HEADER ELECTRON TRANSFER 21-AUG-02 1H32 TITLE REDUCED SOXAX COMPLEX FROM RHODOVULUM SULFIDOPHILUM COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHEME CYTOCHROME C; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SOXA; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: CYTOCHROME C; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: SOXX SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHODOVULUM SULFIDOPHILUM; SOURCE 3 ORGANISM_TAXID: 35806; SOURCE 4 MOL_ID: 2; SOURCE 5 ORGANISM_SCIENTIFIC: RHODOVULUM SULFIDOPHILUM; SOURCE 6 ORGANISM_TAXID: 35806 KEYWDS ELECTRON TRANSFER, SULFUR CYCLE, SOXAX COMPLEX, THIOSULFATE KEYWDS 2 OXIDATION, CYSTEINE PERSULFIDE HEME LIGAND, CYTOCHROME C EXPDTA X-RAY DIFFRACTION AUTHOR V.A.BAMFORD,S.BRUNO,T.RASMUSSEN,C.APPIA-AYME,M.R.CHEESMAN,B.C.BERKS, AUTHOR 2 A.M.HEMMINGS REVDAT 3 09-OCT-24 1H32 1 LINK REVDAT 2 24-FEB-09 1H32 1 VERSN REVDAT 1 07-NOV-02 1H32 0 JRNL AUTH V.A.BAMFORD,S.BRUNO,T.RASMUSSEN,C.APPIA-AYME,M.R.CHEESMAN, JRNL AUTH 2 B.C.BERKS,A.M.HEMMINGS JRNL TITL STRUCTURAL BASIS FOR THE OXIDATION OF THIOSULFATE BY A JRNL TITL 2 SULFUR CYCLE ENZYME JRNL REF EMBO J. V. 21 5599 2002 JRNL REFN ISSN 0261-4189 JRNL PMID 12411478 JRNL DOI 10.1093/EMBOJ/CDF566 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 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) (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 66141 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) : 0.199 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3036 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 137 REMARK 3 SOLVENT ATOMS : 667 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.120 REMARK 3 BOND ANGLES (DEGREES) : 1.316 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1H32 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-AUG-02. REMARK 100 THE DEPOSITION ID IS D_1290011292. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAY-02 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX14.2 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 : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 66141 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 10.00 REMARK 200 R MERGE (I) : 0.04100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 32.89750 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.59300 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.89750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.59300 REMARK 290 SMTRY3 4 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: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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 ALA B 52 REMARK 465 ASP B 53 REMARK 465 ALA B 54 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 