HEADER OXIDOREDUCTASE 06-APR-07 2PG6 TITLE CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 L240C/N297Q COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 2A6; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: CYPIIA6, COUMARIN 7-HYDROXYLASE, P450 IIA3, CYP2A3, P450I; 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: CYP2A6; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DC5; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PCWORI KEYWDS CYP2A6, P450 2A6, P450, MONOOXYGENASES, DRUG METABOLIZING ENZYME, KEYWDS 2 HEME, INDOLE, MUTANT, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR S.SANSEN,M.H.HSU,C.D.STOUT,E.F.JOHNSON REVDAT 5 20-OCT-21 2PG6 1 REMARK SEQADV REVDAT 4 18-OCT-17 2PG6 1 REMARK REVDAT 3 24-FEB-09 2PG6 1 VERSN REVDAT 2 11-SEP-07 2PG6 1 JRNL REVDAT 1 24-JUL-07 2PG6 0 JRNL AUTH S.SANSEN,M.H.HSU,C.D.STOUT,E.F.JOHNSON JRNL TITL STRUCTURAL INSIGHT INTO THE ALTERED SUBSTRATE SPECIFICITY OF JRNL TITL 2 HUMAN CYTOCHROME P450 2A6 MUTANTS. JRNL REF ARCH.BIOCHEM.BIOPHYS. V. 464 197 2007 JRNL REFN ISSN 0003-9861 JRNL PMID 17540336 JRNL DOI 10.1016/J.ABB.2007.04.028 REMARK 2 REMARK 2 RESOLUTION. 2.53 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.53 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.00 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) (%) : 90.1 REMARK 3 NUMBER OF REFLECTIONS : 70898 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) : 0.209 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 3604 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) : 2.53 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.64 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 81.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2700 REMARK 3 BIN FREE R VALUE : 0.3390 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 419 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 15015 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 309 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 34.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.15 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.54400 REMARK 3 B22 (A**2) : -3.68900 REMARK 3 B33 (A**2) : 12.23300 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -2.66300 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.28 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) : 0.38 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.37 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 : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.035 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.671 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.632 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.394 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 23.38 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 : CNS_TOPPAR:PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:XDICT_HEME.PAR REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : 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 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2PG6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-APR-07. REMARK 100 THE DEPOSITION ID IS D_1000042342. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-DEC-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL1-5 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 : DOUBLE CRYSTAL, PARALLEL REMARK 200 OPTICS : DOUBLE-CRYSTAL MONOCHROMATOR, 1M REMARK 200 LONG RH COATED BENT CYLINDRICAL REMARK 200 MIRROR FOR HORIZONTAL AND REMARK 200 VERTICAL FOCUSSING REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 70956 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.530 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.09600 REMARK 200 R SYM (I) : 0.09600 REMARK 200 FOR THE DATA SET : 8.