HEADER OXIDOREDUCTASE/INHIBITOR 24-OCT-22 8EWQ TITLE CRYSTAL STRUCTURE OF CYP3A4 BOUND TO AN INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 3A4; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 1,4-CINEOLE 2-EXO-MONOOXYGENASE,8-CINEOLE 2-EXO- COMPND 5 MONOOXYGENASE,ALBENDAZOLE MONOOXYGENASE (SULFOXIDE-FORMING), COMPND 6 ALBENDAZOLE SULFOXIDASE,CYPIIIA3,CYPIIIA4,CHOLESTEROL 25-HYDROXYLASE, COMPND 7 CYTOCHROME P450 3A3,CYTOCHROME P450 HLP,CYTOCHROME P450 NF-25, COMPND 8 CYTOCHROME P450-PCN1,NIFEDIPINE OXIDASE,QUININE 3-MONOOXYGENASE; COMPND 9 EC: 1.14.14.1,1.14.14.56,1.14.14.73,1.14.14.55; COMPND 10 ENGINEERED: YES; COMPND 11 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: CYP3A4, CYP3A3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: C41; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PCWORI KEYWDS CYTOCHROME P450, CYP3A4, INHIBITOR, COMPLEX, OXIDOREDUCTASE, KEYWDS 2 OXIDOREDUCTASE-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR I.F.SEVRIOUKOVA REVDAT 3 25-OCT-23 8EWQ 1 REMARK REVDAT 2 01-MAR-23 8EWQ 1 JRNL REVDAT 1 01-FEB-23 8EWQ 0 JRNL AUTH M.DENISON,J.J.AHRENS,M.N.DUNBAR,H.WARMAHAYE,A.MAJEED, JRNL AUTH 2 C.TURRO,T.A.KOCAREK,I.F.SEVRIOUKOVA,J.J.KODANKO JRNL TITL DYNAMIC IR(III) PHOTOSENSORS FOR THE MAJOR HUMAN JRNL TITL 2 DRUG-METABOLIZING ENZYME CYTOCHROME P450 3A4. JRNL REF INORG.CHEM. V. 62 3305 2023 JRNL REFN ISSN 0020-1669 JRNL PMID 36758158 JRNL DOI 10.1021/ACS.INORGCHEM.3C00059 REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.85 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 24085 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.233 REMARK 3 R VALUE (WORKING SET) : 0.232 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.700 REMARK 3 FREE R VALUE TEST SET COUNT : 1133 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 39.8450 - 4.4982 0.99 3021 132 0.1946 0.2111 REMARK 3 2 4.4982 - 3.5710 1.00 2901 150 0.2097 0.2507 REMARK 3 3 3.5710 - 3.1198 1.00 2860 143 0.2624 0.3144 REMARK 3 4 3.1198 - 2.8347 1.00 2842 155 0.2874 0.3123 REMARK 3 5 2.8347 - 2.6315 0.99 2854 132 0.2982 0.3460 REMARK 3 6 2.6315 - 2.4764 1.00 2830 150 0.2940 0.3501 REMARK 3 7 2.4764 - 2.3524 1.00 2847 131 0.3379 0.3707 REMARK 3 8 2.3524 - 2.2500 0.99 2797 140 0.3792 0.4314 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) : 0.410 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.610 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 : 0.005 3897 REMARK 3 ANGLE : 0.831 5298 REMARK 3 CHIRALITY : 0.041 573 REMARK 3 PLANARITY : 0.004 660 REMARK 3 DIHEDRAL : 12.864 2323 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -18.9702 -23.6360 -12.9334 REMARK 3 T TENSOR REMARK 3 T11: 0.3315 T22: 0.5204 REMARK 3 T33: 0.4107 T12: -0.0541 REMARK 3 T13: 0.0353 T23: -0.0241 REMARK 3 L TENSOR REMARK 3 L11: 3.3037 L22: 5.4652 REMARK 3 L33: 2.0501 L12: -1.4843 REMARK 3 L13: -0.1167 L23: 0.6474 REMARK 3 S TENSOR REMARK 3 S11: -0.0427 S12: 0.3063 S13: -0.1903 REMARK 3 S21: 0.1826 S22: -0.0450 S23: -0.0161 REMARK 3 S31: 0.2668 S32: -0.0501 S33: 0.0672 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 8EWQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-OCT-22. REMARK 100 THE DEPOSITION ID IS D_1000269545. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-OCT-21 REMARK 200 TEMPERATURE (KELVIN) : 103 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 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 : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 300K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24099 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 79.690 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 8.200 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.37 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 1.78100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 5VCC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, HEPES, MIXTURE OF DI, TR-, REMARK 280 TETRA- AND PENTAETHYLENE GLYCOLS, PH 7.5, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 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+1/2 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 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 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 38.41000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 51.01500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 63.80500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.41000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 51.01500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 63.80500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.41000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 51.01500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 63.80500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.41000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 51.01500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 63.80500 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 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 APPLY THE FOLLOWING TO CHAINS: A 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 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 A 705 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 ALA A 2 REMARK 465 TYR A 23 REMARK 465 LEU A 24 REMARK 465 TYR A 25 REMARK 465 ARG A 212 REMARK 465 PHE A 213 REMARK 465 ASP A 214 REMARK 465 PHE A 215 REMARK 465 LEU A 216 REMARK 465 GLN A 265 REMARK 465 LYS A 266 REMARK 465 SER A 281 REMARK 465 LYS A 282 REMARK 465 GLU A 283 REMARK 465 THR A 284 REMARK 465 GLU A 285 REMARK 465 SER A 286 REMARK 465 ASP A 497 REMARK 465 GLY A 498 REMARK 465 THR A 499 REMARK 465 VAL A 500 REMARK 465 SER A 501 REMARK 465 GLY A 502 REMARK 465 ALA A 503 REMARK 465 HIS A 504 REMARK 465 HIS A 505 REMARK 465 HIS A 506 REMARK 465 HIS A 507 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 27 45.43 -98.83 REMARK 500 PHE A 46 -55.93 71.74 REMARK 500 VAL A 101 -54.20 -123.74 REMARK 500 PHE A 102 79.18 -108.97 REMARK 500 PHE A 108 123.91 -174.38 REMARK 500 ASP A 123 -128.18 60.67 REMARK 500 PHE A 189 -9.74 -140.03 REMARK 500 LEU A 210 147.04 -172.93 REMARK 500 ASP A 263 75.85 -156.99 REMARK 500 MET A 371 -54.56 70.43 REMARK 500 GLU A 410 74.90 53.97 REMARK 500 REMARK 500 