GLN B 138 CA C O CB CG CD OE1 REMARK 470 GLN B 138 NE2 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 ALA B 9 O HOH B 2026 2.11 REMARK 500 O ARG B 18 O HOH B 2045 2.15 REMARK 500 O LEU B 80 O HOH B 2133 2.16 REMARK 500 O ALA B 74 O HOH B 2128 2.17 REMARK 500 O ALA B 4 O HOH B 2016 2.19 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 38 NE - CZ - NH2 ANGL. DEV. = -3.4 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 ASN A 9 17.04 59.14 REMARK 500 ASP A 152 -161.23 -124.65 REMARK 500 ASP A 186 -6.65 71.25 REMARK 500 ARG A 190 -127.81 51.07 REMARK 500 VAL B 39 -83.39 -118.41 REMARK 500 ASN B 82 94.84 -160.69 REMARK 500 ALA B 107 -125.19 42.83 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 A2001 DISTANCE = 7.16 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 HEC A1263 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 80 NE2 REMARK 620 2 HEC A1263 NA 86.7 REMARK 620 3 HEC A1263 NB 88.7 90.0 REMARK 620 4 HEC A1263 NC 90.4 177.1 89.6 REMARK 620 5 HEC A1263 ND 90.3 90.4 178.8 89.8 REMARK 620 6 CYS A 114 SG 173.7 90.9 97.2 92.0 83.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A1264 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 181 NE2 REMARK 620 2 HEC A1264 NA 88.6 REMARK 620 3 HEC A1264 NB 91.2 90.0 REMARK 620 4 HEC A1264 NC 87.9 176.5 90.1 REMARK 620 5 HEC A1264 ND 88.2 89.1 179.0 90.7 REMARK 620 6 CSS A 222 SD 176.2 92.4 92.5 91.2 88.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC B1139 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 46 NE2 REMARK 620 2 HEC B1139 NA 87.4 REMARK 620 3 HEC B1139 NB 91.1 90.3 REMARK 620 4 HEC B1139 NC 89.6 176.9 89.6 REMARK 620 5 HEC B1139 ND 86.8 89.4 177.9 90.7 REMARK 620 6 MET B 92 SD 173.6 86.4 90.4 96.7 91.6 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 EDO A1262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A1263 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A1264 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDO B1138 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC B1139 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1H31 RELATED DB: PDB REMARK 900 OXIDISED SOXAX COMPLEX FROM RHODOVULUM SULFIDOPHILUM REMARK 900 RELATED ID: 1H33 RELATED DB: PDB REMARK 900 OXIDISED SOXAX COMPLEX FROM RHODOVULUM SULFIDOPHILUM DBREF 1H32 A 1 261 UNP Q939U1 Q939U1 27 287 DBREF 1H32 B 1 138 UNP Q939U4 Q939U4 23 160 SEQRES 1 A 261 GLY PRO ASP ASP PRO LEU VAL ILE ASN GLY GLU ILE GLU SEQRES 2 A 261 ILE VAL THR ARG ALA PRO THR PRO ALA HIS LEU ALA ASP SEQRES 3 A 261 ARG PHE ASP GLU ILE ARG SER GLY TRP THR PHE ARG THR SEQRES 4 A 261 ASP ASP THR GLN ALA LEU GLU MET ASP ASP PHE GLU ASN SEQRES 5 A 261 SER GLY MET VAL PHE VAL GLU GLU ALA ARG ALA VAL TRP SEQRES 