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.53 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.3 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.23800 REMARK 200 R SYM FOR SHELL (I) : 0.23800 REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: COUMARIN COMPLEX OF CYP2A6, PDB ENTRY 1Z10 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.65 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG3350, TRIS, AMMONIUM SULFATE, REMARK 280 ANAPOE-35, PH 8.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 79.12250 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4 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 300 REMARK: THE BIOLOGICAL ASSEMBLY HAS NOT BEEN DETERMINED BUT THOUGHT REMARK 300 TO BE A MONOMER 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 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC 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 REMARK 350 BIOMOLECULE: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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 REMARK 350 BIOMOLECULE: 4 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: D 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 23 REMARK 465 ALA A 24 REMARK 465 LYS A 25 REMARK 465 LYS A 26 REMARK 465 THR A 27 REMARK 465 SER A 28 REMARK 465 SER A 29 REMARK 465 HIS A 495 REMARK 465 HIS A 496 REMARK 465 HIS A 497 REMARK 465 HIS A 498 REMARK 465 MET B 23 REMARK 465 ALA B 24 REMARK 465 LYS B 25 REMARK 465 LYS B 26 REMARK 465 THR B 27 REMARK 465 SER B 28 REMARK 465 SER B 29 REMARK 465 LYS B 30 REMARK 465 GLY B 31 REMARK 465 HIS B 496 REMARK 465 HIS B 497 REMARK 465 HIS B 498 REMARK 465 MET C 23 REMARK 465 ALA C 24 REMARK 465 LYS C 25 REMARK 465 LYS C 26 REMARK 465 THR C 27 REMARK 465 SER C 28 REMARK 465 SER C 29 REMARK 465 LYS C 30 REMARK 465 HIS C 495 REMARK 465 HIS C 496 REMARK 465 HIS C 497 REMARK 465 HIS C 498 REMARK 465 MET D 23 REMARK 465 ALA D 24 REMARK 465 LYS D 25 REMARK 465 LYS D 26 REMARK 465 THR D 27 REMARK 465 SER D 28 REMARK 465 SER D 29 REMARK 465 LYS D 30 REMARK 465 HIS D 495 REMARK 465 HIS D 496 REMARK 465 HIS D 497 REMARK 465 HIS D 498 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH B 547 O HOH C 572 1554 1.98 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 PHE A 42 -63.39 66.03 REMARK 500 ALA A 90 -74.02 -68.47 REMARK 500 THR A 171 -70.97 -29.74 REMARK 500 THR A 258 18.81 -160.97 REMARK 500 PRO A 261 -7.87 -55.82 REMARK 500 THR A 303 -71.90 -111.27 REMARK 500 ILE A 366 76.77 -115.62 REMARK 500 SER A 369 -162.05 49.18 REMARK 500 ASP A 377 131.58 -37.47 REMARK 500 PRO A 402 -3.63 -58.71 REMARK 500 PRO A 408 -34.10 -38.19 REMARK 500 SER A 433 -172.96 65.73 REMARK 500 PRO B 34 137.72 -39.13 REMARK 500 PHE B 42 -49.54 66.00 REMARK 500 GLN B 53 59.10 -160.25 REMARK 500 VAL B 92 -67.29 -102.66 REMARK 500 ASP B 137 3.07 -67.25 REMARK 500 THR B 177 -71.92 -57.49 REMARK 500 ASP B 195 110.34 -38.27 REMARK 500 ARG B 257 -37.78 -38.64 REMARK 500 PRO B 261 -35.70 -37.00 REMARK 500 SER B 263 77.08 -164.93 REMARK 500 MET B 349 73.21 -117.30 REMARK 500 SER B 369 -152.85 53.25 REMARK 500 ALA B 371 135.77 -38.81 REMARK 500 ASP B 377 127.60 -39.87 REMARK 500 ARG B 381 60.51 31.49 REMARK 500 ASP B 382 -3.44 80.83 REMARK 500 ASP B 401 101.01 -57.00 REMARK 500 PRO B 402 -10.53 -46.68 REMARK 500 ASN B 407 63.66 -159.18 REMARK 500 SER B 433 -170.88 69.57 REMARK 500 PHE C 42 -51.93 63.04 REMARK 500 ASN C 45 31.34 -99.52 REMARK 500 LYS C 112 46.98 35.98 REMARK 500 VAL C 140 127.42 -34.56 REMARK 500 VAL C 181 -70.75 -72.51 REMARK 500 ASP C 195 106.70 -56.81 REMARK 500 LYS C 337 -4.31 -146.72 REMARK 500 SER C 369 -161.68 48.79 REMARK 500 ARG C 381 -119.89 57.57 REMARK 500 SER C 433 -166.32 64.49 REMARK 500 PHE D 42 -56.10 73.15 REMARK 500 GLN D 94 38.00 -140.73 REMARK 500 LYS D 112 49.26 35.34 REMARK 500 PHE D 138 42.00 -107.52 REMARK 500 VAL D 140 74.83 13.40 REMARK 500 ARG D 143 -60.13 -27.74 REMARK 500 ASP D 189 159.16 177.86 REMARK 500 ARG D 190 171.12 -58.21 REMARK 500 REMARK 500 THIS ENTRY HAS 61 RAMACHANDRAN OUTLIERS. 