HEADER OXIDOREDUCTASE 21-OCT-14 4WQC TITLE THIOSULFATE DEHYDROGENASE (TSDA) FROM ALLOCHROMATIUM VINOSUM - K208N TITLE 2 MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: THIOSULFATE DEHYDROGENASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TETRATHIONATE SYNTHASE; COMPND 5 EC: 1.8.2.2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ALLOCHROMATIUM VINOSUM; SOURCE 3 ORGANISM_TAXID: 572477; SOURCE 4 STRAIN: ATCC 17899 / DSM 180 / NBRC 103801 / D; SOURCE 5 ATCC: 17899; SOURCE 6 GENE: TSDA, ALVIN_0091; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PPR-IBAAVTSDAS KEYWDS OXIDOREDUCTASE, TETRATHIONATE, TSDA, C-TYPE CYTOCHROME EXPDTA X-RAY DIFFRACTION AUTHOR J.A.BRITO,K.DENKMANN,I.A.C.PEREIRA,C.DAHL,M.ARCHER REVDAT 4 08-MAY-24 4WQC 1 ATOM REVDAT 3 15-APR-15 4WQC 1 JRNL REVDAT 2 25-FEB-15 4WQC 1 JRNL REVDAT 1 18-FEB-15 4WQC 0 JRNL AUTH J.A.BRITO,K.DENKMANN,I.A.PEREIRA,M.ARCHER,C.DAHL JRNL TITL THIOSULFATE DEHYDROGENASE (TSDA) FROM ALLOCHROMATIUM JRNL TITL 2 VINOSUM: STRUCTURAL AND FUNCTIONAL INSIGHTS INTO THIOSULFATE JRNL TITL 3 OXIDATION. JRNL REF J.BIOL.CHEM. V. 290 9222 2015 JRNL REFN ESSN 1083-351X JRNL PMID 25673691 JRNL DOI 10.1074/JBC.M114.623397 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.A.BRITO,A.GUTIERRES,K.DENKMANN,C.DAHL,M.ARCHER REMARK 1 TITL PRODUCTION, CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC REMARK 1 TITL 2 ANALYSIS OF ALLOCHROMATIUM VINOSUM THIOSULFATE DEHYDROGENASE REMARK 1 TITL 3 TSDA, AN UNUSUAL ACIDOPHILIC C-TYPE CYTOCHROME. REMARK 1 REF ACTA CRYSTALLOGR.,SECT.F V. 70 1424 2014 REMARK 1 REFN ESSN 1744-3091 REMARK 1 PMID 25286955 REMARK 1 DOI 10.1107/S2053230X14019384 REMARK 2 REMARK 2 RESOLUTION. 1.56 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: DEV_1830) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.56 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.44 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 3 NUMBER OF REFLECTIONS : 33944 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.149 REMARK 3 R VALUE (WORKING SET) : 0.146 REMARK 3 FREE R VALUE : 0.201 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 1700 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 44.6317 - 3.5732 0.97 2751 145 0.1265 0.1521 REMARK 3 2 3.5732 - 2.8363 0.98 2761 146 0.1343 0.1949 REMARK 3 3 2.8363 - 2.4778 0.98 2745 144 0.1334 0.1801 REMARK 3 4 2.4778 - 2.2512 0.97 2729 144 0.1304 0.2045 REMARK 3 5 2.2512 - 2.0899 0.97 2697 142 0.1324 0.2120 REMARK 3 6 2.0899 - 1.9667 0.97 2686 141 0.1473 0.1951 REMARK 3 7 1.9667 - 1.8682 0.96 2703 143 0.1515 0.2173 REMARK 3 8 1.8682 - 1.7868 0.97 2691 142 0.1743 0.2595 REMARK 3 9 1.7868 - 1.7181 0.97 2690 141 0.1916 0.2744 REMARK 3 10 1.7181 - 1.6588 0.96 2676 142 0.2123 0.3028 REMARK 3 11 1.6588 - 1.6069 0.96 2662 140 0.2502 0.2925 REMARK 3 12 1.6069 - 1.5610 0.88 2453 130 0.2727 0.3408 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.030 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.012 1936 REMARK 3 ANGLE : 1.477 2658 REMARK 3 CHIRALITY : 0.040 268 REMARK 3 PLANARITY : 0.007 347 REMARK 3 DIHEDRAL : 16.765 707 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4WQC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-OCT-14. REMARK 100 THE DEPOSITION ID IS D_1000204258. