HEADER OXIDOREDUCTASE 28-AUG-08 3EBS TITLE HUMAN CYTOCHROME P450 2A6 I208S/I300F/G301A/S369G IN COMPLEX WITH TITLE 2 PHENACETIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 2A6; COMPND 3 CHAIN: A, B, C, D; COMPND 4 FRAGMENT: UNP RESIDUES 29 TO 494; COMPND 5 SYNONYM: CYPIIA6, COUMARIN 7-HYDROXYLASE, P450 IIA3, CYP2A3, P450(I); COMPND 6 EC: 1.14.14.1; COMPND 7 ENGINEERED: YES; COMPND 8 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, CYP2A3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: TOPP3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PKKA2A6DH KEYWDS CYP2A6, P450 2A6, CYP2A13, P450 2A13, MONOOXYGENASE, OXIDOREDUCATASE, KEYWDS 2 HEME, ENDOPLASMIC RETICULUM, IRON, MEMBRANE, METAL-BINDING, KEYWDS 3 MICROSOME, PHENACETIN, OXIDOREDUCTASE, POLYMORPHISM EXPDTA X-RAY DIFFRACTION AUTHOR N.M.DEVORE,E.E.SCOTT REVDAT 6 30-AUG-23 3EBS 1 REMARK REVDAT 5 20-OCT-21 3EBS 1 REMARK SEQADV REVDAT 4 09-JUN-09 3EBS 1 REVDAT REVDAT 3 24-FEB-09 3EBS 1 VERSN REVDAT 2 23-DEC-08 3EBS 1 JRNL REVDAT 1 23-SEP-08 3EBS 0 JRNL AUTH N.M.DEVORE,B.D.SMITH,M.J.URBAN,E.E.SCOTT JRNL TITL KEY RESIDUES CONTROLLING PHENACETIN METABOLISM BY HUMAN JRNL TITL 2 CYTOCHROME P4502A ENZYMES. JRNL REF DRUG METAB.DISPOS. V. 36 2582 2008 JRNL REFN ISSN 0090-9556 JRNL PMID 18779312 JRNL DOI 10.1124/DMD.108.023770 REMARK 2 REMARK 2 RESOLUTION. 2.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.0 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD WITH PHASES REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 87.04 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 115652 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 + TEST SET) : 0.214 REMARK 3 R VALUE (WORKING SET) : 0.211 REMARK 3 FREE R VALUE : 0.269 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 6120 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.15 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.21 REMARK 3 REFLECTION IN BIN (WORKING SET) : 8518 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.38 REMARK 3 BIN R VALUE (WORKING SET) : 0.3000 REMARK 3 BIN FREE R VALUE SET COUNT : 439 REMARK 3 BIN FREE R VALUE : 0.3740 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 15033 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 211 REMARK 3 SOLVENT ATOMS : 276 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.39 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.251 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.218 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.172 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.745 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.917 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 15638 ; 0.014 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 21116 ; 1.498 ; 1.998 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 1854 ; 6.597 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 770 ;35.233 ;23.273 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 2722 ;17.103 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 128 ;18.713 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 2187 ; 0.109 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 12069 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 7288 ; 0.203 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 10431 ; 0.301 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 502 ; 0.329 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 38 ; 0.242 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.241 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 9644 ; 0.690 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 15001 ; 1.165 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 6842 ; 1.862 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 6107 ; 2.717 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3EBS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-SEP-08. REMARK 100 THE DEPOSITION ID IS D_1000049126. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-JUN-08 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 : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 325 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 121786 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.150 REMARK 200 RESOLUTION RANGE LOW (A) : 87.040 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 10.