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 500 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 439 SG REMARK 620 2 HEM A 500 NA 99.4 REMARK 620 3 HEM A 500 NB 90.4 90.0 REMARK 620 4 HEM A 500 NC 85.5 174.9 91.3 REMARK 620 5 HEM A 500 ND 90.8 89.5 178.8 89.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 500 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 439 SG REMARK 620 2 HEM B 500 NA 95.6 REMARK 620 3 HEM B 500 NB 93.8 89.5 REMARK 620 4 HEM B 500 NC 87.2 177.1 91.1 REMARK 620 5 HEM B 500 ND 88.3 89.2 177.7 90.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 500 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 439 SG REMARK 620 2 HEM C 500 NA 93.8 REMARK 620 3 HEM C 500 NB 91.3 89.8 REMARK 620 4 HEM C 500 NC 89.4 176.6 91.4 REMARK 620 5 HEM C 500 ND 90.2 89.6 178.4 89.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 500 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 439 SG REMARK 620 2 HEM D 500 NA 100.5 REMARK 620 3 HEM D 500 NB 91.7 89.6 REMARK 620 4 HEM D 500 NC 83.0 176.4 91.0 REMARK 620 5 HEM D 500 ND 89.5 89.6 178.6 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 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1Z10 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 WITH COUMARIN BOUND REMARK 900 RELATED ID: 1Z11 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 WITH METHOXSALEN REMARK 900 BOUND REMARK 900 RELATED ID: 2FDU RELATED DB: PDB REMARK 900 MICROSOMAL P450 2A6 WITH THE INHIBITOR N,N-DIMETHYL(5-(PYRIDIN-3-YL) REMARK 900 FURAN-2-YL)METHANAMINE BOUND REMARK 900 RELATED ID: 2FDV RELATED DB: PDB REMARK 900 MICROSOMAL P450 2A6 WITH THE INHIBITOR N-METHYL(5-(PYRIDIN-3-YL) REMARK 900 FURAN-2-YL)METHANAMINE BOUND REMARK 900 RELATED ID: 2FDW RELATED DB: PDB REMARK 900 MICROSOMAL P450 2A6 WITH THE INHIBITOR (5-(PYRIDIN-3-YL)FURAN-2-YL) REMARK 900 METHANAMINE BOUND REMARK 900 RELATED ID: 2FDY RELATED DB: PDB REMARK 900 MICROSOMAL P450 2A6 WITH THE INHIBITOR ADRITHIOL BOUND REMARK 900 RELATED ID: 2PG5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 N297Q REMARK 900 RELATED ID: 2PG7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 N297Q/I300V DBREF 2PG6 A 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 2PG6 B 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 2PG6 C 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 2PG6 D 29 494 UNP P11509 CP2A6_HUMAN 29 494 SEQADV 2PG6 MET A 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 ALA A 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS A 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS A 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 THR A 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 SER A 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LEU A 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG6 CYS A 240 UNP P11509 LEU 240 ENGINEERED MUTATION SEQADV 2PG6 GLN A 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG6 HIS A 495 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS A 496 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS A 497 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS A 498 UNP P11509 EXPRESSION TAG SEQADV 2PG6 MET B 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 ALA B 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS B 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS B 