HEADER OXIDOREDUCTASE 21-APR-21 7MK8 TITLE CRYSTAL STRUCTURE OF A SURFACE MUTANT OF HUMAN FETAL-SPECIFIC CYP3A7 TITLE 2 BOUND TO DITHIOTHREITOL COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISOFORM 2 OF CYTOCHROME P450 3A7; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CYPIIIA7,CYTOCHROME P450-HFLA,P450HLP2; COMPND 5 EC: 1.14.14.1; COMPND 6 ENGINEERED: YES; COMPND 7 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: CYP3A7; 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: PCWORI KEYWDS CYTOCHROME P450, CYP3A7, SURFACE MUTATIONS, DITHIOTHREITOL, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR I.F.SEVRIOUKOVA REVDAT 3 18-OCT-23 7MK8 1 REMARK REVDAT 2 14-JUL-21 7MK8 1 JRNL REVDAT 1 02-JUN-21 7MK8 0 JRNL AUTH I.F.SEVRIOUKOVA JRNL TITL STRUCTURAL BASIS FOR THE DIMINISHED LIGAND BINDING AND JRNL TITL 2 CATALYTIC ABILITY OF HUMAN FETAL-SPECIFIC CYP3A7. JRNL REF INT J MOL SCI V. 22 2021 JRNL REFN ESSN 1422-0067 JRNL PMID 34072457 JRNL DOI 10.3390/IJMS22115831 REMARK 2 REMARK 2 RESOLUTION. 2.15 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) : 2.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.67 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 63017 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.203 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.870 REMARK 3 FREE R VALUE TEST SET COUNT : 3068 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 49.6740 - 6.0210 0.98 2861 161 0.1532 0.1837 REMARK 3 2 6.0210 - 4.7802 1.00 2821 134 0.1582 0.1844 REMARK 3 3 4.7802 - 4.1763 0.98 2756 123 0.1424 0.1817 REMARK 3 4 4.1763 - 3.7946 1.00 2754 142 0.1546 0.2055 REMARK 3 5 3.7946 - 3.5227 1.00 2748 159 0.1803 0.2331 REMARK 3 6 3.5227 - 3.3151 1.00 2750 138 0.2039 0.2615 REMARK 3 7 3.3151 - 3.1491 0.98 2726 123 0.2198 0.2600 REMARK 3 8 3.1491 - 3.0120 1.00 2724 161 0.2247 0.3087 REMARK 3 9 3.0120 - 2.8961 1.00 2739 147 0.2283 0.2790 REMARK 3 10 2.8961 - 2.7962 0.99 2708 137 0.2400 0.3237 REMARK 3 11 2.7962 - 2.7087 0.99 2740 121 0.2460 0.3085 REMARK 3 12 2.7087 - 2.6313 0.99 2717 143 0.2396 0.3106 REMARK 3 13 2.6313 - 2.5621 1.00 2765 119 0.2388 0.2964 REMARK 3 14 2.5621 - 2.4995 0.99 2666 125 0.2425 0.3196 REMARK 3 15 2.4995 - 2.4427 0.98 2670 152 0.2702 0.3759 REMARK 3 16 2.4427 - 2.3907 1.00 2707 147 0.2762 0.3336 REMARK 3 17 2.3907 - 2.3429 1.00 2709 145 0.2868 0.3454 REMARK 3 18 2.3429 - 2.2987 1.00 2700 145 0.3182 0.3993 REMARK 3 19 2.2987 - 2.2577 0.98 2661 135 0.3537 0.3992 REMARK 3 20 2.2577 - 2.2194 0.97 2646 134 0.4782 0.5705 REMARK 3 21 2.2194 - 2.1836 0.98 2676 122 0.3935 0.4157 REMARK 3 22 2.1836 - 2.1500 0.99 2705 155 0.3844 0.4371 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) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.230 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 43.