PDB Short entry for 3PM0 HEADER OXIDOREDUCTASE 15-NOV-10 3PM0 TITLE STRUCTURAL CHARACTERIZATION OF THE COMPLEX BETWEEN ALPHA- TITLE 2 NAPHTHOFLAVONE AND HUMAN CYTOCHROME P450 1B1 (CYP1B1) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 1B1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYPIB1; 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: CYP1B1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PCWORI KEYWDS CYP1B1, P450 1B1, P450, MONOOXYGENASE, ALPHA-NAPHTHOFLAVONE, HEME, KEYWDS 2 17BETA-ESTRADIOL, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR A.WANG,C.D.STOUT,E.F.JOHNSON REVDAT 3 02-MAR-11 3PM0 1 JRNL REVDAT 2 05-JAN-11 3PM0 1 JRNL REVDAT 1 08-DEC-10 3PM0 0 JRNL AUTH A.WANG,U.SAVAS,C.D.STOUT,E.F.JOHNSON JRNL TITL STRUCTURAL CHARACTERIZATION OF THE COMPLEX BETWEEN JRNL TITL 2 {ALPHA}-NAPHTHOFLAVONE AND HUMAN CYTOCHROME P450 1B1. JRNL REF J.BIOL.CHEM. V. 286 5736 2011 JRNL REFN ISSN 0021-9258 JRNL PMID 21147782 JRNL DOI 10.1074/JBC.M110.204420 REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.21 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 65.50 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 : 15654 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.235 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 781 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) : 2.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.80 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3187 REMARK 3 BIN FREE R VALUE : 0.3274 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 82 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.060 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3655 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 64 REMARK 3 SOLVENT ATOMS : 33 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 55.39 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -17.14500 REMARK 3 B22 (A**2) : 27.70100 REMARK 3 B33 (A**2) : -10.55700 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.43 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.42 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.44 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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 : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 51.99 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : XDICT_HEME_RELAX.PAR REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : BHF.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3PM0 COMPLIES WITH FORMAT V. 3.20, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-NOV-10. REMARK 100 THE RCSB ID CODE IS RCSB062537. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-AUG-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.1 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : 0.97945 REMARK 200 MONOCHROMATOR : SIDE SCATTERING BENT CUBE-ROOT I REMARK 200 -BEAM SINGLE CRYSTAL REMARK 200 OPTICS : RH COATED FLAT MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15741 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 65.