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 THR B 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 SER B 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LEU B 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG6 CYS B 240 UNP P11509 LEU 240 ENGINEERED MUTATION SEQADV 2PG6 GLN B 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG6 HIS B 495 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS B 496 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS B 497 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS B 498 UNP P11509 EXPRESSION TAG SEQADV 2PG6 MET C 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 ALA C 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS C 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS C 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 THR C 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 SER C 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LEU C 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG6 CYS C 240 UNP P11509 LEU 240 ENGINEERED MUTATION SEQADV 2PG6 GLN C 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG6 HIS C 495 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS C 496 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS C 497 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS C 498 UNP P11509 EXPRESSION TAG SEQADV 2PG6 MET D 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 ALA D 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS D 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LYS D 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 THR D 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 SER D 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG6 LEU D 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG6 CYS D 240 UNP P11509 LEU 240 ENGINEERED MUTATION SEQADV 2PG6 GLN D 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG6 HIS D 495 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS D 496 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS D 497 UNP P11509 EXPRESSION TAG SEQADV 2PG6 HIS D 498 UNP P11509 EXPRESSION TAG SEQRES 1 A 476 MET ALA LYS LYS THR SER SER LYS GLY LYS LEU PRO PRO SEQRES 2 A 476 GLY PRO THR PRO LEU PRO PHE ILE GLY ASN TYR LEU GLN SEQRES 3 A 476 LEU ASN THR GLU GLN MET TYR ASN SER LEU MET LYS ILE SEQRES 4 A 476 SER GLU ARG TYR GLY PRO VAL PHE THR ILE HIS LEU GLY SEQRES 5 A 476 PRO ARG ARG VAL VAL VAL LEU CYS GLY HIS ASP ALA VAL SEQRES 6 A 476 ARG GLU ALA LEU VAL ASP GLN ALA GLU GLU PHE SER GLY SEQRES 7 A 476 ARG GLY GLU GLN ALA THR PHE ASP TRP VAL PHE LYS GLY SEQRES 8 A 476 TYR GLY VAL VAL PHE SER ASN GLY GLU ARG ALA LYS GLN SEQRES 9 A 476 LEU ARG ARG PHE SER ILE ALA THR LEU ARG ASP PHE GLY SEQRES 10 A 476 VAL GLY LYS ARG GLY ILE GLU GLU ARG ILE GLN GLU GLU SEQRES 11 A 476 ALA GLY PHE LEU ILE ASP ALA LEU ARG GLY THR GLY GLY SEQRES 12 A 476 ALA ASN ILE ASP PRO THR PHE PHE LEU SER ARG THR VAL SEQRES 13 A 476 SER ASN VAL ILE SER SER ILE VAL PHE GLY ASP ARG PHE SEQRES 14 A 476 ASP TYR LYS ASP LYS GLU PHE LEU SER LEU LEU ARG MET SEQRES 15 A 476 MET LEU GLY ILE PHE GLN PHE THR SER THR SER THR GLY SEQRES 16 A 476 GLN LEU TYR GLU MET PHE SER SER VAL MET LYS HIS LEU SEQRES 17 A 476 PRO GLY PRO GLN GLN GLN ALA PHE GLN CYS LEU GLN GLY SEQRES 18 A 476 LEU GLU ASP PHE ILE ALA LYS LYS VAL GLU HIS ASN GLN SEQRES 19 A 476 ARG THR LEU ASP PRO ASN SER PRO ARG ASP PHE ILE ASP SEQRES 20 A 476 SER PHE LEU ILE ARG MET GLN GLU GLU GLU LYS ASN PRO SEQRES 21 A 476 ASN THR GLU PHE TYR LEU LYS ASN LEU VAL MET THR THR SEQRES 22 A 476 LEU GLN LEU PHE ILE GLY GLY THR GLU THR VAL SER THR SEQRES 23 A 476 THR LEU ARG TYR GLY PHE LEU LEU LEU MET LYS HIS PRO SEQRES 24 A 476 GLU VAL GLU ALA LYS VAL HIS GLU GLU ILE ASP ARG VAL SEQRES 25 