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 61.95 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 : 0.007 7918 REMARK 3 ANGLE : 0.923 10781 REMARK 3 CHIRALITY : 0.049 1203 REMARK 3 PLANARITY : 0.006 1355 REMARK 3 DIHEDRAL : 14.933 4796 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): 92.4081 254.9387 175.2478 REMARK 3 T TENSOR REMARK 3 T11: 0.3570 T22: 0.3639 REMARK 3 T33: 0.3781 T12: -0.0284 REMARK 3 T13: -0.0008 T23: -0.0055 REMARK 3 L TENSOR REMARK 3 L11: -0.1026 L22: 1.2859 REMARK 3 L33: 0.1522 L12: 0.1802 REMARK 3 L13: -0.0990 L23: -0.3189 REMARK 3 S TENSOR REMARK 3 S11: -0.0298 S12: 0.0061 S13: -0.0121 REMARK 3 S21: -0.1494 S22: 0.0034 S23: -0.0682 REMARK 3 S31: 0.0731 S32: -0.0228 S33: -0.0005 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 7MK8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAY-21. REMARK 100 THE DEPOSITION ID IS D_1000256400. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-JUL-20 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 : BL9-2 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 : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 300K REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 63247 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.150 REMARK 200 RESOLUTION RANGE LOW (A) : 85.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 8.400 REMARK 200 R MERGE (I) : 0.11900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.27 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 8.70 REMARK 200 R MERGE FOR SHELL (I) : 1.62800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.400 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 (%): 52.34 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, BISTRIS, AMMONIUM SULPHATE, REMARK 280 PH 7.5, VAPOR 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 78.27500 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 78.27500 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 36.14500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 102.56000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 36.14500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 102.56000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 78.27500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 36.14500 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 102.56000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 78.27500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 36.14500 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 102.56000 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: 4890 