REMARK: NULL 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 601 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 442 SG REMARK 620 2 HEM A 601 NA 97.3 REMARK 620 3 HEM A 601 NB 86.8 89.4 REMARK 620 4 HEM A 601 NC 89.7 172.9 90.3 REMARK 620 5 HEM A 601 ND 99.5 90.2 173.7 89.4 REMARK 620 6 X2B A 602 N58 175.0 86.8 90.4 86.1 83.3 REMARK 620 N 1 2 3 4 5 DBREF 8EWQ A 1 503 UNP P08684 CP3A4_HUMAN 1 503 SEQADV 8EWQ A UNP P08684 LEU 3 DELETION SEQADV 8EWQ A UNP P08684 ILE 4 DELETION SEQADV 8EWQ A UNP P08684 PRO 5 DELETION SEQADV 8EWQ A UNP P08684 ASP 6 DELETION SEQADV 8EWQ A UNP P08684 LEU 7 DELETION SEQADV 8EWQ A UNP P08684 ALA 8 DELETION SEQADV 8EWQ A UNP P08684 MET 9 DELETION SEQADV 8EWQ A UNP P08684 GLU 10 DELETION SEQADV 8EWQ A UNP P08684 THR 11 DELETION SEQADV 8EWQ A UNP P08684 TRP 12 DELETION SEQADV 8EWQ A UNP P08684 LEU 13 DELETION SEQADV 8EWQ A UNP P08684 LEU 14 DELETION SEQADV 8EWQ A UNP P08684 LEU 15 DELETION SEQADV 8EWQ A UNP P08684 ALA 16 DELETION SEQADV 8EWQ A UNP P08684 VAL 17 DELETION SEQADV 8EWQ A UNP P08684 SER 18 DELETION SEQADV 8EWQ A UNP P08684 LEU 19 DELETION SEQADV 8EWQ A UNP P08684 VAL 20 DELETION SEQADV 8EWQ A UNP P08684 LEU 21 DELETION SEQADV 8EWQ A UNP P08684 LEU 22 DELETION SEQADV 8EWQ HIS A 504 UNP P08684 EXPRESSION TAG SEQADV 8EWQ HIS A 505 UNP P08684 EXPRESSION TAG SEQADV 8EWQ HIS A 506 UNP P08684 EXPRESSION TAG SEQADV 8EWQ HIS A 507 UNP P08684 EXPRESSION TAG SEQRES 1 A 487 MET ALA TYR LEU TYR GLY THR HIS SER HIS GLY LEU PHE SEQRES 2 A 487 LYS LYS LEU GLY ILE PRO GLY PRO THR PRO LEU PRO PHE SEQRES 3 A 487 LEU GLY ASN ILE LEU SER TYR HIS LYS GLY PHE CYS MET SEQRES 4 A 487 PHE ASP MET GLU CYS HIS LYS LYS TYR GLY LYS VAL TRP SEQRES 5 A 487 GLY PHE TYR ASP GLY GLN GLN PRO VAL LEU ALA ILE THR SEQRES 6 A 487 ASP PRO ASP MET ILE LYS THR VAL LEU VAL LYS GLU CYS SEQRES 7 A 487 TYR SER VAL PHE THR ASN ARG ARG PRO PHE GLY PRO VAL SEQRES 8 A 487 GLY PHE MET LYS SER ALA ILE SER ILE ALA GLU ASP GLU SEQRES 9 A 487 GLU TRP LYS ARG LEU ARG SER LEU LEU SER PRO THR PHE SEQRES 10 A 487 THR SER GLY LYS LEU LYS GLU MET VAL PRO ILE ILE ALA SEQRES 11 A 487 GLN TYR GLY ASP VAL LEU VAL ARG ASN LEU ARG ARG GLU SEQRES 12 A 487 ALA GLU THR GLY LYS PRO VAL THR LEU LYS ASP VAL PHE SEQRES 13 A 487 GLY ALA TYR SER MET ASP VAL ILE THR SER THR SER PHE SEQRES 14 A 487 GLY VAL ASN ILE ASP SER LEU ASN ASN PRO GLN ASP PRO SEQRES 15 A 487 PHE VAL GLU ASN THR LYS LYS LEU LEU ARG PHE ASP PHE SEQRES 16 A 487 LEU ASP PRO PHE PHE LEU SER ILE THR VAL PHE PRO PHE SEQRES 17 A 487 LEU ILE PRO ILE LEU GLU VAL LEU ASN ILE CYS VAL PHE SEQRES 18 A 487 PRO ARG GLU VAL THR ASN PHE LEU ARG LYS SER VAL LYS SEQRES 19 A 487 ARG MET LYS GLU SER ARG LEU GLU ASP THR GLN LYS HIS SEQRES 20 A 487 ARG VAL ASP PHE LEU GLN LEU MET ILE ASP SER GLN ASN SEQRES 21 A 487 SER LYS GLU THR GLU SER HIS LYS ALA LEU SER ASP LEU SEQRES 22 A 487 GLU LEU VAL ALA GLN SER ILE ILE PHE ILE PHE ALA GLY SEQRES 23 A 487 TYR GLU THR THR SER SER VAL LEU SER PHE ILE MET TYR SEQRES 24 A 487 GLU LEU ALA THR HIS PRO ASP VAL GLN GLN LYS LEU GLN SEQRES 25 A 487 GLU GLU ILE ASP ALA VAL LEU PRO ASN LYS ALA PRO PRO SEQRES 26 A 