A 476 ILE GLY LYS ASN ARG GLN PRO LYS PHE GLU ASP ARG ALA SEQRES 26 A 476 LYS MET PRO TYR MET GLU ALA VAL ILE HIS GLU ILE GLN SEQRES 27 A 476 ARG PHE GLY ASP VAL ILE PRO MET SER LEU ALA ARG ARG SEQRES 28 A 476 VAL LYS LYS ASP THR LYS PHE ARG ASP PHE PHE LEU PRO SEQRES 29 A 476 LYS GLY THR GLU VAL TYR PRO MET LEU GLY SER VAL LEU SEQRES 30 A 476 ARG ASP PRO SER PHE PHE SER ASN PRO GLN ASP PHE ASN SEQRES 31 A 476 PRO GLN HIS PHE LEU ASN GLU LYS GLY GLN PHE LYS LYS SEQRES 32 A 476 SER ASP ALA PHE VAL PRO PHE SER ILE GLY LYS ARG ASN SEQRES 33 A 476 CYS PHE GLY GLU GLY LEU ALA ARG MET GLU LEU PHE LEU SEQRES 34 A 476 PHE PHE THR THR VAL MET GLN ASN PHE ARG LEU LYS SER SEQRES 35 A 476 SER GLN SER PRO LYS ASP ILE ASP VAL SER PRO LYS HIS SEQRES 36 A 476 VAL GLY PHE ALA THR ILE PRO ARG ASN TYR THR MET SER SEQRES 37 A 476 PHE LEU PRO ARG HIS HIS HIS HIS SEQRES 1 B 476 MET ALA LYS LYS THR SER SER LYS GLY LYS LEU PRO PRO SEQRES 2 B 476 GLY PRO THR PRO LEU PRO PHE ILE GLY ASN TYR LEU GLN SEQRES 3 B 476 LEU ASN THR GLU GLN MET TYR ASN SER LEU MET LYS ILE SEQRES 4 B 476 SER GLU ARG TYR GLY PRO VAL PHE THR ILE HIS LEU GLY SEQRES 5 B 476 PRO ARG ARG VAL VAL VAL LEU CYS GLY HIS ASP ALA VAL SEQRES 6 B 476 ARG GLU ALA LEU VAL ASP GLN ALA GLU GLU PHE SER GLY SEQRES 7 B 476 ARG GLY GLU GLN ALA THR PHE ASP TRP VAL PHE LYS GLY SEQRES 8 B 476 TYR GLY VAL VAL PHE SER ASN GLY GLU ARG ALA LYS GLN SEQRES 9 B 476 LEU ARG ARG PHE SER ILE ALA THR LEU ARG ASP PHE GLY SEQRES 10 B 476 VAL GLY LYS ARG GLY ILE GLU GLU ARG ILE GLN GLU GLU SEQRES 11 B 476 ALA GLY PHE LEU ILE ASP ALA LEU ARG GLY THR GLY GLY SEQRES 12 B 476 ALA ASN ILE ASP PRO THR PHE PHE LEU SER ARG THR VAL SEQRES 13 B 476 SER ASN VAL ILE SER SER ILE VAL PHE GLY ASP ARG PHE SEQRES 14 B 476 ASP TYR LYS ASP LYS GLU PHE LEU SER LEU LEU ARG MET SEQRES 15 B 476 MET LEU GLY ILE PHE GLN PHE THR SER THR SER THR GLY SEQRES 16 B 476 GLN LEU TYR GLU MET PHE SER SER VAL MET LYS HIS LEU SEQRES 17 B 476 PRO GLY PRO GLN GLN GLN ALA PHE GLN CYS LEU GLN GLY SEQRES 18 B 476 LEU GLU ASP PHE ILE ALA LYS LYS VAL GLU HIS ASN GLN SEQRES 19 B 476 ARG THR LEU ASP PRO ASN SER PRO ARG ASP PHE ILE ASP SEQRES 20 B 476 SER PHE LEU ILE ARG MET GLN GLU GLU GLU LYS ASN PRO SEQRES 21 B 476 ASN THR GLU PHE TYR LEU LYS ASN LEU VAL MET THR THR SEQRES 22 B 476 LEU GLN LEU PHE ILE GLY GLY THR GLU THR VAL SER THR SEQRES 23 B 476 THR LEU ARG TYR GLY PHE LEU LEU LEU MET LYS HIS PRO SEQRES 24 B 476 GLU VAL GLU ALA LYS VAL HIS GLU GLU ILE ASP ARG VAL SEQRES 25 B 476 ILE GLY LYS ASN ARG GLN PRO LYS PHE GLU ASP ARG ALA SEQRES 26 B 476 LYS MET PRO TYR MET GLU ALA VAL ILE HIS GLU ILE GLN SEQRES 27 B 476 ARG PHE GLY ASP VAL ILE PRO MET SER LEU ALA ARG ARG SEQRES 28 B 476 VAL LYS LYS ASP THR LYS PHE ARG ASP PHE PHE LEU PRO SEQRES 29 B 476 LYS GLY THR GLU VAL TYR PRO MET LEU GLY SER VAL LEU SEQRES 30 B 476 ARG ASP PRO SER PHE PHE SER ASN PRO GLN ASP PHE ASN SEQRES 31 B 476 PRO GLN HIS PHE LEU ASN GLU LYS GLY GLN PHE LYS LYS SEQRES 32 B 476 SER ASP ALA PHE VAL PRO PHE SER ILE GLY LYS ARG ASN SEQRES 33 B 476 CYS PHE GLY GLU GLY LEU ALA ARG MET GLU LEU PHE LEU SEQRES 34 B 476 PHE PHE THR THR VAL MET GLN ASN PHE ARG LEU LYS SER SEQRES 35 B 476 SER GLN SER PRO LYS ASP ILE ASP VAL SER PRO LYS HIS SEQRES 36 B 476 VAL GLY PHE ALA THR ILE PRO ARG ASN TYR THR MET SER SEQRES 37 B 476 PHE LEU PRO ARG HIS HIS HIS HIS SEQRES 1 C 476 MET ALA LYS LYS THR SER SER LYS GLY LYS LEU PRO PRO SEQRES 2 C 476 GLY PRO THR PRO LEU PRO PHE ILE GLY ASN TYR LEU GLN SEQRES 3 C 476 LEU ASN THR GLU GLN MET TYR ASN SER LEU MET LYS ILE SEQRES 4 C 476 SER GLU ARG TYR GLY PRO VAL PHE THR ILE HIS LEU GLY SEQRES 5 C 476 PRO ARG ARG VAL VAL VAL LEU CYS GLY HIS ASP ALA VAL SEQRES 6 C 476 ARG GLU ALA LEU VAL ASP GLN ALA