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 39530 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -104.0 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 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 180.72500 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 -102.56000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 391.37500 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 21 REMARK 465 ASP A 22 REMARK 465 TYR A 23 REMARK 465 LEU A 24 REMARK 465 GLU A 263 REMARK 465 THR A 264 REMARK 465 GLN A 265 REMARK 465 LYS A 266 REMARK 465 HIS A 267 REMARK 465 ARG A 268 REMARK 465 SER A 281 REMARK 465 LYS A 282 REMARK 465 ASP A 283 REMARK 465 SER A 284 REMARK 465 GLU A 285 REMARK 465 GLU A 498 REMARK 465 THR A 499 REMARK 465 PHE A 500 REMARK 465 VAL A 501 REMARK 465 ASP A 502 REMARK 465 MET A 503 REMARK 465 GLU A 504 REMARK 465 PRO A 505 REMARK 465 ILE A 506 REMARK 465 HIS A 507 REMARK 465 MET A 508 REMARK 465 ASP A 509 REMARK 465 PHE A 510 REMARK 465 LEU A 511 REMARK 465 ARG A 512 REMARK 465 SER A 513 REMARK 465 LEU A 514 REMARK 465 ALA A 515 REMARK 465 PHE A 516 REMARK 465 GLN A 517 REMARK 465 GLY A 518 REMARK 465 PRO A 519 REMARK 465 HIS A 520 REMARK 465 LEU A 521 REMARK 465 CYS A 522 REMARK 465 PHE A 523 REMARK 465 PHE A 524 REMARK 465 TRP A 525 REMARK 465 GLU A 526 REMARK 465 LEU A 527 REMARK 465 LEU A 528 REMARK 465 CYS A 529 REMARK 465 PRO A 530 REMARK 465 THR A 531 REMARK 465 ILE A 532 REMARK 465 ARG A 533 REMARK 465 SER A 534 REMARK 465 ARG A 535 REMARK 465 HIS A 536 REMARK 465 HIS A 537 REMARK 465 HIS A 538 REMARK 465 HIS A 539 REMARK 465 MET B 21 REMARK 465 ASP B 22 REMARK 465 TYR B 23 REMARK 465 LEU B 24 REMARK 465 GLU B 263 REMARK 465 THR B 264 REMARK 465 GLN B 265 REMARK 465 LYS B 266 REMARK 465 HIS B 267 REMARK 465 SER B 281 REMARK 465 LYS B 282 REMARK 465 ASP B 283 REMARK 465 GLU B 498 REMARK 465 THR B 499 REMARK 465 PHE B 500 REMARK 465 VAL B 501 REMARK 465 ASP B 502 REMARK 465 MET B 503 REMARK 465 GLU B 504 REMARK 465 PRO B 505 REMARK 465 ILE B 506 REMARK 465 HIS B 507 REMARK 465 MET B 508 REMARK 465 ASP B 509 REMARK 465 PHE B 510 REMARK 465 LEU B 511 REMARK 465 ARG B 512 REMARK 465 SER B 513 REMARK 465 LEU B 514 REMARK 465 ALA B 515 REMARK 465 PHE B 516 REMARK 465 GLN B 517 REMARK 465 GLY B 518 REMARK 465 PRO B 519 REMARK 465 HIS B 520 REMARK 465 LEU B 521 REMARK 465 CYS B 522 REMARK 465 PHE B 523 REMARK 465 PHE B 524 REMARK 465 TRP B 525 REMARK 465 GLU B 526 REMARK 465 LEU B 527 REMARK 465 LEU B 528 REMARK 465 CYS B 529 REMARK 465 PRO B 530 REMARK 465 THR B 531 REMARK 465 ILE B 532 REMARK 465 ARG B 533 REMARK 465 SER B 534 REMARK 465 ARG B 535 REMARK 465 HIS B 536 REMARK 465 HIS B 537 REMARK 465 HIS B 538 REMARK 465 HIS B 539 