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 2.200 REMARK 200 R MERGE (I) : 0.05900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.35700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.600 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: CYP2A6 PDB ENTRY 1Z10 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 3350, 0.10 M TRIS, 0.2 M REMARK 280 AMMONIUM SULFATE, PH 8.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 79.56300 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 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 350 REMARK 350 BIOMOLECULE: 2 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: 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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: 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 -58.62 65.07 REMARK 500 PHE A 118 46.84 -102.28 REMARK 500 ASN A 412 97.77 -161.39 REMARK 500 HIS A 415 -35.75 -36.95 REMARK 500 SER A 433 -170.50 63.62 REMARK 500 PRO A 468 -35.68 -36.87 REMARK 500 PHE B 42 -53.42 72.74 REMARK 500 PHE B 118 44.33 -97.24 REMARK 500 ARG B 381 48.95 37.61 REMARK 500 ASP B 382 -7.00 84.30 REMARK 500 ASN B 418 170.96 -56.05 REMARK 500 SER B 433 -165.69 59.94 REMARK 500 PRO B 468 -28.84 -27.65 REMARK 500 HIS B 495 2.37 100.81 REMARK 500 PHE C 42 -56.83 70.80 REMARK 500 LYS C 337 9.26 -166.68 REMARK 500 ARG C 381 -124.46 47.77 REMARK 500 LYS C 387 129.30 -37.69 REMARK 500 SER C 433 -172.27 66.01 REMARK 500 PHE D 42 -56.13 64.92 REMARK 500 PRO D 261 -19.27 -47.04 REMARK 500 ASP D 266 -173.15 -172.01 REMARK 500 MET D 349 74.30 -119.69 REMARK 500 ASP D 364 57.99 37.20 REMARK 500 ARG D 381 -122.97 49.01 REMARK 500 SER D 433 -162.13 65.40 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 99.8 REMARK 620 3 HEM A 500 NB 90.7 94.0 REMARK 620 4 HEM A 500 NC 91.1 168.8 88.4 REMARK 620 5 HEM A 500 ND 98.7 85.6 170.5 90.3 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 96.3 REMARK 620 3 HEM B 500 NB 90.3 87.9 REMARK 620 4 HEM B 500 NC 93.9 169.7 91.9 REMARK 620 5 HEM B 500 ND 99.1 89.1 170.4 89.5 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 96.8 REMARK 620 3 HEM C 500 NB 92.7 85.9 REMARK 620 4 HEM C 500 NC 92.8 169.6 89.6 REMARK 620 5 HEM C 500 ND 96.8 91.3 170.4 91.5 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 N4E A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE N4E B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE N4E D 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1Z11 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 WITH METHOXSALEN BOUND REMARK 900 RELATED ID: 2FDY RELATED DB: PDB REMARK 900 MICROSOMAL P450 2A6 WITH THE INHIBITOR ADRITHIOL BOUND REMARK 900 RELATED ID: 1Z10 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 WITH COUMARIN 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 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 WITH THE INHIBITOR REMARK 900 (5-(PYRIDIN-3-YL)FURAN-2-YL)METHANAMINE BOUND REMARK 900 RELATED ID: 2PG6 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 L240C/N297Q REMARK 900 RELATED ID: 2PG7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 N297Q/I300V REMARK 900 RELATED ID: 2PG5 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF HUMAN MICROSOMAL P450 2A6 N297Q REMARK 900 RELATED ID: 2P85 RELATED DB: PDB REMARK 900 STRUCTURE OF HUMAN LUNG CYTOCHROME P450 2A13 WITH INDOLE BOUND IN REMARK 900 TWO ALTERNATE CONFORMATIONS DBREF 3EBS A 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 3EBS B 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 3EBS C 29 494 UNP P11509 CP2A6_HUMAN 29 494 DBREF 3EBS D 29 494 UNP P11509 CP2A6_HUMAN 29 494 SEQADV 3EBS MET A 23 UNP P11509 EXPRESSION TAG SEQADV 3EBS ALA A 24 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS A 25 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS A 26 UNP P11509 EXPRESSION TAG SEQADV 3EBS THR A 27 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER A 28 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER A 208 UNP P11509 ILE 208 ENGINEERED MUTATION SEQADV 3EBS PHE A 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 3EBS ALA A 301 UNP P11509 GLY 301 ENGINEERED MUTATION SEQADV 3EBS GLY A 369 UNP P11509 SER 369 ENGINEERED MUTATION SEQADV 3EBS HIS A 495 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS A 496 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS A 497 