HEADER OXIDOREDUCTASE 06-APR-07 2PG7 TITLE CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 N297Q/I300V 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 4 20-OCT-21 2PG7 1 REMARK SEQADV REVDAT 3 24-FEB-09 2PG7 1 VERSN REVDAT 2 11-SEP-07 2PG7 1 JRNL REVDAT 1 24-JUL-07 2PG7 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. 2.80 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) : 2.80 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) (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 56547 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) : 0.235 REMARK 3 FREE R VALUE : 0.289 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2827 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.93 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3790 REMARK 3 BIN FREE R VALUE : 0.4270 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 373 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 15010 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 91 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 69.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 53.26 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.47400 REMARK 3 B22 (A**2) : -30.72600 REMARK 3 B33 (A**2) : 30.25200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -7.96500 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.37 REMARK 3 ESD FROM SIGMAA (A) : 0.65 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) : 0.46 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.73 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) : 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 10.00 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.PARAM REMARK 3 PARAMETER FILE 2 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : XDICT_HEME.PAR 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 2PG7 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_1000042343. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-JUN-06 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 : BL9-1 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 : SIDE-SCATTERING CUBEROOT I-BEAM REMARK 200 BENT CRYSTAL; ASYMETRIC CUT 12.2 REMARK 200 DEGS. REMARK 200 OPTICS : VERTICAL FOCUSSING MIRROR, SINGE REMARK 200 CRYSTAL SI(311) BENT REMARK 200 MONOCHROMATOR (HORIZONTAL REMARK 200 FOCUSSING) REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56574 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 104.257 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.13000 REMARK 200 R SYM (I) : 0.13000 REMARK 200 FOR THE DATA SET : 4.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.87 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 4.60 REMARK 200 R MERGE FOR SHELL (I) : 0.63000 REMARK 200 R SYM FOR SHELL (I) : 0.63000 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: 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 (%): 54.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.69 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 79.69450 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 MOMONER 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 LYS A 30 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: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU C 33 CA - CB - CG ANGL. DEV. = 13.9 DEGREES 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 -49.04 69.73 REMARK 500 PHE A 138 20.27 -144.38 REMARK 500 VAL A 140 104.46 28.12 REMARK 500 LYS A 142 -137.92 -104.33 REMARK 500 PHE A 223 42.51 -108.96 REMARK 500 ASN A 283 58.98 -94.19 REMARK 500 THR A 303 -76.50 -82.02 REMARK 500 ASN A 338 -85.72 -84.23 REMARK 500 SER A 369 -147.57 49.77 REMARK 500 ALA A 371 129.51 -20.79 REMARK 500 SER A 433 -178.61 74.83 REMARK 500 ASN A 438 -177.07 -58.51 REMARK 500 SER A 464 -156.28 -77.84 REMARK 500 PHE B 42 -51.65 66.17 REMARK 500 ALA B 105 -48.32 -27.13 REMARK 500 ASP B 108 3.40 -66.69 REMARK 500 LYS B 112 37.84 38.54 REMARK 500 PHE B 118 43.24 -94.69 REMARK 500 TYR B 193 1.48 -59.00 REMARK 500 SER B 215 -72.57 -64.32 REMARK 500 THR B 303 -75.23 -142.16 REMARK 500 MET B 349 76.37 -119.77 REMARK 500 SER B 369 -161.59 60.46 REMARK 500 ARG B 381 63.24 29.60 REMARK 500 ASP B 382 -2.17 83.27 REMARK 500 SER B 433 -173.83 70.07 REMARK 500 PRO B 468 -6.79 -44.51 REMARK 500 LYS B 476 -60.05 -122.14 REMARK 500 PHE C 42 -54.97 72.78 REMARK 500 GLN C 94 47.57 -108.29 REMARK 500 VAL C 140 114.56 -38.04 REMARK 500 THR C 212 -7.55 -59.93 REMARK 500 THR C 303 -70.44 -127.80 REMARK 500 LYS C 337 -26.92 -142.90 REMARK 500 SER C 369 -150.02 51.57 REMARK 500 ALA C 371 139.83 -26.64 REMARK 500 ARG C 381 -112.69 53.62 REMARK 500 PRO C 413 -5.93 -57.12 REMARK 500 SER C 433 -177.93 66.52 REMARK 500 PHE D 42 -47.89 69.59 REMARK 500 ASN D 45 39.49 -99.24 REMARK 500 ALA D 90 -65.20 -91.09 REMARK 500 PHE D 118 52.58 -97.95 REMARK 500 LYS D 142 -166.99 -125.15 REMARK 500 ASP D 189 -166.62 -127.57 REMARK 500 THR D 212 -6.03 -59.95 REMARK 500 PRO D 233 -9.49 -55.15 REMARK 500 THR D 303 -74.91 -115.91 REMARK 500 LYS D 337 18.13 -150.65 REMARK 500 SER D 369 -146.96 55.72 REMARK 500 REMARK 500 THIS ENTRY HAS 56 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 96.7 REMARK 620 3 HEM A 500 NB 88.7 89.7 REMARK 620 4 HEM A 500 NC 86.0 177.2 91.1 REMARK 620 5 HEM A 500 ND 88.5 89.3 176.9 90.1 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 91.4 REMARK 620 3 HEM B 500 NB 91.2 89.5 REMARK 620 4 HEM B 500 NC 86.3 177.5 91.6 REMARK 620 5 HEM B 500 ND 87.6 89.5 178.4 89.4 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 94.8 REMARK 620 3 HEM C 500 NB 90.0 89.3 REMARK 620 4 HEM C 500 NC 87.6 177.4 91.6 REMARK 620 5 HEM C 500 ND 88.5 89.5 178.0 89.7 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 91.8 REMARK 620 3 HEM D 500 NB 89.9 89.7 REMARK 620 4 HEM D 500 NC 86.5 177.9 91.6 REMARK 620 5 HEM D 500 ND 87.0 89.2 176.7 89.4 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: 2PG6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 L240C/N297Q DBREF 2PG7 A 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 2PG7 B 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 2PG7 C 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 2PG7 D 29 494 UNP P11509 CP2A6_HUMAN 29 494 SEQADV 2PG7 MET A 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 ALA A 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS A 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS A 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 THR A 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 SER A 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LEU A 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG7 GLN A 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG7 VAL A 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 2PG7 HIS A 495 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS A 496 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS A 497 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS A 498 UNP P11509 EXPRESSION TAG SEQADV 2PG7 MET B 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 ALA B 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS B 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS B 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 THR B 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 SER B 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LEU