6 A 261 ASP ARG PRO GLU GLY THR GLU GLY LYS ALA CYS ALA ASP SEQRES 7 A 261 CYS HIS GLY ALA VAL ASP ASP GLY MET TYR GLY LEU ARG SEQRES 8 A 261 ALA VAL TYR PRO LYS TYR VAL GLU SER ALA GLY LYS VAL SEQRES 9 A 261 ARG THR VAL GLU GLN MET ILE ASN ALA CYS ARG THR SER SEQRES 10 A 261 ARG MET GLY ALA PRO GLU TRP ASP TYR ILE GLY PRO ASP SEQRES 11 A 261 MET THR ALA MET VAL ALA LEU ILE ALA SER VAL SER ARG SEQRES 12 A 261 GLY MET PRO VAL SER VAL ALA ILE ASP GLY PRO ALA GLN SEQRES 13 A 261 SER THR TRP GLU LYS GLY ARG GLU ILE TYR TYR THR ARG SEQRES 14 A 261 TYR GLY GLN LEU ASP LEU SER CYS ALA SER CYS HIS GLU SEQRES 15 A 261 GLN TYR PHE ASP HIS TYR ILE ARG ALA ASP HIS LEU SER SEQRES 16 A 261 GLN GLY GLN ILE ASN GLY PHE PRO SER TYR ARG LEU LYS SEQRES 17 A 261 ASN ALA ARG LEU ASN ALA VAL HIS ASP ARG PHE ARG GLY SEQRES 18 A 261 CSS ILE ARG ASP THR ARG GLY VAL PRO PHE ALA VAL GLY SEQRES 19 A 261 SER PRO GLU PHE VAL ALA LEU GLU LEU TYR VAL ALA SER SEQRES 20 A 261 ARG GLY ASN GLY LEU SER VAL GLU GLY PRO SER VAL ARG SEQRES 21 A 261 ASN SEQRES 1 B 138 ALA GLU VAL ALA PRO GLY ASP VAL ALA ILE ASP GLY GLN SEQRES 2 B 138 GLY HIS VAL ALA ARG PRO LEU THR ASP ALA PRO GLY ASP SEQRES 3 B 138 PRO VAL GLU GLY ARG ARG LEU MET THR ASP ARG SER VAL SEQRES 4 B 138 GLY ASN CYS ILE ALA CYS HIS GLU VAL THR GLU MET ALA SEQRES 5 B 138 ASP ALA GLN PHE PRO GLY THR VAL GLY PRO SER LEU ASP SEQRES 6 B 138 GLY VAL ALA ALA ARG TYR PRO GLU ALA MET ILE ARG GLY SEQRES 7 B 138 ILE LEU VAL ASN SER LYS ASN VAL PHE PRO GLU THR VAL SEQRES 8 B 138 MET PRO ALA TYR TYR ARG VAL GLU GLY PHE ASN ARG PRO SEQRES 9 B 138 GLY ILE ALA PHE THR SER LYS PRO ILE GLU GLY GLU ILE SEQRES 10 B 138 ARG PRO LEU MET THR ALA GLY GLN ILE GLU ASP VAL VAL SEQRES 11 B 138 ALA TYR LEU MET THR LEU THR GLN MODRES 1H32 CSS A 222 CYS S-MERCAPTOCYSTEINE HET CSS A 222 7 HET EDO A1262 4 HET HEC A1263 43 HET HEC A1264 43 HET EDO B1138 4 HET HEC B1139 43 HETNAM CSS S-MERCAPTOCYSTEINE HETNAM EDO 1,2-ETHANEDIOL HETNAM HEC HEME C HETSYN EDO ETHYLENE GLYCOL FORMUL 1 CSS C3 H7 N O2 S2 FORMUL 3 EDO 2(C2 H6 O2) FORMUL 4 HEC 3(C34 H34 FE N4 O4) FORMUL 8 HOH *667(H2 O) HELIX 1 1 PRO A 21 ALA A 25 5 5 HELIX 2 2 GLY A 34 ARG A 38 5 5 HELIX 3 3 THR A 39 GLU A 46 1 8 HELIX 4 4 ASP A 48 ASN A 52 5 5 HELIX 5 5 SER A 53 ASP A 66 1 14 HELIX 6 6 ALA A 75 GLY A 81 1 7 HELIX 7 7 ALA A 82 MET A 87 1 6 HELIX 8 8 GLY A 89 TYR A 94 1 6 HELIX 9 9 THR A 106 ARG A 118 1 13 HELIX 10 10 GLY A 128 VAL A 141 1 14 HELIX 11 11 ASP A 152 PRO A 154 5 3 HELIX 12 12 ALA A 155 TYR A 167 1 13 HELIX 13 13 SER A 176 GLU A 182 1 7 HELIX 14 14 ALA A 214 ASP A 225 1 12 HELIX 15 15 SER A 235 GLY A 249 1 15 HELIX 16 16 ALA B 4 VAL B 8 5 5 HELIX 17 17 ASP B 26 ASP B 36 1 11 HELIX 18 18 ASN B 41 CYS B 45 