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-FEB-14 REMARK 200 TEMPERATURE (KELVIN) : 100.15 REMARK 200 PH : 6.28 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I02 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.954 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33997 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.560 REMARK 200 RESOLUTION RANGE LOW (A) : 39.440 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 11.1200 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.56 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.62 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.50000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.420 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 23.5% (W/V) PEG 3350, 0.1 M BIS-TRIS REMARK 280 PH 6.28, 0.2 M (NH4)2SO4, 0.1 M NAI, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 39.52700 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.51700 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 39.52700 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 35.51700 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3160 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10690 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 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 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 A1108 LIES ON A SPECIAL POSITION. 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 MET A 1 REMARK 465 GLU A 2 REMARK 465 PRO A 3 REMARK 465 PRO A 4 REMARK 465 GLY A 212 REMARK 465 ALA A 213 REMARK 465 ASP A 214 REMARK 465 ASP A 215 REMARK 465 GLN A 238 REMARK 465 GLU A 239 REMARK 465 PRO A 240 REMARK 465 THR A 241 REMARK 465 GLY A 242 REMARK 465 ASP A 243 REMARK 465 ALA A 244 REMARK 465 TRP A 245 REMARK 465 SER A 246 REMARK 465 HIS A 247 REMARK 465 PRO A 248 REMARK 465 GLN A 249 REMARK 465 PHE A 250 REMARK 465 GLU A 251 REMARK 465 LYS A 252 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 SG CYS A 49 CAB HEC A 1001 1.66 REMARK 500 SG CYS A 160 CAB HEC A 1002 1.76 REMARK 500 SG CYS A 52 CAC HEC A 1001 1.90 REMARK 500 SG CYS A 163 CAC HEC A 1002 2.01 REMARK 500 NE2 HIS A 164 FE HEC A 1002 2.03 REMARK 500 NE2 HIS A 53 FE HEC A 1001 2.12 REMARK 500 O2 THJ A 1006 O HOH A 1205 2.13 REMARK 500 O HOH A 1248 O HOH A 1345 2.19 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 99 -70.36 -106.16 REMARK 500 GLU A 144 38.08 -87.17 REMARK 500 CYS A 160 -36.55 -130.50 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 A1337 DISTANCE = 5.96 ANGSTROMS 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 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 1003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 1004 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 1005 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue THJ A 1006 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4WQ7 RELATED DB: PDB REMARK 900 THIOSULFATE DEHYDROGENASE (TSDA) FROM ALLOCHROMATIUM VINOSUM - "AS REMARK 900 ISOLATED" FORM DBREF 4WQC A 2 243 UNP D3RVD4 TSDA_ALLVD 29 270 SEQADV 4WQC MET A 1 UNP D3RVD4 INITIATING METHIONINE SEQADV 4WQC ASN A 208 UNP D3RVD4 LYS 235 ENGINEERED MUTATION SEQADV 4WQC ALA A 244 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC TRP A 245 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC SER A 246 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC HIS A 247 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC PRO A 248 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC GLN A 249 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC PHE A 250 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC GLU A 