B 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG7 GLN B 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG7 VAL B 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 2PG7 HIS B 495 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS B 496 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS B 497 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS B 498 UNP P11509 EXPRESSION TAG SEQADV 2PG7 MET C 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 ALA C 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS C 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS C 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 THR C 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 SER C 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LEU C 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG7 GLN C 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG7 VAL C 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 2PG7 HIS C 495 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS C 496 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS C 497 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS C 498 UNP P11509 EXPRESSION TAG SEQADV 2PG7 MET D 23 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 ALA D 24 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS D 25 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LYS D 26 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 THR D 27 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 SER D 28 UNP P11509 CLONING ARTIFACT SEQADV 2PG7 LEU D 160 UNP P11509 HIS 160 VARIANT SEQADV 2PG7 GLN D 297 UNP P11509 ASN 297 ENGINEERED MUTATION SEQADV 2PG7 VAL D 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 2PG7 HIS D 495 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS D 496 UNP P11509 EXPRESSION TAG SEQADV 2PG7 HIS D 497 UNP P11509 EXPRESSION TAG SEQADV 2PG7 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 LEU 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 VAL 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 LEU 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 VAL 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 LEU 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 VAL 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 LEU 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 VAL 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 *91(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 GLY A 83 VAL A 92 1 10 HELIX 4 4 THR A 106 VAL A 110 5 5 HELIX 5 5 TYR A 114 SER A 119 1 6 HELIX 6 6 GLY A 121 ASP A 137 1 17 HELIX 7 7 ARG A 143 GLY A 162 1 20 HELIX 8 8 PRO A 170 GLY A 188 1 19 HELIX 9 9 ASP A 195 THR A 212 1 18 HELIX 10 10 THR A 214 TYR A 220 1 7 HELIX 11 11 PHE A 223 LYS A 228 1 6 HELIX 12 12 GLY A 232 THR A 258 1 27 HELIX 13 13 ASP A 266 GLU A 277 1 12 HELIX 14 14 TYR A 287 HIS A 320 1 34 HELIX 15 15 HIS A 320 ILE A 335 1 16 HELIX 16 16 LYS A 342 LYS A 348 5 7 HELIX 17 17 MET A 349 ASP A 364 1 16 HELIX 18 18 MET A 394 ARG A 400 1 7 HELIX 19 19 ASN A 412 LEU A 417 5 6 HELIX 20 20 GLY A 441 ASN A 459 1 19 HELIX 21 21 ASN B 45 LEU B 49 5 5 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 THR B 106 VAL B 110 5 5 HELIX 25 25 ASN B 120 PHE B 138 1 19 HELIX 26 26 LYS B 142 GLY B 162 1 21 HELIX 27 27 PRO B 170 PHE B 187 1 18 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 GLY B 302 1 16 HELIX 33 33 THR B 303 HIS B 320 1 18 HELIX 34 34 HIS B 320 ILE B 335 1 16 HELIX 35 35 LYS B 342 MET B 349 5 8 HELIX 36 36 TYR B 351 ASP B 364 1 14 HELIX 37 37 MET B 394 ARG B 400 1 7 HELIX 38 38 ASN B 412 LEU B 417 5 6 HELIX 39 39 GLY B 441 ASN B 459 1 19 HELIX 