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 PHE A 46 -50.15 69.38 REMARK 500 VAL A 95 -69.67 -126.58 REMARK 500 PHE A 102 61.32 -115.07 REMARK 500 MET A 114 0.13 -68.73 REMARK 500 ASP A 123 -133.07 54.73 REMARK 500 THR A 166 -3.12 -55.69 REMARK 500 PRO A 242 97.45 -64.98 REMARK 500 MET A 371 -58.18 71.29 REMARK 500 CYS A 468 -159.44 -116.77 REMARK 500 PHE B 46 -55.07 70.15 REMARK 500 GLU B 97 40.20 -106.30 REMARK 500 VAL B 101 -47.67 -131.04 REMARK 500 PHE B 102 65.56 -107.23 REMARK 500 ASP B 123 -131.18 52.66 REMARK 500 PRO B 215 17.36 -67.01 REMARK 500 VAL B 269 16.86 -140.38 REMARK 500 GLN B 279 -3.12 -58.34 REMARK 500 GLU B 285 -153.69 -125.39 REMARK 500 MET B 371 -56.48 75.31 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 101.9 REMARK 620 3 HEM A 601 NB 93.7 87.6 REMARK 620 4 HEM A 601 NC 94.0 164.0 90.9 REMARK 620 5 HEM A 601 ND 101.0 91.2 165.1 86.1 REMARK 620 6 HOH A 751 O 172.3 83.5 81.1 80.5 84.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 601 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 442 SG REMARK 620 2 HEM B 601 NA 99.6 REMARK 620 3 HEM B 601 NB 92.1 87.8 REMARK 620 4 HEM B 601 NC 93.5 166.7 90.1 REMARK 620 5 HEM B 601 ND 98.9 91.0 169.0 88.5 REMARK 620 6 HOH B 731 O 171.1 82.2 79.2 84.5 89.8 REMARK 620 N 1 2 3 4 5 REMARK 999 REMARK 999 SEQUENCE REMARK 999 4HIS C-TERMINAL TAG DBREF1 7MK8 A 21 535 UNP CP3A7-2_HUMAN DBREF2 7MK8 A P24462-2 1 535 DBREF1 7MK8 B 21 535 UNP CP3A7-2_HUMAN DBREF2 7MK8 B P24462-2 1 535 SEQADV 7MK8 A UNP P24462-2 LEU 3 DELETION SEQADV 7MK8 A UNP P24462-2 ILE 4 DELETION SEQADV 7MK8 A UNP P24462-2 PRO 5 DELETION SEQADV 7MK8 A UNP P24462-2 ASN 6 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 7 DELETION SEQADV 7MK8 A UNP P24462-2 ALA 8 DELETION SEQADV 7MK8 A UNP P24462-2 VAL 9 DELETION SEQADV 7MK8 A UNP P24462-2 GLU 10 DELETION SEQADV 7MK8 A UNP P24462-2 THR 11 DELETION SEQADV 7MK8 A UNP P24462-2 TRP 12 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 13 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 14 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 15 DELETION SEQADV 7MK8 A UNP P24462-2 ALA 16 DELETION SEQADV 7MK8 A UNP P24462-2 VAL 17 DELETION SEQADV 7MK8 A UNP P24462-2 SER 18 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 19 DELETION SEQADV 7MK8 A UNP P24462-2 ILE 20 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 21 DELETION SEQADV 7MK8 A UNP P24462-2 LEU 22 DELETION SEQADV 7MK8 GLY A 69 UNP P24462-2 ARG 69 ENGINEERED MUTATION SEQADV 7MK8 GLY A 77 UNP P24462-2 CYS 77 ENGINEERED MUTATION SEQADV 7MK8 GLU A 244 UNP P24462-2 LYS 244 ENGINEERED MUTATION SEQADV 7MK8 ALA A 421 UNP P24462-2 LYS 421 ENGINEERED MUTATION SEQADV 7MK8 ALA A 422 UNP P24462-2 LYS 422 