3U2L - Header Asymmetric Unit

HEADER FLAVOPROTEIN 04-OCT-11 3U2L

TITLE CRYSTAL STRUCTURE OF HUMAN ALR MUTANT C142S.

COMPND MOL_ID: 1; COMPND 2 MOLECULE: FAD-LINKED SULFHYDRYL OXIDASE ALR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 91-205; COMPND 5 SYNONYM: AUGMENTER OF LIVER REGENERATION, HERV1, HEPATOPOIETIN; COMPND 6 EC: 1.8.3.2; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: GFER, ALR, HERV1, HPO; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PDEST-HIS-MBP

KEYWDS FLAVOPROTEIN, ALR, SULFHYDRYL OXIDASE, FLAVIN, FAD

EXPDTA X-RAY DIFFRACTION

AUTHOR L.BANCI,I.BERTINI,V.CALDERONE,C.CEFARO,S.CIOFI-BAFFONI,A.GALLO

REVDAT 1 06-JUN-12 3U2L 0

JRNL AUTH L.BANCI,I.BERTINI,V.CALDERONE,C.CEFARO,S.CIOFI-BAFFONI, JRNL AUTH 2 A.GALLO,K.TOKATLIDIS JRNL TITL AN ELECTRON-TRANSFER PATH THROUGH AN EXTENDED DISULFIDE JRNL TITL 2 RELAY SYSTEM: THE CASE OF THE REDOX PROTEIN ALR. JRNL REF J.AM.CHEM.SOC. V. 134 1442 2012 JRNL REFN ISSN 0002-7863 JRNL PMID 22224850 JRNL DOI 10.1021/JA209881F

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.BANCI,I.BERTINI,V.CALDERONE,C.CEFARO,S.CIOFI-BAFFONI, REMARK 1 AUTH 2 A.GALLO,E.KALLERGI,E.LIONAKI,C.POZIDIS,K.TOKATLIDIS REMARK 1 TITL MOLECULAR RECOGNITION AND SUBSTRATE MIMICRY DRIVE THE REMARK 1 TITL 2 ELECTRON-TRANSFER PROCESS BETWEEN MIA40 AND ALR. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 108 4811 2011 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 21383138 REMARK 1 DOI 10.1073/PNAS.1014542108

REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.45 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 8364 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 + TEST SET) : 0.196 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.000 REMARK 3 FREE R VALUE TEST SET COUNT : 832 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.00 REMARK 3 REFLECTION IN BIN (WORKING SET) : 603 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.00 REMARK 3 BIN R VALUE (WORKING SET) : 0.2330 REMARK 3 BIN FREE R VALUE SET COUNT : 61 REMARK 3 BIN FREE R VALUE : 0.3600 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 964 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 53 REMARK 3 SOLVENT ATOMS : 121 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.76 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.45000 REMARK 3 B22 (A**2) : 1.12000 REMARK 3 B33 (A**2) : -0.67000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.197 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.126 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.321 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.942 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.888 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1054 ; 0.022 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1439 ; 1.816 ; 1.996 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 114 ; 6.389 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 59 ;32.065 ;23.051 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 163 ;15.970 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 11 ;11.033 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 137 ; 0.121 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 834 ; 0.011 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 579 ; 1.057 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 933 ; 1.856 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 475 ; 3.142 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 506 ; 4.719 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS

REMARK 4 REMARK 4 3U2L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-OCT-11. REMARK 100 THE RCSB ID CODE IS RCSB068226.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-JUL-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : SEALED TUBE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : OXFORD DIFFRACTION ENHANCE ULTRA REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.541 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : OXFORD ONYX CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9237 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 25.450 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 11.300 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : 0.10000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 9.90 REMARK 200 R MERGE FOR SHELL (I) : 0.44000 REMARK 200 R SYM FOR SHELL (I) : 0.44000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 3O55 REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.76 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M MES, 20% PEG6000, PH 6.0, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 298K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 31.28000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 31.28000 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 25.44700 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 38.32050 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 25.44700 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 38.32050 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 31.28000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 25.44700 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 38.32050 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 31.28000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 25.44700 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 38.32050 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1 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 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 REMARK 350 TOTAL BURIED SURFACE AREA: 5870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -42.0 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 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 31.28000

REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 462 LIES ON A SPECIAL POSITION.