40 40 ASN C 45 LEU C 49 5 5 HELIX 41 41 GLN C 53 GLY C 66 1 14 HELIX 42 42 CYS C 82 VAL C 92 1 11 HELIX 43 43 PHE C 107 LYS C 112 1 6 HELIX 44 44 TYR C 114 SER C 119 1 6 HELIX 45 45 ASN C 120 PHE C 138 1 19 HELIX 46 46 LYS C 142 GLY C 162 1 21 HELIX 47 47 PRO C 170 PHE C 187 1 18 HELIX 48 48 ASP C 195 THR C 212 1 18 HELIX 49 49 THR C 214 LYS C 228 1 15 HELIX 50 50 GLY C 232 ARG C 257 1 26 HELIX 51 51 ASP C 266 GLU C 277 1 12 HELIX 52 52 TYR C 287 GLY C 302 1 16 HELIX 53 53 THR C 303 HIS C 320 1 18 HELIX 54 54 HIS C 320 ILE C 335 1 16 HELIX 55 55 LYS C 342 ALA C 347 5 6 HELIX 56 56 MET C 349 ASP C 364 1 16 HELIX 57 57 MET C 394 LEU C 399 1 6 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 ASN D 45 LEU D 49 5 5 HELIX 61 61 GLN D 53 GLY D 66 1 14 HELIX 62 62 GLY D 83 VAL D 92 1 10 HELIX 63 63 ALA D 95 SER D 99 5 5 HELIX 64 64 PHE D 107 LYS D 112 1 6 HELIX 65 65 ASN D 120 PHE D 138 1 19 HELIX 66 66 LYS D 142 GLY D 164 1 23 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 TYR D 220 1 7 HELIX 70 70 PHE D 223 LYS D 228 1 6 HELIX 71 71 GLY D 232 THR D 258 1 27 HELIX 72 72 ASP D 266 GLU D 278 1 13 HELIX 73 73 LEU D 288 GLY D 302 1 15 HELIX 74 74 THR D 303 HIS D 320 1 18 HELIX 75 75 HIS D 320 ILE D 335 1 16 HELIX 76 76 PHE D 343 ALA D 347 5 5 HELIX 77 77 MET D 349 ASP D 364 1 16 HELIX 78 78 MET D 394 ARG D 400 1 7 HELIX 79 79 ASN D 412 LEU D 417 5 6 HELIX 80 80 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 TYR A 392 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 PHE A 380 0 SHEET 2 B 2 PHE A 383 LEU A 385 -1 O PHE A 383 N PHE A 380 SHEET 1 C 2 PHE A 460 LYS A 463 0 SHEET 2 C 2 SER A 490 PRO A 493 -1 O LEU A 492 N ARG A 461 SHEET 1 D 2 HIS A 477 VAL A 478 0 SHEET 2 D 2 THR A 482 ILE A 483 -1 O ILE A 483 N HIS A 477 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 GLU B 390 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 PRO B 475 VAL B 478 0 SHEET 2 H 2 THR B 482 PRO B 484 -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 LEU C 81 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 PHE C 383 N PHE C 380 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 HIS D 477 VAL D 478 0 SHEET 2 P 2 THR D 482 ILE D 483 -1 O ILE D 483 N HIS D 477 LINK SG CYS A 439 FE HEM A 500 1555 1555 2.22 LINK SG CYS B 439 FE HEM B 500 1555 1555 2.23 LINK SG CYS C 439 FE HEM C 500 1555 1555 2.24 LINK SG CYS D 439 FE HEM D 500 1555 1555 2.21 SITE 1 AC1 19 ARG A 101 VAL A 116 VAL A 117 ARG A 128 SITE 2 AC1 19 GLY A 301 THR A 305 THR A 309 GLN A 360 SITE 3 AC1 19 SER A 369 ARG A 372 LEU A 395 PRO A 431 SITE 4 AC1 19 PHE A 432 SER A 433 ARG A 437 ASN A 438 SITE 5 AC1 19 CYS A 439 PHE A 440 GLY A 441 SITE 1 AC2 17 ARG B 101 VAL B 117 ARG B 128 GLY B 301 SITE 2 AC2 17 GLY B 302 THR B 305 THR B 309 GLN B 360 SITE 3 AC2 17 SER B 369 ARG B 372 PRO B 431 PHE B 432 SITE 4 AC2 17 SER B 433 ARG B 437 CYS B 439 PHE B 440 SITE 5 AC2 17 GLY B 441 SITE 1 AC3 17 ARG C 101 VAL C 117 ARG C 128 GLY C 301 SITE 2 AC3 17 GLY C 302 THR C 305 GLN C 360 SER C 369 SITE 3 AC3 17 ARG C 372 LEU C 395 PRO C 431 PHE C 432 SITE 4 AC3 17 SER C 433 ARG C 437 ASN C 438 CYS C 439 SITE 5 AC3 17 PHE C 440 SITE 1 AC4 19 ARG D 101 VAL D 116 VAL D 117 ARG D 128 SITE 2 AC4 19 LEU D 135 GLY D 301 THR D 305 THR D 309 SITE 3 AC4 19 GLN D 360 ILE D 366 SER D 369 ARG D 372 SITE 4 AC4 19 PRO D 431 PHE D 432 SER D 433 ARG D 437 SITE 5 AC4 19 CYS D 439 PHE D 440 GLY D 441 CRYST1 70.889 159.389 104.101 90.00 91.92 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 0.014107 0.000000 0.000473 0.00000 SCALE2 0.000000 0.006274 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009611 0.00000 MASTER 461 0 4 80 44 0 20 6 0 0 0 148 END