ENGINEERED MUTATION SEQADV 7MK8 ALA A 424 UNP P24462-2 LYS 424 ENGINEERED MUTATION SEQADV 7MK8 HIS A 536 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 HIS A 537 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 HIS A 538 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 HIS A 539 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 B UNP P24462-2 LEU 3 DELETION SEQADV 7MK8 B UNP P24462-2 ILE 4 DELETION SEQADV 7MK8 B UNP P24462-2 PRO 5 DELETION SEQADV 7MK8 B UNP P24462-2 ASN 6 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 7 DELETION SEQADV 7MK8 B UNP P24462-2 ALA 8 DELETION SEQADV 7MK8 B UNP P24462-2 VAL 9 DELETION SEQADV 7MK8 B UNP P24462-2 GLU 10 DELETION SEQADV 7MK8 B UNP P24462-2 THR 11 DELETION SEQADV 7MK8 B UNP P24462-2 TRP 12 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 13 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 14 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 15 DELETION SEQADV 7MK8 B UNP P24462-2 ALA 16 DELETION SEQADV 7MK8 B UNP P24462-2 VAL 17 DELETION SEQADV 7MK8 B UNP P24462-2 SER 18 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 19 DELETION SEQADV 7MK8 B UNP P24462-2 ILE 20 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 21 DELETION SEQADV 7MK8 B UNP P24462-2 LEU 22 DELETION SEQADV 7MK8 GLY B 69 UNP P24462-2 ARG 69 ENGINEERED MUTATION SEQADV 7MK8 GLY B 77 UNP P24462-2 CYS 77 ENGINEERED MUTATION SEQADV 7MK8 GLU B 244 UNP P24462-2 LYS 244 ENGINEERED MUTATION SEQADV 7MK8 ALA B 421 UNP P24462-2 LYS 421 ENGINEERED MUTATION SEQADV 7MK8 ALA B 422 UNP P24462-2 LYS 422 ENGINEERED MUTATION SEQADV 7MK8 ALA B 424 UNP P24462-2 LYS 424 ENGINEERED MUTATION SEQADV 7MK8 HIS B 536 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 HIS B 537 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 HIS B 538 UNP P24462-2 EXPRESSION TAG SEQADV 7MK8 HIS B 539 UNP P24462-2 EXPRESSION TAG SEQRES 1 A 519 MET ASP TYR LEU TYR GLY THR ARG THR HIS GLY LEU PHE SEQRES 2 A 519 LYS LYS LEU GLY ILE PRO GLY PRO THR PRO LEU PRO PHE SEQRES 3 A 519 LEU GLY ASN ALA LEU SER PHE ARG LYS GLY TYR TRP THR SEQRES 4 A 519 PHE ASP MET GLU CYS TYR LYS LYS TYR GLY LYS VAL TRP SEQRES 5 A 519 GLY ILE TYR ASP GLY GLN GLN PRO MET LEU ALA ILE THR SEQRES 6 A 519 ASP PRO ASP MET ILE LYS THR VAL LEU VAL LYS GLU CYS SEQRES 7 A 519 TYR SER VAL PHE THR ASN ARG ARG PRO PHE GLY PRO VAL SEQRES 8 A 519 GLY PHE MET LYS ASN ALA ILE SER ILE ALA GLU ASP GLU SEQRES 9 A 519 GLU TRP LYS ARG ILE ARG SER LEU LEU SER PRO THR PHE SEQRES 10 A 519 THR SER GLY LYS LEU LYS GLU MET VAL PRO ILE ILE ALA SEQRES 11 A 519 GLN TYR GLY ASP VAL LEU VAL ARG ASN LEU ARG ARG GLU SEQRES 12 A 519 ALA GLU THR GLY LYS PRO VAL THR LEU LYS HIS VAL PHE SEQRES 13 A 519 GLY ALA