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS A 498 UNP P11509 EXPRESSION TAG SEQADV 3EBS MET B 23 UNP P11509 EXPRESSION TAG SEQADV 3EBS ALA B 24 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS B 25 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS B 26 UNP P11509 EXPRESSION TAG SEQADV 3EBS THR B 27 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER B 28 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER B 208 UNP P11509 ILE 208 ENGINEERED MUTATION SEQADV 3EBS PHE B 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 3EBS ALA B 301 UNP P11509 GLY 301 ENGINEERED MUTATION SEQADV 3EBS GLY B 369 UNP P11509 SER 369 ENGINEERED MUTATION SEQADV 3EBS HIS B 495 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS B 496 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS B 497 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS B 498 UNP P11509 EXPRESSION TAG SEQADV 3EBS MET C 23 UNP P11509 EXPRESSION TAG SEQADV 3EBS ALA C 24 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS C 25 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS C 26 UNP P11509 EXPRESSION TAG SEQADV 3EBS THR C 27 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER C 28 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER C 208 UNP P11509 ILE 208 ENGINEERED MUTATION SEQADV 3EBS PHE C 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 3EBS ALA C 301 UNP P11509 GLY 301 ENGINEERED MUTATION SEQADV 3EBS GLY C 369 UNP P11509 SER 369 ENGINEERED MUTATION SEQADV 3EBS HIS C 495 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS C 496 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS C 497 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS C 498 UNP P11509 EXPRESSION TAG SEQADV 3EBS MET D 23 UNP P11509 EXPRESSION TAG SEQADV 3EBS ALA D 24 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS D 25 UNP P11509 EXPRESSION TAG SEQADV 3EBS LYS D 26 UNP P11509 EXPRESSION TAG SEQADV 3EBS THR D 27 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER D 28 UNP P11509 EXPRESSION TAG SEQADV 3EBS SER D 208 UNP P11509 ILE 208 ENGINEERED MUTATION SEQADV 3EBS PHE D 300 UNP P11509 ILE 300 ENGINEERED MUTATION SEQADV 3EBS ALA D 301 UNP P11509 GLY 301 ENGINEERED MUTATION SEQADV 3EBS GLY D 369 UNP P11509 SER 369 ENGINEERED MUTATION SEQADV 3EBS HIS D 495 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS D 496 UNP P11509 EXPRESSION TAG SEQADV 3EBS HIS D 497 UNP P11509 EXPRESSION TAG SEQADV 3EBS 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 SER 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 ASN LEU PHE PHE ALA 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 GLY 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 SER 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 ASN LEU PHE PHE ALA 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 GLY 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 SER 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 ASN LEU PHE PHE ALA 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 GLY 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 SER 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 ASN LEU PHE PHE ALA 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 GLY 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 N4E A 1 13 HET HEM B 500 43 HET N4E B 1 13 HET HEM C 500 43 HET HEM D 500 43 HET N4E D 1 13 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM N4E N-(4-ETHOXYPHENYL)ACETAMIDE HETSYN HEM HEME HETSYN N4E PHENACETIN FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 6 N4E 3(C10 H13 N O2) FORMUL 12 HOH *276(H2 O) HELIX 1 1 ASN A 45 LEU A 49 5 5 HELIX 2 2 ASN A 50 GLU A 52 5 3 HELIX 3 3 GLN A 53 GLY A 66 1 14 HELIX 4 4 CYS A 82 VAL A 92 1 11 HELIX 5 5 GLN A 104 LYS A 112 1 9 HELIX 6 6 ASN A 120 PHE A 138 1 19 HELIX 7 7 LYS A 142 GLY A 162 1 21 HELIX 8 8 PRO A 170 GLY A 188 1 19 HELIX 9 9 ASP A 195 THR A 214 1 20 HELIX 10 10 THR A 214 LYS A 228 1 15 HELIX 11 11 GLY A 232 ARG A 257 1 26 HELIX 12 12 ASP A 266 GLU A 278 1 13 HELIX 13 13 TYR A 287 HIS A 320 1 34 HELIX 14 14 HIS A 320 ILE A 335 1 16 HELIX 15 15 LYS A 342 LYS A 348 5 7 HELIX 16 16 MET A 349 ASP A 364 1 16 HELIX 17 17 MET A 394 ARG A 400 1 7 HELIX 18 18 ASN A 412 LEU A 417 5 6 HELIX 19 19 GLY A 441 ASN A 459 1 19 HELIX 20 20 SER A 467 ILE A 471 5 5 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 GLN B 104 LYS B 112 1 9 