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 7.300 REMARK 200 R MERGE (I) : 0.11000 REMARK 200 R SYM (I) : 0.11000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 5.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.80 REMARK 200 R MERGE FOR SHELL (I) : 0.43800 REMARK 200 R SYM FOR SHELL (I) : 0.43800 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.700 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG-3350, AMMONIUM DIBASIC CITRATE, REMARK 280 POTASSIUM PHOSPHATE, NACL, GLYCEROL, BETA-MERCAPTOETHANOL, ALPHA- REMARK 280 NAPHTHOFLAVONE, CHAPS, PH 5.1, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 42.08500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 51.99000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 42.08500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 51.99000 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 41 REMARK 465 ALA A 42 REMARK 465 LYS A 43 REMARK 465 LYS A 44 REMARK 465 THR A 45 REMARK 465 SER A 46 REMARK 465 SER A 47 REMARK 465 LYS A 48 REMARK 465 GLY A 49 REMARK 465 LYS A 50 REMARK 465 PRO A 51 REMARK 465 PRO A 52 REMARK 465 GLY A 53 REMARK 465 PRO A 54 REMARK 465 PHE A 55 REMARK 465 ALA A 56 REMARK 465 TRP A 57 REMARK 465 PRO A 58 REMARK 465 LEU A 59 REMARK 465 ILE A 60 REMARK 465 GLY A 61 REMARK 465 ASN A 62 REMARK 465 ALA A 63 REMARK 465 ALA A 64 REMARK 465 ALA A 65 REMARK 465 VAL A 66 REMARK 465 GLY A 67 REMARK 465 SER A 308 REMARK 465 HIS A 309 REMARK 465 GLY A 310 REMARK 465 GLY A 311 REMARK 465 SER A 531 REMARK 465 ALA A 532 REMARK 465 VAL A 533 REMARK 465 GLN A 534 REMARK 465 ASN A 535 REMARK 465 LEU A 536 REMARK 465 GLN A 537 REMARK 465 ALA A 538 REMARK 465 LYS A 539 REMARK 465 GLU A 540 REMARK 465 THR A 541 REMARK 465 CYS A 542 REMARK 465 GLN A 543 REMARK 465 HIS A 544 REMARK 465 HIS A 545 REMARK 465 HIS A 546 REMARK 465 HIS A 547 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 80 -33.23 -138.35 REMARK 500 VAL A 108 -71.76 -102.09 REMARK 500 SER A 112 -35.77 121.87 REMARK 500 THR A 157 18.65 86.91 REMARK 500 ASP A 218 108.93 -47.79 REMARK 500 PRO A 285 -81.76 -29.61 REMARK 500 LYS A 454 -36.68 -35.68 REMARK 500 SER A 464 -169.08 66.38 REMARK 500 PRO A 500 -74.05 -59.85 REMARK 500 ALA A 501 158.14 -46.72 REMARK 500 LEU A 509 -79.31 71.61 REMARK 500 SER A 515 138.35 -38.42 REMARK 500 LEU A 529 86.12 -67.52 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 494 0.19 SIDE CHAIN 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 900 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 470 SG REMARK 620 2 HEM A 900 NA 98.0 REMARK 620 3 HEM A 900 NB 90.7 88.0 REMARK 620 4 HEM A 900 NC 86.2 175.7 90.8 REMARK 620 5 HEM A 900 ND 93.7 91.2 175.6 89.7 REMARK 620 N 1 2 3 4 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 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BHF A 800 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2HI4 RELATED DB: PDB REMARK 900 HUMAN CYTOCHROME P450 1A2 (CYP1A2) REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS AMINO ACID SUBSTITUTION IS A NATURALLY OCCURRING ALLELIC REMARK 999 VARIANT