GLU GLU PHE SER GLY SEQRES 7 C 476 ARG GLY GLU GLN ALA THR PHE ASP TRP VAL PHE LYS GLY SEQRES 8 C 476 TYR GLY VAL VAL PHE SER ASN GLY GLU ARG ALA LYS GLN SEQRES 9 C 476 LEU ARG ARG PHE SER ILE ALA THR LEU ARG ASP PHE GLY SEQRES 10 C 476 VAL GLY LYS ARG GLY ILE GLU GLU ARG ILE GLN GLU GLU SEQRES 11 C 476 ALA GLY PHE LEU ILE ASP ALA LEU ARG GLY THR GLY GLY SEQRES 12 C 476 ALA ASN ILE ASP PRO THR PHE PHE LEU SER ARG THR VAL SEQRES 13 C 476 SER ASN VAL ILE SER SER ILE VAL PHE GLY ASP ARG PHE SEQRES 14 C 476 ASP TYR LYS ASP LYS GLU PHE LEU SER LEU LEU ARG MET SEQRES 15 C 476 MET LEU GLY ILE PHE GLN PHE THR SER THR SER THR GLY SEQRES 16 C 476 GLN LEU TYR GLU MET PHE SER SER VAL MET LYS HIS LEU SEQRES 17 C 476 PRO GLY PRO GLN GLN GLN ALA PHE GLN CYS LEU GLN GLY SEQRES 18 C 476 LEU GLU ASP PHE ILE ALA LYS LYS VAL GLU HIS ASN GLN SEQRES 19 C 476 ARG THR LEU ASP PRO ASN SER PRO ARG ASP PHE ILE ASP SEQRES 20 C 476 SER PHE LEU ILE ARG MET GLN GLU GLU GLU LYS ASN PRO SEQRES 21 C 476 ASN THR GLU PHE TYR LEU LYS ASN LEU VAL MET THR THR SEQRES 22 C 476 LEU GLN LEU PHE ILE GLY GLY THR GLU THR VAL SER THR SEQRES 23 C 476 THR LEU ARG TYR GLY PHE LEU LEU LEU MET LYS HIS PRO SEQRES 24 C 476 GLU VAL GLU ALA LYS VAL HIS GLU GLU ILE ASP ARG VAL SEQRES 25 C 476 ILE GLY LYS ASN ARG GLN PRO LYS PHE GLU ASP ARG ALA SEQRES 26 C 476 LYS MET PRO TYR MET GLU ALA VAL ILE HIS GLU ILE GLN SEQRES 27 C 476 ARG PHE GLY ASP VAL ILE PRO MET SER LEU ALA ARG ARG SEQRES 28 C 476 VAL LYS LYS ASP THR LYS PHE ARG ASP PHE PHE LEU PRO SEQRES 29 C 476 LYS GLY THR GLU VAL TYR PRO MET LEU GLY SER VAL LEU SEQRES 30 C 476 ARG ASP PRO SER PHE PHE SER ASN PRO GLN ASP PHE ASN SEQRES 31 C 476 PRO GLN HIS PHE LEU ASN GLU LYS GLY GLN PHE LYS LYS SEQRES 32 C 476 SER ASP ALA PHE VAL PRO PHE SER ILE GLY LYS ARG ASN SEQRES 33 C 476 CYS PHE GLY GLU GLY LEU ALA ARG MET GLU LEU PHE LEU SEQRES 34 C 476 PHE PHE THR THR VAL MET GLN ASN PHE ARG LEU LYS SER SEQRES 35 C 476 SER GLN SER PRO LYS ASP ILE ASP VAL SER PRO LYS HIS SEQRES 36 C 476 VAL GLY PHE ALA THR ILE PRO ARG ASN TYR THR MET SER SEQRES 37 C 476 PHE LEU PRO ARG HIS HIS HIS HIS SEQRES 1 D 476 MET ALA LYS LYS THR SER SER LYS GLY LYS LEU PRO PRO SEQRES 2 D 476 GLY PRO THR PRO LEU PRO PHE ILE GLY ASN TYR LEU GLN SEQRES 3 D 476 LEU ASN THR GLU GLN MET TYR ASN SER LEU MET LYS ILE SEQRES 4 D 476 SER GLU ARG TYR GLY PRO VAL PHE THR ILE HIS LEU GLY SEQRES 5 D 476 PRO ARG ARG VAL VAL VAL LEU CYS GLY HIS ASP ALA VAL SEQRES 6 D 476 ARG GLU ALA LEU VAL ASP GLN ALA GLU GLU PHE SER GLY SEQRES 7 D 476 ARG GLY GLU GLN ALA THR PHE ASP TRP VAL PHE LYS GLY SEQRES 8 D 476 TYR GLY VAL VAL PHE SER ASN GLY GLU ARG ALA LYS GLN SEQRES 9 D 476 LEU ARG ARG PHE SER ILE ALA THR LEU ARG ASP PHE GLY SEQRES 10 D 476 VAL GLY LYS ARG GLY ILE GLU GLU ARG ILE GLN GLU GLU SEQRES 11 D 476 ALA GLY PHE LEU ILE ASP ALA LEU ARG GLY THR GLY GLY SEQRES 12 D 476 ALA ASN ILE ASP PRO THR PHE PHE LEU SER ARG THR VAL SEQRES 13 D 476 SER ASN VAL ILE SER SER ILE VAL PHE GLY ASP ARG PHE SEQRES 14 D 476 ASP TYR LYS ASP LYS GLU PHE LEU SER LEU LEU ARG MET SEQRES 15 D 476 MET LEU GLY ILE PHE GLN PHE THR SER THR SER THR GLY SEQRES 16 D 476 GLN LEU TYR GLU MET PHE SER SER VAL MET LYS HIS LEU SEQRES 17 D 476 PRO GLY PRO GLN GLN GLN ALA PHE GLN CYS LEU GLN GLY SEQRES 18 D 476 LEU GLU ASP PHE ILE ALA LYS LYS VAL GLU HIS ASN GLN SEQRES 19 D 476 ARG THR LEU ASP PRO ASN SER PRO ARG ASP PHE ILE ASP SEQRES 20 D 476 SER PHE LEU ILE ARG MET GLN GLU GLU GLU LYS ASN PRO SEQRES 21 D 476 ASN THR GLU PHE TYR LEU LYS ASN LEU VAL MET THR THR SEQRES 22 D 476 LEU GLN LEU PHE ILE GLY GLY THR GLU THR VAL SER THR SEQRES 23 D 476 THR LEU ARG TYR GLY PHE LEU LEU LEU MET LYS HIS PRO SEQRES 24 D 476 GLU VAL GLU ALA LYS VAL HIS GLU GLU ILE ASP ARG