.005419 0.000000 0.00000

SCALE3 0.000000 0.000000 0.008637 0.00000