TYR SER MET ASP VAL ILE THR SER THR SER PHE SEQRES 14 A 519 GLY VAL SER ILE ASP SER LEU ASN ASN PRO GLN ASP PRO SEQRES 15 A 519 PHE VAL GLU ASN THR LYS LYS LEU LEU ARG PHE ASN PRO SEQRES 16 A 519 LEU ASP PRO PHE VAL LEU SER ILE LYS VAL PHE PRO PHE SEQRES 17 A 519 LEU THR PRO ILE LEU GLU ALA LEU ASN ILE THR VAL PHE SEQRES 18 A 519 PRO ARG GLU VAL ILE SER PHE LEU THR LYS SER VAL LYS SEQRES 19 A 519 GLN ILE LYS GLU GLY ARG LEU LYS GLU THR GLN LYS HIS SEQRES 20 A 519 ARG VAL ASP PHE LEU GLN LEU MET ILE ASP SER GLN ASN SEQRES 21 A 519 SER LYS ASP SER GLU THR HIS LYS ALA LEU SER ASP LEU SEQRES 22 A 519 GLU LEU MET ALA GLN SER ILE ILE PHE ILE PHE ALA GLY SEQRES 23 A 519 TYR GLU THR THR SER SER VAL LEU SER PHE ILE ILE TYR SEQRES 24 A 519 GLU LEU ALA THR HIS PRO ASP VAL GLN GLN LYS VAL GLN SEQRES 25 A 519 LYS GLU ILE ASP THR VAL LEU PRO ASN LYS ALA PRO PRO SEQRES 26 A 519 THR TYR ASP THR VAL LEU GLN LEU GLU TYR LEU ASP MET SEQRES 27 A 519 VAL VAL ASN GLU THR LEU ARG LEU PHE PRO VAL ALA MET SEQRES 28 A 519 ARG LEU GLU ARG VAL CYS LYS LYS ASP VAL GLU ILE ASN SEQRES 29 A 519 GLY MET PHE ILE PRO LYS GLY VAL VAL VAL MET ILE PRO SEQRES 30 A 519 SER TYR VAL LEU HIS HIS ASP PRO LYS TYR TRP THR GLU SEQRES 31 A 519 PRO GLU LYS PHE LEU PRO GLU ARG PHE SER ALA ALA ASN SEQRES 32 A 519 ALA ASP ASN ILE ASP PRO TYR ILE TYR THR PRO PHE GLY SEQRES 33 A 519 SER GLY PRO ARG ASN CYS ILE GLY MET ARG PHE ALA LEU SEQRES 34 A 519 VAL ASN MET LYS LEU ALA LEU VAL ARG VAL LEU GLN ASN SEQRES 35 A 519 PHE SER PHE LYS PRO CYS LYS GLU THR GLN ILE PRO LEU SEQRES 36 A 519 LYS LEU ARG PHE GLY GLY LEU LEU LEU THR GLU LYS PRO SEQRES 37 A 519 ILE VAL LEU LYS ALA GLU SER ARG ASP GLU THR PHE VAL SEQRES 38 A 519 ASP MET GLU PRO ILE HIS MET ASP PHE LEU ARG SER LEU SEQRES 39 A 519 ALA PHE GLN GLY PRO HIS LEU CYS PHE PHE TRP GLU LEU SEQRES 40 A 519 LEU CYS PRO THR ILE ARG SER ARG HIS HIS HIS HIS SEQRES 1 B 519 MET ASP TYR LEU TYR GLY THR ARG THR HIS GLY LEU PHE SEQRES 2 B 519 LYS LYS LEU GLY ILE PRO GLY PRO THR PRO LEU PRO PHE SEQRES 3 B 519 LEU GLY ASN ALA LEU SER PHE ARG LYS GLY TYR TRP THR SEQRES 4 B 519 PHE ASP MET GLU CYS TYR LYS LYS TYR GLY LYS VAL TRP SEQRES 5 B 519 GLY ILE TYR ASP GLY GLN GLN PRO MET LEU ALA ILE THR SEQRES 6 B 519 ASP PRO ASP MET ILE LYS THR VAL LEU VAL LYS GLU CYS SEQRES 7 B 519 TYR SER VAL PHE THR ASN ARG ARG PRO PHE GLY PRO VAL SEQRES 8 B 519 GLY PHE MET LYS ASN ALA ILE SER ILE ALA GLU ASP GLU SEQRES 9 B 519 GLU TRP LYS ARG ILE ARG SER LEU LEU SER PRO THR PHE SEQRES 10 B 519 THR SER GLY LYS LEU LYS GLU MET VAL PRO ILE ILE ALA SEQRES 11 B 519 GLN TYR GLY ASP VAL LEU VAL ARG ASN LEU ARG ARG GLU SEQRES 12 B 519 ALA GLU THR GLY LYS PRO VAL THR LEU LYS HIS VAL PHE SEQRES 13 B 519 GLY ALA