VAL SEQRES 25 D 476 ILE GLY LYS ASN ARG GLN PRO LYS PHE GLU ASP ARG ALA SEQRES 26 D 476 LYS MET PRO TYR MET GLU ALA VAL ILE HIS GLU ILE GLN SEQRES 27 D 476 ARG PHE GLY ASP VAL ILE PRO MET SER LEU ALA ARG ARG SEQRES 28 D 476 VAL LYS LYS ASP THR LYS PHE ARG ASP PHE PHE LEU PRO SEQRES 29 D 476 LYS GLY THR GLU VAL TYR PRO MET LEU GLY SER VAL LEU SEQRES 30 D 476 ARG ASP PRO SER PHE PHE SER ASN PRO GLN ASP PHE ASN SEQRES 31 D 476 PRO GLN HIS PHE LEU ASN GLU LYS GLY GLN PHE LYS LYS SEQRES 32 D 476 SER ASP ALA PHE VAL PRO PHE SER ILE GLY LYS ARG ASN SEQRES 33 D 476 CYS PHE GLY GLU GLY LEU ALA ARG MET GLU LEU PHE LEU SEQRES 34 D 476 PHE PHE THR THR VAL MET GLN ASN PHE ARG LEU LYS SER SEQRES 35 D 476 SER GLN SER PRO LYS ASP ILE ASP VAL SER PRO LYS HIS SEQRES 36 D 476 VAL GLY PHE ALA THR ILE PRO ARG ASN TYR THR MET SER SEQRES 37 D 476 PHE LEU PRO ARG HIS HIS HIS HIS HET HEM A 500 43 HET HEM B 500 43 HET HEM C 500 43 HET HEM D 500 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 9 HOH *309(H2 O) HELIX 1 1 ASN A 45 LEU A 49 5 5 HELIX 2 2 GLN A 53 GLY A 66 1 14 HELIX 3 3 CYS A 82 VAL A 92 1 11 HELIX 4 4 GLN A 104 LYS A 112 1 9 HELIX 5 5 ASN A 120 ASP A 137 1 18 HELIX 6 6 LYS A 142 GLY A 162 1 21 HELIX 7 7 PRO A 170 PHE A 187 1 18 HELIX 8 8 ASP A 195 THR A 212 1 18 HELIX 9 9 THR A 214 LYS A 228 1 15 HELIX 10 10 GLY A 232 ARG A 257 1 26 HELIX 11 11 ASP A 266 GLU A 278 1 13 HELIX 12 12 TYR A 287 HIS A 320 1 34 HELIX 13 13 HIS A 320 ILE A 335 1 16 HELIX 14 14 LYS A 342 LYS A 348 5 7 HELIX 15 15 MET A 349 ASP A 364 1 16 HELIX 16 16 MET A 394 ARG A 400 1 7 HELIX 17 17 ASN A 412 LEU A 417 5 6 HELIX 18 18 GLY A 441 ASN A 459 1 19 HELIX 19 19 SER A 467 ILE A 471 5 5 HELIX 20 20 ASN B 45 LEU B 49 5 5 HELIX 21 21 ASN B 50 GLU B 52 5 3 HELIX 22 22 GLN B 53 GLY B 66 1 14 HELIX 23 23 CYS B 82 VAL B 92 1 11 HELIX 24 24 GLN B 104 LYS B 112 1 9 HELIX 25 25 ASN B 120 ASP B 137 1 18 HELIX 26 26 LYS B 142 THR B 163 1 22 HELIX 27 27 PRO B 170 GLY B 188 1 19 HELIX 28 28 ASP B 195 THR B 212 1 18 HELIX 29 29 THR B 214 LYS B 228 1 15 HELIX 30 30 GLY B 232 THR B 258 1 27 HELIX 31 31 ASP B 266 GLU B 279 1 14 HELIX 32 32 TYR B 287 HIS B 320 1 34 HELIX 33 33 HIS B 320 GLY B 336 1 17 HELIX 34 34 LYS B 342 LYS B 348 5 7 HELIX 35 35 MET B 349 ASP B 364 1 16 HELIX 36 36 LEU B 395 ARG B 400 1 6 HELIX 37 37 ASN B 412 LEU B 417 5 6 HELIX 38 38 GLY B 441 ASN B 459 1 19 HELIX 39 39 SER B 467 ILE B 471 5 5 HELIX 40 40 ASN C 45 LEU C 49 5 5 HELIX 41 41 ASN C 50 GLU C 52 5 3 HELIX 42 42 GLN C 53 GLY C 66 1 14 HELIX 43 43 CYS C 82 VAL C 92 1 11 HELIX 44 44 GLN C 104 LYS C 112 1 9 HELIX 45 45 GLY C 115 SER C 119 5 5 HELIX 46 46 ASN C 120 PHE C 138 1 19 HELIX 47 47 LYS C 142 GLY C 162 1 21 HELIX 48 48 PRO C 170 GLY C 188 1 19 HELIX 49 49 ASP C 195 SER C 213 1 19 HELIX 50 50 THR C 214 LYS C 228 1 15 HELIX 51 51 GLY C 232 ARG C 257 1 26 HELIX 52 52 ASP C 266 GLU C 279 1 14 HELIX 53 53 TYR C 287 HIS C 320 1 34 HELIX 54 54 HIS C 320 ILE C 335 1 16 HELIX 55 55 LYS C 342 LYS C 348 5 7 HELIX 56 56 MET C 349 ASP C 364 1 16 HELIX 57 57 MET C 394 ARG C 400 1 7 HELIX 58 58 ASN C 412 LEU C 417 5 6 HELIX 59 59 GLY C 441 ASN C 459 1 19 HELIX 60 60 SER C 467 ILE C 471 5 5 HELIX 61 61 ASN D 45 LEU D 49 5 5 HELIX 62 62 GLN D 53 GLY D 66 1 14 HELIX 63 63 CYS D 82 VAL D 92 1 11 HELIX 64 64 GLN D 104 LYS D 112 1 9 HELIX 65 65 ASN D 120 PHE D 138 1 19 HELIX 66 66 LYS D 142 GLY D 162 1 21 HELIX 67 67 PRO D 170 GLY D 188 1 19 HELIX 68 68 ASP D 195 THR D 212 1 18 HELIX 69 69 THR D 214 LYS D 228 1 15 HELIX 70 70 GLY D 232 LEU D 259 1 28 HELIX 71 71 ASP D 266 GLU D 278 1 13 HELIX 72 72 TYR D 287 GLY D 302 1 16 HELIX 73 73 THR D 303 HIS D 320 1 18 HELIX 74 74 HIS D 320 ILE D 335 1 16 HELIX 75 75 LYS D 342 LYS D 348 5 7 HELIX 76 76 MET