FOR THE ENZYME. IT ARISES FROM A SINGLE NUCLEOTIDE REMARK 999 POLYMORPHISM (SNP) WHICH IS DESCRIBED IN THE SNP DATABASE WITH REMARK 999 ACCESSION NUMBER RS1056827 WITH AN ALLELE FREQUENCY OF ABOUT 35%. DBREF 3PM0 A 51 543 UNP Q16678 CP1B1_HUMAN 51 543 SEQADV 3PM0 MET A 41 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 ALA A 42 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 LYS A 43 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 LYS A 44 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 THR A 45 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 SER A 46 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 SER A 47 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 LYS A 48 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 GLY A 49 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 LYS A 50 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 SER A 119 UNP Q16678 ALA 119 SEE REMARK 999 SEQADV 3PM0 HIS A 544 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 HIS A 545 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 HIS A 546 UNP Q16678 EXPRESSION TAG SEQADV 3PM0 HIS A 547 UNP Q16678 EXPRESSION TAG SEQRES 1 A 507 MET ALA LYS LYS THR SER SER LYS GLY LYS PRO PRO GLY SEQRES 2 A 507 PRO PHE ALA TRP PRO LEU ILE GLY ASN ALA ALA ALA VAL SEQRES 3 A 507 GLY GLN ALA ALA HIS LEU SER PHE ALA ARG LEU ALA ARG SEQRES 4 A 507 ARG TYR GLY ASP VAL PHE GLN ILE ARG LEU GLY SER CYS SEQRES 5 A 507 PRO ILE VAL VAL LEU ASN GLY GLU ARG ALA ILE HIS GLN SEQRES 6 A 507 ALA LEU VAL GLN GLN GLY SER ALA PHE ALA ASP ARG PRO SEQRES 7 A 507 SER PHE ALA SER PHE ARG VAL VAL SER GLY GLY ARG SER SEQRES 8 A 507 MET ALA PHE GLY HIS TYR SER GLU HIS TRP LYS VAL GLN SEQRES 9 A 507 ARG ARG ALA ALA HIS SER MET MET ARG ASN PHE PHE THR SEQRES 10 A 507 ARG GLN PRO ARG SER ARG GLN VAL LEU GLU GLY HIS VAL SEQRES 11 A 507 LEU SER GLU ALA ARG GLU LEU VAL ALA LEU LEU VAL ARG SEQRES 12 A 507 GLY SER ALA ASP GLY ALA PHE LEU ASP PRO ARG PRO LEU SEQRES 13 A 507 THR VAL VAL ALA VAL ALA ASN VAL MET SER ALA VAL CYS SEQRES 14 A 507 PHE GLY CYS ARG TYR SER HIS ASP ASP PRO GLU PHE ARG SEQRES 15 A 507 GLU LEU LEU SER HIS ASN GLU GLU PHE GLY ARG THR VAL SEQRES 16 A 507 GLY ALA GLY SER LEU VAL ASP VAL MET PRO TRP LEU GLN SEQRES 17 A 507 TYR PHE PRO ASN PRO VAL ARG THR VAL PHE ARG GLU PHE SEQRES 18 A 507 GLU GLN LEU ASN ARG ASN PHE SER ASN PHE ILE LEU ASP SEQRES 19 A 507 LYS PHE LEU ARG HIS CYS GLU SER LEU ARG PRO GLY ALA SEQRES 20 A 507 ALA PRO ARG ASP MET MET ASP ALA PHE ILE LEU SER ALA SEQRES 21 A 507 GLU LYS LYS ALA ALA GLY ASP SER HIS GLY GLY GLY ALA SEQRES 22 A 507 ARG LEU ASP LEU GLU ASN VAL PRO ALA THR ILE THR ASP SEQRES 23 A 507 ILE PHE GLY ALA SER GLN ASP THR LEU SER THR ALA LEU SEQRES 24 A 507 GLN TRP LEU LEU LEU LEU PHE THR ARG TYR PRO ASP VAL SEQRES 25 A 507 GLN THR ARG VAL GLN ALA GLU LEU ASP GLN VAL VAL GLY SEQRES 26 A 507 ARG ASP ARG LEU PRO CYS MET GLY ASP GLN PRO ASN LEU SEQRES 27 A 507 PRO TYR VAL LEU ALA PHE LEU TYR GLU ALA MET ARG PHE SEQRES 28 A 507 SER SER PHE VAL PRO VAL THR ILE PRO HIS ALA