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 ASP B 169 GLY B 188 1 20 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 278 1 13 HELIX 32 32 TYR B 287 HIS B 320 1 34 HELIX 33 33 HIS B 320 ILE B 335 1 16 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 MET B 394 ARG B 400 1 7 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 ASN C 45 LEU C 49 5 5 HELIX 40 40 ASN C 50 GLU C 52 5 3 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 GLN C 104 LYS C 112 1 9 HELIX 44 44 ASN C 120 PHE C 138 1 19 HELIX 45 45 LYS C 142 GLY C 162 1 21 HELIX 46 46 PRO C 170 PHE C 187 1 18 HELIX 47 47 ASP C 195 THR C 212 1 18 HELIX 48 48 THR C 214 LYS C 228 1 15 HELIX 49 49 GLY C 232 ARG C 257 1 26 HELIX 50 50 ASP C 266 GLU C 278 1 13 HELIX 51 51 TYR C 287 HIS C 320 1 34 HELIX 52 52 HIS C 320 ILE C 335 1 16 HELIX 53 53 LYS C 342 LYS C 348 5 7 HELIX 54 54 MET C 349 ASP C 364 1 16 HELIX 55 55 MET C 394 ARG C 400 1 7 HELIX 56 56 ASN C 412 LEU C 417 5 6 HELIX 57 57 GLY C 441 ASN C 459 1 19 HELIX 58 58 ASN D 45 LEU D 49 5 5 HELIX 59 59 ASN D 50 GLU D 52 5 3 HELIX 60 60 GLN D 53 GLY D 66 1 14 HELIX 61 61 CYS D 82 VAL D 92 1 11 HELIX 62 62 GLN D 104 LYS D 112 1 9 HELIX 63 63 ASN D 120 PHE D 138 1 19 HELIX 64 64 LYS D 142 GLY D 162 1 21 HELIX 65 65 PRO D 170 GLY D 188 1 19 HELIX 66 66 ASP D 195 THR D 212 1 18 HELIX 67 67 THR D 214 LYS D 228 1 15 HELIX 68 68 GLY D 232 THR D 258 1 27 HELIX 69 69 ASP D 266 GLU D 278 1 13 HELIX 70 70 TYR D 287 HIS D 320 1 34 HELIX 71 71 HIS D 320 ILE D 335 1 16 HELIX 72 72 LYS D 342 LYS D 348 5 7 HELIX 73 73 MET D 349 ASP D 364 1 16 HELIX 74 74 MET D 394 ARG D 400 1 7 HELIX 75 75 ASN D 412 LEU D 417 5 6 HELIX 76 76 GLY D 441 ASN D 459 1 19 HELIX 77 77 SER D 467 ILE D 471 5 5 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 80 N PHE A 69 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 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 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 TYR B 392 N LEU B 81 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 LEU B 492 N ARG B 461 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 LYS B 476 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 80 N PHE C 69 SHEET 3 I 5 GLU C 390 PRO C 393 1 O GLU C 390 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 LYS C 463 0 SHEET 2 K 2 SER C 490 PRO C 493 -1 O SER C 490 N LYS C 463 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 HIS C 477 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 80 N PHE D 69 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 SER D 490 N LYS D 463 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 2.51 LINK SG CYS B 439 FE HEM B 500 1555 1555 2.57 LINK SG CYS C 439 FE HEM C 500 1555 1555 2.52 SITE 1 AC1 20 N4E A 1 ARG A 101 VAL A 117 ARG A 128 SITE 2 AC1 20 LEU A 298 ALA A 301 GLY A 302 THR A 305 SITE 3 AC1 20 THR A 309 GLN A 360 ARG A 372 PRO A 431 SITE 4 AC1 20 PHE A 432 SER A 433 ARG A 437 CYS A 439 SITE 5 AC1 20 PHE A 440 GLY A 441 HOH A 811 HOH A 825 SITE 1 AC2 7 PHE A 107 PHE A 111 ASN A 297 PHE A 300 SITE 2 AC2 7 LEU A 370 PHE A 480 HEM A 500 SITE 1 AC3 22 N4E B 1 ARG B 101 VAL B 116 VAL B 117 SITE 2 AC3 22 ARG B 128 ALA B 301 GLY B 302 THR B 305 SITE 3 AC3 22 VAL B 306 THR B 309 GLN B 360 ARG B 372 SITE 4 AC3 22 LEU B 395 PRO B 431 PHE B 432 SER B 433 SITE 5 AC3 22 ARG B 437 CYS B 439 PHE B 440 GLY B 441 SITE 6 AC3 22 LEU B 444 HOH B 838 SITE 1 AC4 10 PHE B 107 PHE B 111 VAL B 117 ASN B 297 SITE 2 AC4 10 PHE B 300 ALA B 301 THR B 305 LEU B 370 SITE 3 AC4 10 PHE B 480 HEM B 500 SITE 1 AC5 20 ARG C 101 VAL C 117 ARG C 128 ALA C 301 SITE 2 AC5 20 GLY C 302 THR C 305 VAL C 306 THR C 309 SITE 3 AC5 20 GLN C 360 LEU C 370 ARG C 372 LEU C 395 SITE 4 AC5 20 PRO C 431 PHE C 432 SER C 433 ARG C 437 SITE 5 AC5 20 CYS C 439 PHE C 440 GLY C 441 HOH C 720 SITE 1 AC6 18 N4E D 1 ARG D 101 VAL D 117 ARG D 128 SITE 2 AC6 18 ALA D 301 GLY D 302 THR D 305 THR D 309 SITE 3 AC6 18 GLN D 360 ARG D 372 PRO D 431 PHE D 432 SITE 4 AC6 18 SER D 433 ARG D 437 CYS D 439 PHE D 440 SITE 5 AC6 18 GLY D 441 HOH D 714 SITE 1 AC7 8 PHE D 107 PHE D 111 ASN D 297 PHE D 300 SITE 2 AC7 8 THR D 305 LEU D 370 PHE D 480 HEM D 500 CRYST1 70.850 159.126 103.993 90.00 92.08 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 0.014114 0.000000 0.000513 0.00000 SCALE2 0.000000 0.006284 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009622 0.00000