TYR SER MET ASP VAL ILE THR SER THR SER PHE SEQRES 14 B 519 GLY VAL SER ILE ASP SER LEU ASN ASN PRO GLN ASP PRO SEQRES 15 B 519 PHE VAL GLU ASN THR LYS LYS LEU LEU ARG PHE ASN PRO SEQRES 16 B 519 LEU ASP PRO PHE VAL LEU SER ILE LYS VAL PHE PRO PHE SEQRES 17 B 519 LEU THR PRO ILE LEU GLU ALA LEU ASN ILE THR VAL PHE SEQRES 18 B 519 PRO ARG GLU VAL ILE SER PHE LEU THR LYS SER VAL LYS SEQRES 19 B 519 GLN ILE LYS GLU GLY ARG LEU LYS GLU THR GLN LYS HIS SEQRES 20 B 519 ARG VAL ASP PHE LEU GLN LEU MET ILE ASP SER GLN ASN SEQRES 21 B 519 SER LYS ASP SER GLU THR HIS LYS ALA LEU SER ASP LEU SEQRES 22 B 519 GLU LEU MET ALA GLN SER ILE ILE PHE ILE PHE ALA GLY SEQRES 23 B 519 TYR GLU THR THR SER SER VAL LEU SER PHE ILE ILE TYR SEQRES 24 B 519 GLU LEU ALA THR HIS PRO ASP VAL GLN GLN LYS VAL GLN SEQRES 25 B 519 LYS GLU ILE ASP THR VAL LEU PRO ASN LYS ALA PRO PRO SEQRES 26 B 519 THR TYR ASP THR VAL LEU GLN LEU GLU TYR LEU ASP MET SEQRES 27 B 519 VAL VAL ASN GLU THR LEU ARG LEU PHE PRO VAL ALA MET SEQRES 28 B 519 ARG LEU GLU ARG VAL CYS LYS LYS ASP VAL GLU ILE ASN SEQRES 29 B 519 GLY MET PHE ILE PRO LYS GLY VAL VAL VAL MET ILE PRO SEQRES 30 B 519 SER TYR VAL LEU HIS HIS ASP PRO LYS TYR TRP THR GLU SEQRES 31 B 519 PRO GLU LYS PHE LEU PRO GLU ARG PHE SER ALA ALA ASN SEQRES 32 B 519 ALA ASP ASN ILE ASP PRO TYR ILE TYR THR PRO PHE GLY SEQRES 33 B 519 SER GLY PRO ARG ASN CYS ILE GLY MET ARG PHE ALA LEU SEQRES 34 B 519 VAL ASN MET LYS LEU ALA LEU VAL ARG VAL LEU GLN ASN SEQRES 35 B 519 PHE SER PHE LYS PRO CYS LYS GLU THR GLN ILE PRO LEU SEQRES 36 B 519 LYS LEU ARG PHE GLY GLY LEU LEU LEU THR GLU LYS PRO SEQRES 37 B 519 ILE VAL LEU LYS ALA GLU SER ARG ASP GLU THR PHE VAL SEQRES 38 B 519 ASP MET GLU PRO ILE HIS MET ASP PHE LEU ARG SER LEU SEQRES 39 B 519 ALA PHE GLN GLY PRO HIS LEU CYS PHE PHE TRP GLU LEU SEQRES 40 B 519 LEU CYS PRO THR ILE ARG SER ARG HIS HIS HIS HIS HET HEM A 601 43 HET SO4 A 602 5 HET DTV A 603 8 HET SO4 A 604 5 HET HEM B 601 43 HET SO4 B 602 5 HET DTV B 603 8 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM SO4 SULFATE ION HETNAM DTV (2S,3S)-1,4-DIMERCAPTOBUTANE-2,3-DIOL HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 SO4 3(O4 S 2-) FORMUL 5 DTV 2(C4 H10 O2 S2) FORMUL 10 HOH *229(H2 O) HELIX 1 AA1 GLY A 31 GLY A 37 1 7 HELIX 2 AA2 ASN A 49 ARG A 54 1 6 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 GLY A 112 ALA A 117 5 6 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 165 1 28 HELIX 9 AA9 LEU A 172 GLY A 190 1 19 HELIX 10 AB1 ASP A 201 ARG A 212 1 12 HELIX 11 AB2 PHE A 219 LYS A 224 1 6 HELIX 12 AB3 PHE A 226 PHE A 228 5 3 HELIX 13 AB4 LEU A 229 LEU A 236 1 8 HELIX 14 AB5 PRO A 242 LEU A 261 1 20 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 