251 UNP D3RVD4 EXPRESSION TAG SEQADV 4WQC LYS A 252 UNP D3RVD4 EXPRESSION TAG SEQRES 1 A 252 MET GLU PRO PRO THR VAL ALA LEU THR VAL PRO ALA ALA SEQRES 2 A 252 ALA LEU LEU PRO ASP GLY ALA LEU GLY GLU SER ILE VAL SEQRES 3 A 252 ARG GLY ARG ARG TYR LEU SER ASP THR PRO ALA GLN LEU SEQRES 4 A 252 PRO ASP PHE VAL GLY ASN GLY LEU ALA CYS ARG HIS CYS SEQRES 5 A 252 HIS PRO GLY ARG ASP GLY GLU VAL GLY THR GLU ALA ASN SEQRES 6 A 252 ALA ALA PRO PHE VAL GLY VAL VAL GLY ARG PHE PRO GLN SEQRES 7 A 252 TYR SER ALA ARG HIS GLY ARG LEU ILE THR LEU GLU GLN SEQRES 8 A 252 ARG ILE GLY ASP CYS PHE GLU ARG SER LEU ASN GLY ARG SEQRES 9 A 252 ALA LEU ALA LEU ASP HIS PRO ALA LEU ILE ASP MET LEU SEQRES 10 A 252 ALA TYR MET SER TRP LEU SER GLN GLY VAL PRO VAL GLY SEQRES 11 A 252 ALA VAL VAL ALA GLY HIS GLY ILE PRO THR LEU THR LEU SEQRES 12 A 252 GLU ARG GLU PRO ASP GLY VAL HIS GLY GLU ALA LEU TYR SEQRES 13 A 252 GLN ALA ARG CYS LEU ALA CYS HIS GLY ALA ASP GLY SER SEQRES 14 A 252 GLY THR LEU ASP ALA ASP GLY ARG TYR LEU PHE PRO PRO SEQRES 15 A 252 LEU TRP GLY PRO ARG SER PHE ASN THR GLY ALA GLY MET SEQRES 16 A 252 ASN ARG GLN ALA THR ALA ALA GLY PHE ILE LYS HIS ASN SEQRES 17 A 252 MET PRO LEU GLY ALA ASP ASP SER LEU SER ASP GLU GLU SEQRES 18 A 252 ALA TRP ASP VAL ALA GLY PHE VAL LEU THR HIS PRO ARG SEQRES 19 A 252 PRO LEU PHE GLN GLU PRO THR GLY ASP ALA TRP SER HIS SEQRES 20 A 252 PRO GLN PHE GLU LYS HET HEC A1001 43 HET HEC A1002 43 HET SO4 A1003 5 HET EDO A1004 4 HET EDO A1005 4 HET THJ A1006 5 HETNAM HEC HEME C HETNAM SO4 SULFATE ION HETNAM EDO 1,2-ETHANEDIOL HETNAM THJ THIOSULFATE HETSYN EDO ETHYLENE GLYCOL FORMUL 2 HEC 2(C34 H34 FE N4 O4) FORMUL 4 SO4 O4 S 2- FORMUL 5 EDO 2(C2 H6 O2) FORMUL 7 THJ O3 S2 2- FORMUL 8 HOH *247(H2 O) HELIX 1 AA1 ALA A 12 LEU A 16 5 5 HELIX 2 AA2 GLY A 19 ASP A 34 1 16 HELIX 3 AA3 ASP A 34 LEU A 39 1 6 HELIX 4 AA4 ALA A 48 CYS A 52 5 5 HELIX 5 AA5 VAL A 72 PHE A 76 5 5 HELIX 6 AA6 THR A 88 ARG A 99 1 12 HELIX 7 AA7 HIS A 110 SER A 124 1 15 HELIX 8 AA8 ASP A 148 CYS A 160 1 13 HELIX 9 AA9 CYS A 160 GLY A 165 1 6 HELIX 10 AB1 ALA A 193 ASN A 196 5 4 HELIX 11 AB2 ARG A 197 MET A 209 1 13 HELIX 12 AB3 SER A 218 LEU A 230 1 13 SHEET 1 AA1 2 GLN A 78 SER A 80 0 SHEET 2 AA1 2 ARG A 85 ILE A 87 -1 O ILE A 87 N GLN A 78 SHEET 1 AA2 2 THR A 171 LEU A 172 0 SHEET 2 AA2 2 TYR A 178 PHE A 180 -1 O PHE A 180 N THR A 171 CISPEP 1 PHE A 76 PRO A 77 0 -0.51 CISPEP 2 MET A 209 PRO A 210 0 -4.59 SITE 1 AC1 24 LEU A 32 ALA A 48 CYS A 49 CYS A 52 SITE 2 AC1 24 HIS A 53 PHE A 69 LEU A 89 ARG A 92 SITE 3 AC1 24 CYS A 96 PHE A 97 SER A 100 LEU A 101 SITE 4 AC1 24 GLY A 137 ILE A 138 THR A 200 THJ A1006 SITE 5 AC1 24 HOH A1107 HOH A1114 HOH A1126 HOH A1198 SITE 6 AC1 24 HOH A1204 HOH A1205 HOH A1224 HOH A1304 SITE 1 AC2 16 HIS A 51 ARG A 159 CYS A 160 CYS A 163 SITE 2 AC2 16 HIS A 164 LEU A 179 PHE A 180 PRO A 181 SITE 3 AC2 16 PRO A 182 LEU A 183 PHE A 189 PHE A 204 SITE 4 AC2 16 ILE A 205 MET A 209 HOH A1208 HOH A1341 SITE 1 AC3 5 ARG A 197 GLN A 198 HOH A1108 HOH A1135 SITE 2 AC3 5 HOH A1245 SITE 1 AC4 4 LEU A 155 ALA A 158 ARG A 159 HOH A1131 SITE 1 AC5 2 ALA A 162 HOH A1137 SITE 1 AC6 7 ARG A 82 ARG A 92 CYS A 96 ALA A 193 SITE 2 AC6 7 GLY A 194 HOH A1101 HOH A1205 CRYST1 79.054 71.034 57.811 90.00 129.10 90.00 C 1 2 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 0.012650 0.000000 0.010281 0.00000 SCALE2 0.000000 0.014078 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022291 0.00000