487 THR TYR ASP THR VAL LEU GLN MET GLU TYR LEU ASP MET SEQRES 27 A 487 VAL VAL ASN GLU THR LEU ARG LEU PHE PRO ILE ALA MET SEQRES 28 A 487 ARG LEU GLU ARG VAL CYS LYS LYS ASP VAL GLU ILE ASN SEQRES 29 A 487 GLY MET PHE ILE PRO LYS GLY VAL VAL VAL MET ILE PRO SEQRES 30 A 487 SER TYR ALA LEU HIS ARG ASP PRO LYS TYR TRP THR GLU SEQRES 31 A 487 PRO GLU LYS PHE LEU PRO GLU ARG PHE SER LYS LYS ASN SEQRES 32 A 487 LYS ASP ASN ILE ASP PRO TYR ILE TYR THR PRO PHE GLY SEQRES 33 A 487 SER GLY PRO ARG ASN CYS ILE GLY MET ARG PHE ALA LEU SEQRES 34 A 487 MET ASN MET LYS LEU ALA LEU ILE ARG VAL LEU GLN ASN SEQRES 35 A 487 PHE SER PHE LYS PRO CYS LYS GLU THR GLN ILE PRO LEU SEQRES 36 A 487 LYS LEU SER LEU GLY GLY LEU LEU GLN PRO GLU LYS PRO SEQRES 37 A 487 VAL VAL LEU LYS VAL GLU SER ARG ASP GLY THR VAL SER SEQRES 38 A 487 GLY ALA HIS HIS HIS HIS HET HEM A 601 43 HET X2B A 602 66 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM X2B {N-[1-{[([2,2'-BIPYRIDIN]-5-YL-KAPPA~2~N~1~,N~1'~) HETNAM 2 X2B METHYL]AMINO}-1-OXO-3-(PYRIDIN-4-YL)PROPAN-2- HETNAM 3 X2B YL]BENZAMIDE}BIS[2-(QUINOLIN-2-YL-KAPPAN)PHENYL- HETNAM 4 X2B KAPPAC~1~]IRIDIUM(1+) HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 X2B C56 H43 IR N7 O2 1+ FORMUL 4 HOH *45(H2 O) HELIX 1 AA1 GLY A 31 LEU A 36 1 6 HELIX 2 AA2 ASN A 49 LYS A 55 5 7 HELIX 3 AA3 GLY A 56 GLY A 69 1 14 HELIX 4 AA4 ASP A 86 VAL A 95 1 10 HELIX 5 AA5 VAL A 111 ALA A 117 5 7 HELIX 6 AA6 GLU A 122 SER A 134 1 13 HELIX 7 AA7 PRO A 135 PHE A 137 5 3 HELIX 8 AA8 THR A 138 GLU A 144 1 7 HELIX 9 AA9 MET A 145 THR A 166 1 22 HELIX 10 AB1 LEU A 172 PHE A 189 1 18 HELIX 11 AB2 ASP A 201 LYS A 208 1 8 HELIX 12 AB3 PRO A 218 PHE A 226 1 9 HELIX 13 AB4 LEU A 229 LEU A 236 1 8 HELIX 14 AB5 PRO A 242 ARG A 260 1 19 HELIX 15 AB6 ASP A 270 SER A 278 1 9 HELIX 16 AB7 SER A 291 HIS A 324 1 34 HELIX 17 AB8 HIS A 324 LEU A 339 1 16 HELIX 18 AB9 THR A 346 LEU A 351 1 6 HELIX 19 AC1 MET A 353 PHE A 367 1 15 HELIX 20 AC2 SER A 398 ARG A 403 1 6 HELIX 21 AC3 LEU A 415 SER A 420 5 6 HELIX 22 AC4 ASN A 423 ILE A 427 5 5 HELIX 23 AC5 GLY A 444 ASN A 462 1 19 SHEET 1 AA1 4 VAL A 71 ASP A 76 0 SHEET 2 AA1 4 GLN A 79 ILE A 84 -1 O VAL A 81 N PHE A 74 SHEET 3 AA1 4 VAL A 393 PRO A 397 1 O VAL A 393 N LEU A 82 SHEET 4 AA1 4 ARG A 372 VAL A 376 -1 N LEU A 373 O ILE A 396 SHEET 1 AA2 3 VAL A 170 THR A 171 0 SHEET 2 AA2 3 VAL A 490 SER A 495 -1 O LEU A 491 N VAL A 170 SHEET 3 AA2 3 PHE A 463 PRO A 467 -1 N LYS A 466 O LYS A 492 SHEET 1 AA3 2 VAL A 381 GLU A 382 0 SHEET 2 AA3 2 PHE A 387 ILE A 388 -1 O ILE A 388 N VAL A 381 LINK SG CYS A 442 FE HEM A 601 1555 1555 2.39 LINK FE HEM A 601 N58 X2B A 602 1555 1555 2.20 CISPEP 1 PRO A 107 PHE A 108 0 -24.44 CISPEP 2 LEU A 210 LEU A 211 0 -4.87 CISPEP 3 ASP A 217 PRO A 218 0 -6.89 CISPEP 4 LEU A 261 GLU A 262 0 -0.65 CISPEP 5 ASP A 263 THR A 264 0 -2.45 CISPEP 6 ILE A 473 PRO A 474 0 0.78 CRYST1 76.820 102.030 127.610 90.00 90.00 90.00 I 2 2 2 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 0.013018 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009801 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007836 0.00000