PRO A 340 ALA A 343 5 4 HELIX 19 AC1 THR A 346 LEU A 351 1 6 HELIX 20 AC2 LEU A 353 PHE A 367 1 15 HELIX 21 AC3 PRO A 397 HIS A 403 1 7 HELIX 22 AC4 LEU A 415 ILE A 427 5 13 HELIX 23 AC5 SER A 437 ASN A 441 5 5 HELIX 24 AC6 GLY A 444 ASN A 462 1 19 HELIX 25 AC7 GLY B 31 LEU B 36 1 6 HELIX 26 AC8 ASN B 49 LYS B 55 5 7 HELIX 27 AC9 GLY B 56 GLY B 69 1 14 HELIX 28 AD1 ASP B 86 VAL B 95 1 10 HELIX 29 AD2 GLY B 112 ALA B 117 5 6 HELIX 30 AD3 GLU B 122 SER B 134 1 13 HELIX 31 AD4 PRO B 135 PHE B 137 5 3 HELIX 32 AD5 THR B 138 GLU B 165 1 28 HELIX 33 AD6 LEU B 172 GLY B 190 1 19 HELIX 34 AD7 ASP B 201 LEU B 211 1 11 HELIX 35 AD8 ASP B 217 LYS B 224 1 8 HELIX 36 AD9 PHE B 228 LEU B 236 1 9 HELIX 37 AE1 PRO B 242 LYS B 262 1 21 HELIX 38 AE2 ASP B 270 GLN B 279 1 10 HELIX 39 AE3 SER B 291 HIS B 324 1 34 HELIX 40 AE4 HIS B 324 LEU B 339 1 16 HELIX 41 AE5 PRO B 340 ALA B 343 5 4 HELIX 42 AE6 THR B 346 LEU B 351 1 6 HELIX 43 AE7 LEU B 353 PHE B 367 1 15 HELIX 44 AE8 PRO B 397 HIS B 403 1 7 HELIX 45 AE9 LEU B 415 ILE B 427 5 13 HELIX 46 AF1 SER B 437 ASN B 441 5 5 HELIX 47 AF2 GLY B 444 ASN B 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 ALA A 83 N TRP A 72 SHEET 3 AA1 4 VAL A 393 ILE A 396 1 O MET A 395 N LEU A 82 SHEET 4 AA1 4 LEU A 373 VAL A 376 -1 N ARG A 375 O VAL A 394 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 SER A 464 O GLU A 494 SHEET 1 AA3 2 VAL A 381 ILE A 383 0 SHEET 2 AA3 2 MET A 386 ILE A 388 -1 O ILE A 388 N VAL A 381 SHEET 1 AA4 2 LEU A 477 ARG A 478 0 SHEET 2 AA4 2 LEU A 484 THR A 485 -1 O LEU A 484 N ARG A 478 SHEET 1 AA5 4 VAL B 71 ASP B 76 0 SHEET 2 AA5 4 GLN B 79 ILE B 84 -1 O MET B 81 N ILE B 74 SHEET 3 AA5 4 VAL B 393 ILE B 396 1 O MET B 395 N LEU B 82 SHEET 4 AA5 4 LEU B 373 VAL B 376 -1 N ARG B 375 O VAL B 394 SHEET 1 AA6 3 VAL B 170 THR B 171 0 SHEET 2 AA6 3 VAL B 490 SER B 495 -1 O LEU B 491 N VAL B 170 SHEET 3 AA6 3 PHE B 463 LYS B 466 -1 N LYS B 466 O LYS B 492 SHEET 1 AA7 2 VAL B 381 ILE B 383 0 SHEET 2 AA7 2 MET B 386 ILE B 388 -1 O ILE B 388 N VAL B 381 SHEET 1 AA8 2 LEU B 477 ARG B 478 0 SHEET 2 AA8 2 LEU B 484 THR B 485 -1 O LEU B 484 N ARG B 478 LINK SG CYS A 442 FE HEM A 601 1555 1555 2.26 LINK FE HEM A 601 O HOH A 751 1555 1555 2.45 LINK SG CYS B 442 FE HEM B 601 1555 1555 2.27 LINK FE HEM B 601 O HOH B 731 1555 1555 2.47 CISPEP 1 PHE A 108 GLY A 109 0 -1.86 CISPEP 2 ILE A 473 PRO A 474 0 -2.78 CISPEP 3 PHE B 108 GLY B 109 0 -1.90 CISPEP 4 ILE B 473 PRO B 474 0 -1.76 CRYST1 72.290 205.120 156.550 90.00 90.00 90.00 C 2 2 21 16 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 0.013833 0.000000 0.000000 0.00000 SCALE2 0.000000 0.004875 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006388 0.00000