D 349 ASP D 364 1 16 HELIX 77 77 MET D 394 ARG D 400 1 7 HELIX 78 78 ASN D 412 LEU D 417 5 6 HELIX 79 79 GLY D 441 ASN D 459 1 19 SHEET 1 A 5 VAL A 68 LEU A 73 0 SHEET 2 A 5 ARG A 76 LEU A 81 -1 O VAL A 78 N ILE A 71 SHEET 3 A 5 GLU A 390 PRO A 393 1 O GLU A 390 N VAL A 79 SHEET 4 A 5 ARG A 372 ARG A 373 -1 N ARG A 372 O VAL A 391 SHEET 5 A 5 GLY A 100 ARG A 101 -1 N GLY A 100 O ARG A 373 SHEET 1 B 2 THR A 378 LYS A 379 0 SHEET 2 B 2 PHE A 384 LEU A 385 -1 O LEU A 385 N THR A 378 SHEET 1 C 2 PHE A 460 SER A 464 0 SHEET 2 C 2 MET A 489 PRO A 493 -1 O SER A 490 N LYS A 463 SHEET 1 D 2 PRO A 475 VAL A 478 0 SHEET 2 D 2 THR A 482 PRO A 484 -1 O ILE A 483 N LYS A 476 SHEET 1 E 5 VAL B 68 LEU B 73 0 SHEET 2 E 5 ARG B 76 LEU B 81 -1 O VAL B 78 N ILE B 71 SHEET 3 E 5 GLU B 390 PRO B 393 1 O TYR B 392 N VAL B 79 SHEET 4 E 5 ARG B 372 ARG B 373 -1 N ARG B 372 O VAL B 391 SHEET 5 E 5 GLY B 100 ARG B 101 -1 N GLY B 100 O ARG B 373 SHEET 1 F 2 THR B 378 PHE B 380 0 SHEET 2 F 2 PHE B 383 LEU B 385 -1 O LEU B 385 N THR B 378 SHEET 1 G 2 PHE B 460 SER B 464 0 SHEET 2 G 2 MET B 489 PRO B 493 -1 O SER B 490 N LYS B 463 SHEET 1 H 2 HIS B 477 VAL B 478 0 SHEET 2 H 2 THR B 482 ILE B 483 -1 O ILE B 483 N HIS B 477 SHEET 1 I 5 VAL C 68 LEU C 73 0 SHEET 2 I 5 ARG C 76 LEU C 81 -1 O VAL C 78 N ILE C 71 SHEET 3 I 5 GLU C 390 PRO C 393 1 O TYR C 392 N VAL C 79 SHEET 4 I 5 ARG C 372 ARG C 373 -1 N ARG C 372 O VAL C 391 SHEET 5 I 5 GLY C 100 ARG C 101 -1 N GLY C 100 O ARG C 373 SHEET 1 J 2 THR C 378 PHE C 380 0 SHEET 2 J 2 PHE C 383 LEU C 385 -1 O LEU C 385 N THR C 378 SHEET 1 K 2 PHE C 460 SER C 464 0 SHEET 2 K 2 MET C 489 PRO C 493 -1 O LEU C 492 N ARG C 461 SHEET 1 L 2 PRO C 475 VAL C 478 0 SHEET 2 L 2 THR C 482 PRO C 484 -1 O ILE C 483 N LYS C 476 SHEET 1 M 5 VAL D 68 LEU D 73 0 SHEET 2 M 5 ARG D 76 LEU D 81 -1 O VAL D 78 N ILE D 71 SHEET 3 M 5 GLU D 390 PRO D 393 1 O GLU D 390 N VAL D 79 SHEET 4 M 5 ARG D 372 ARG D 373 -1 N ARG D 372 O VAL D 391 SHEET 5 M 5 GLY D 100 ARG D 101 -1 N GLY D 100 O ARG D 373 SHEET 1 N 2 THR D 378 PHE D 380 0 SHEET 2 N 2 PHE D 383 LEU D 385 -1 O LEU D 385 N THR D 378 SHEET 1 O 2 PHE D 460 SER D 464 0 SHEET 2 O 2 MET D 489 PRO D 493 -1 O LEU D 492 N ARG D 461 SHEET 1 P 2 PRO D 475 VAL D 478 0 SHEET 2 P 2 THR D 482 PRO D 484 -1 O ILE D 483 N HIS D 477 LINK SG CYS A 439 FE HEM A 500 1555 1555 2.30 LINK SG CYS B 439 FE HEM B 500 1555 1555 2.28 LINK SG CYS C 439 FE HEM C 500 1555 1555 2.27 LINK SG CYS D 439 FE HEM D 500 1555 1555 2.27 SITE 1 AC1 18 ARG A 101 VAL A 116 VAL A 117 ARG A 128 SITE 2 AC1 18 GLY A 302 THR A 305 THR A 309 GLN A 360 SITE 3 AC1 18 ARG A 372 PRO A 431 PHE A 432 SER A 433 SITE 4 AC1 18 ARG A 437 CYS A 439 PHE A 440 GLY A 441 SITE 5 AC1 18 HOH A 514 HOH A 516 SITE 1 AC2 18 ARG B 101 VAL B 117 ARG B 128 GLY B 301 SITE 2 AC2 18 GLY B 302 THR B 305 GLN B 360 ARG B 372 SITE 3 AC2 18 PRO B 431 PHE B 432 SER B 433 ARG B 437 SITE 4 AC2 18 ASN B 438 CYS B 439 PHE B 440 GLY B 441 SITE 5 AC2 18 HOH B 510 HOH B 511 SITE 1 AC3 18 ARG C 101 VAL C 117 ARG C 128 GLY C 301 SITE 2 AC3 18 GLY C 302 THR C 305 THR C 309 ARG C 372 SITE 3 AC3 18 PRO C 431 PHE C 432 SER C 433 ARG C 437 SITE 4 AC3 18 ASN C 438 CYS C 439 PHE C 440 GLY C 441 SITE 5 AC3 18 ALA C 445 HOH C 503 SITE 1 AC4 16 ARG D 101 VAL D 117 ARG D 128 GLY D 301 SITE 2 AC4 16 GLY D 302 THR D 305 THR D 309 ARG D 372 SITE 3 AC4 16 PRO D 431 PHE D 432 SER D 433 ARG D 437 SITE 4 AC4 16 ASN D 438 CYS D 439 PHE D 440 GLY D 441 CRYST1 70.700 158.245 103.764 90.00 92.09 90.00 P 1 21 1 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 0.014144 0.000000 0.000516 0.00000 SCALE2 0.000000 0.006319 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009644 0.00000 MASTER 458 0 4 79 44 0 19 6 0 0 0 148 END