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 143 CB GLU A 143 CG 0.135 REMARK 500 GLU A 143 CG GLU A 143 CD 0.144 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 ARG A 196 -57.78 -137.01 REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FAD A 301

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3O55 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN FAD-LINKED AUGMENTER OF LIVER REMARK 900 REGENERATION (ALR) REMARK 900 RELATED ID: 3U2M RELATED DB: PDB

DBREF 3U2L A 91 205 UNP P55789 ALR_HUMAN 91 205

SEQADV 3U2L SER A 142 UNP P55789 CYS 142 ENGINEERED MUTATION SEQADV 3U2L ALA A 154 UNP P55789 CYS 154 ENGINEERED MUTATION SEQADV 3U2L ALA A 165 UNP P55789 CYS 165 ENGINEERED MUTATION

SEQRES 1 A 115 PHE ARG GLU ASP CYS PRO PRO ASP ARG GLU GLU LEU GLY SEQRES 2 A 115 ARG HIS SER TRP ALA VAL LEU HIS THR LEU ALA ALA TYR SEQRES 3 A 115 TYR PRO ASP LEU PRO THR PRO GLU GLN GLN GLN ASP MET SEQRES 4 A 115 ALA GLN PHE ILE HIS LEU PHE SER LYS PHE TYR PRO SER SEQRES 5 A 115 GLU GLU CYS ALA GLU ASP LEU ARG LYS ARG LEU ALA ARG SEQRES 6 A 115 ASN HIS PRO ASP THR ARG THR ARG ALA ALA PHE THR GLN SEQRES 7 A 115 TRP LEU CYS HIS LEU HIS ASN GLU VAL ASN ARG LYS LEU SEQRES 8 A 115 GLY LYS PRO ASP PHE ASP CYS SER LYS VAL ASP GLU ARG SEQRES 9 A 115 TRP ARG ASP GLY TRP LYS ASP GLY SER CYS ASP

HET FAD A 301 53

HETNAM FAD FLAVIN-ADENINE DINUCLEOTIDE

FORMUL 2 FAD C27 H33 N9 O15 P2 FORMUL 3 HOH *121(H2 O)

HELIX 1 1 ASP A 98 TYR A 116 1 19 HELIX 2 2 THR A 122 TYR A 140 1 19 HELIX 3 3 SER A 142 ASN A 156 1 15 HELIX 4 4 THR A 162 LEU A 181 1 20 HELIX 5 5 ASP A 187 SER A 189 5 3 HELIX 6 6 LYS A 190 ARG A 196 1 7

SSBOND 1 CYS A 95 CYS A 204 1555 3555 2.09 SSBOND 2 CYS A 171 CYS A 188 1555 1555 2.09

SITE 1 AC1 24 GLY A 103 ARG A 104 SER A 106 TRP A 107 SITE 2 AC1 24 HIS A 111 TYR A 140 CYS A 145 CYS A 171 SITE 3 AC1 24 HIS A 174 ASN A 175 VAL A 177 ASN A 178 SITE 4 AC1 24 LYS A 180 LEU A 181 LYS A 183 PHE A 186 SITE 5 AC1 24 ARG A 194 TRP A 195 HOH A 417 HOH A 424 SITE 6 AC1 24 HOH A 426 HOH A 444 HOH A 474 HOH A 500

CRYST1 50.894 76.641 62.560 90.00 90.00 90.00 C 2 2 21 8

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 0.019649 0.000000 0.000000 0.00000

SCALE2 0.000000 0.013048 0.000000 0.00000

SCALE3 0.000000 0.000000 0.015985 0.00000