5 5 HELIX 19 19 GLY B 66 TYR B 71 1 6 HELIX 20 20 PRO B 72 ASN B 82 1 11 HELIX 21 21 ASN B 82 PHE B 87 1 6 HELIX 22 22 THR B 122 MET B 134 1 13 SHEET 1 AA 2 LEU A 6 ILE A 8 0 SHEET 2 AA 2 ILE A 12 ILE A 14 -1 O ILE A 12 N ILE A 8 SHEET 1 AB 2 ARG A 17 ALA A 18 0 SHEET 2 AB 2 ILE A 31 ARG A 32 -1 O ILE A 31 N ALA A 18 SHEET 1 AC 2 LYS A 96 TYR A 97 0 SHEET 2 AC 2 VAL A 104 ARG A 105 -1 O ARG A 105 N LYS A 96 SHEET 1 AD 2 TYR A 188 ILE A 189 0 SHEET 2 AD 2 ASP A 192 HIS A 193 -1 O ASP A 192 N ILE A 189 SHEET 1 AE 3 ARG A 211 ASN A 213 0 SHEET 2 AE 3 SER A 204 ARG A 206 -1 O SER A 204 N ASN A 213 SHEET 3 AE 3 SER A 258 ARG A 260 1 O SER A 258 N TYR A 205 LINK SG CYS A 76 CAB HEC A1263 1555 1555 1.72 LINK SG CYS A 79 CAC HEC A1263 1555 1555 1.93 LINK SG CYS A 177 CAB HEC A1264 1555 1555 1.75 LINK SG CYS A 180 CAC HEC A1264 1555 1555 1.94 LINK C GLY A 221 N CSS A 222 1555 1555 1.33 LINK C CSS A 222 N ILE A 223 1555 1555 1.33 LINK SG CYS B 42 CAB HEC B1139 1555 1555 1.77 LINK SG CYS B 45 CAC HEC B1139 1555 1555 1.95 LINK NE2 HIS A 80 FE HEC A1263 1555 1555 2.08 LINK SG CYS A 114 FE HEC A1263 1555 1555 2.31 LINK NE2 HIS A 181 FE HEC A1264 1555 1555 2.08 LINK SD CSS A 222 FE HEC A1264 1555 1555 2.29 LINK NE2 HIS B 46 FE HEC B1139 1555 1555 2.04 LINK SD MET B 92 FE HEC B1139 1555 1555 2.36 CISPEP 1 TYR A 94 PRO A 95 0 -0.23 CISPEP 2 PHE A 202 PRO A 203 0 -0.38 CISPEP 3 GLY A 256 PRO A 257 0 -0.84 SITE 1 AC1 5 ASP A 192 ARG A 206 ARG A 218 HEC A1264 SITE 2 AC1 5 HOH A2445 SITE 1 AC2 19 ALA A 75 CYS A 76 CYS A 79 HIS A 80 SITE 2 AC2 19 LEU A 90 TYR A 94 CYS A 114 ARG A 118 SITE 3 AC2 19 MET A 119 HOH A2204 HOH A2209 HOH A2237 SITE 4 AC2 19 HOH A2262 HOH A2448 HOH A2451 HOH A2453 SITE 5 AC2 19 HOH A2454 PHE B 56 HOH B2052 SITE 1 AC3 25 GLY A 34 ARG A 38 SER A 176 CYS A 177 SITE 2 AC3 25 CYS A 180 HIS A 181 ILE A 189 HIS A 193 SITE 3 AC3 25 LEU A 194 SER A 195 GLY A 197 GLN A 198 SITE 4 AC3 25 ILE A 199 PHE A 202 ARG A 218 PHE A 219 SITE 5 AC3 25 CSS A 222 ILE A 223 ARG A 260 EDO A1262 SITE 6 AC3 25 HOH A2455 HOH A2456 HOH A2457 HOH A2458 SITE 7 AC3 25 EDO B1138 SITE 1 AC4 7 HEC A1264 HOH A2420 ASN B 41 ALA B 44 SITE 2 AC4 7 HOH B2204 HOH B2205 HOH B2206 SITE 1 AC5 22 HOH A2357 GLY B 40 CYS B 42 CYS B 45 SITE 2 AC5 22 HIS B 46 VAL B 60 PRO B 62 LEU B 64 SITE 3 AC5 22 ARG B 70 TYR B 71 ILE B 79 LEU B 80 SITE 4 AC5 22 PHE B 87 THR B 90 VAL B 91 MET B 92 SITE 5 AC5 22 TYR B 95 MET B 121 VAL B 129 HOH B2122 SITE 6 AC5 22 HOH B2207 HOH B2208 CRYST1 65.795 87.186 71.459 90.00 90.00 90.00 P 21 21 2 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 0.015199 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011470 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013994 0.00000