THR THR SEQRES 29 A 507 ALA ASN THR SER VAL LEU GLY TYR HIS ILE PRO LYS ASP SEQRES 30 A 507 THR VAL VAL PHE VAL ASN GLN TRP SER VAL ASN HIS ASP SEQRES 31 A 507 PRO LEU LYS TRP PRO ASN PRO GLU ASN PHE ASP PRO ALA SEQRES 32 A 507 ARG PHE LEU ASP LYS ASP GLY LEU ILE ASN LYS ASP LEU SEQRES 33 A 507 THR SER ARG VAL MET ILE PHE SER VAL GLY LYS ARG ARG SEQRES 34 A 507 CYS ILE GLY GLU GLU LEU SER LYS MET GLN LEU PHE LEU SEQRES 35 A 507 PHE ILE SER ILE LEU ALA HIS GLN CYS ASP PHE ARG ALA SEQRES 36 A 507 ASN PRO ASN GLU PRO ALA LYS MET ASN PHE SER TYR GLY SEQRES 37 A 507 LEU THR ILE LYS PRO LYS SER PHE LYS VAL ASN VAL THR SEQRES 38 A 507 LEU ARG GLU SER MET GLU LEU LEU ASP SER ALA VAL GLN SEQRES 39 A 507 ASN LEU GLN ALA LYS GLU THR CYS GLN HIS HIS HIS HIS HET HEM A 900 43 HET BHF A 800 21 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM BHF 2-PHENYL-4H-BENZO[H]CHROMEN-4-ONE HETSYN HEM HEME HETSYN BHF 7,8-BENZOFLAVONE; ALPHA-NAPHTHOFLAVONE FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 BHF C19 H12 O2 FORMUL 4 HOH *33(H2 O) HELIX 1 1 ALA A 69 GLY A 82 1 14 HELIX 2 2 GLY A 99 VAL A 108 1 10 HELIX 3 3 PHE A 120 VAL A 126 1 7 HELIX 4 4 SER A 127 ARG A 130 5 4 HELIX 5 5 SER A 138 PHE A 155 1 18 HELIX 6 6 ARG A 161 GLY A 184 1 24 HELIX 7 7 SER A 185 ALA A 189 5 5 HELIX 8 8 PRO A 193 PHE A 210 1 18 HELIX 9 9 ASP A 218 LEU A 225 1 8 HELIX 10 10 HIS A 227 GLY A 236 1 10 HELIX 11 11 MET A 244 PHE A 250 5 7 HELIX 12 12 ASN A 252 LEU A 283 1 32 HELIX 13 13 ASP A 291 ALA A 305 1 15 HELIX 14 14 ASP A 316 GLU A 318 5 3 HELIX 15 15 ASN A 319 TYR A 349 1 31 HELIX 16 16 TYR A 349 VAL A 364 1 16 HELIX 17 17 CYS A 371 ASN A 377 5 7 HELIX 18 18 LEU A 378 SER A 393 1 16 HELIX 19 19 GLN A 424 HIS A 429 1 6 HELIX 20 20 ASP A 441 LEU A 446 5 6 HELIX 21 21 ASN A 453 SER A 458 1 6 HELIX 22 22 GLY A 472 GLN A 490 1 19 SHEET 1 A 4 VAL A 84 LEU A 89 0 SHEET 2 A 4 CYS A 92 LEU A 97 -1 O ILE A 94 N ILE A 87 SHEET 3 A 4 VAL A 419 VAL A 422 1 O PHE A 421 N LEU A 97 SHEET 4 A 4 HIS A 401 ALA A 402 -1 N HIS A 401 O VAL A 420 SHEET 1 B 2 THR A 407 VAL A 409 0 SHEET 2 B 2 TYR A 412 ILE A 414 -1 O ILE A 414 N THR A 407 SHEET 1 C 2 CYS A 491 ALA A 495 0 SHEET 2 C 2 VAL A 518 LEU A 522 -1 O ASN A 519 N ARG A 494 SHEET 1 D 2 PHE A 505 TYR A 507 0 SHEET 2 D 2 ILE A 511 PRO A 513 -1 O LYS A 512 N SER A 506 LINK SG CYS A 470 FE HEM A 900 1555 1555 2.35 SITE 1 AC1 25 ARG A 117 MET A 132 ALA A 133 TRP A 141 SITE 2 AC1 25 ARG A 145 MET A 152 ILE A 327 ALA A 330 SITE 3 AC1 25 SER A 331 THR A 334 LEU A 335 PHE A 394 SITE 4 AC1 25 VAL A 395 THR A 398 ILE A 399 HIS A 401 SITE 5 AC1 25 GLN A 424 ILE A 462 PHE A 463 SER A 464 SITE 6 AC1 25 ARG A 468 CYS A 470 ILE A 471 SER A 476 SITE 7 AC1 25 BHF A 800 SITE 1 AC2 9 PHE A 134 ASN A 228 PHE A 231 LEU A 264 SITE 2 AC2 9 ASP A 326 ALA A 330 THR A 334 LEU A 509 SITE 3 AC2 9 HEM A 900 CRYST1 84.170 103.980 62.970 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 0.011881 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009617 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015881 0.00000