HEADER OXIDOREDUCTASE 21-OCT-11 3UA5 TITLE CRYSTAL STRUCTURE OF P450 2B6 (Y226H/K262R) IN COMPLEX WITH TWO TITLE 2 MOLECULES OF AMLODIPINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 2B6; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CYPIIB6, CYTOCHROME P450 IIB1; 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: CYP2B6; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 83333; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: JM109; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PKK KEYWDS P450, HUMAN CYTOCHROME P450 2B6, MONOOXYGENASE, OXIDOREDUCTASE, KEYWDS 2 MEMBRANE PROTEIN, CYP 2B6 EXPDTA X-RAY DIFFRACTION AUTHOR M.B.SHAH,C.D.STOUT,J.R.HALPERT REVDAT 3 13-SEP-23 3UA5 1 REMARK SEQADV LINK REVDAT 2 03-OCT-12 3UA5 1 JRNL REVDAT 1 12-SEP-12 3UA5 0 JRNL AUTH M.B.SHAH,P.R.WILDERMAN,J.PASCUAL,Q.ZHANG,C.D.STOUT, JRNL AUTH 2 J.R.HALPERT JRNL TITL CONFORMATIONAL ADAPTATION OF HUMAN CYTOCHROME P450 2B6 AND JRNL TITL 2 RABBIT CYTOCHROME P450 2B4 REVEALED UPON BINDING MULTIPLE JRNL TITL 3 AMLODIPINE MOLECULES. JRNL REF BIOCHEMISTRY V. 51 7225 2012 JRNL REFN ISSN 0006-2960 JRNL PMID 22909231 JRNL DOI 10.1021/BI300894Z REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0102 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 82.45 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 90.4 REMARK 3 NUMBER OF REFLECTIONS : 24667 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) : 0.245 REMARK 3 R VALUE (WORKING SET) : 0.242 REMARK 3 FREE R VALUE : 0.294 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1305 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.87 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1627 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 82.53 REMARK 3 BIN R VALUE (WORKING SET) : 0.3170 REMARK 3 BIN FREE R VALUE SET COUNT : 92 REMARK 3 BIN FREE R VALUE : 0.3590 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 7379 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 198 REMARK 3 SOLVENT ATOMS : 78 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 50.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.88000 REMARK 3 B22 (A**2) : -3.28000 REMARK 3 B33 (A**2) : -3.60000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.482 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.420 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 21.595 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.917 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.870 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 7775 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 10563 ; 1.430 ; 2.016 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 924 ; 5.601 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 351 ;34.053 ;22.934 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1246 ;19.398 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 56 ;18.344 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1125 ; 0.154 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 5992 ; 0.007 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 4630 ; 0.516 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 7483 ; 1.007 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 3145 ; 1.326 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 3080 ; 2.366 ; 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 : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 28 A 492 1 REMARK 3 1 B 28 B 492 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 1 A (A): 3611 ; 0.060 ; 0.050 REMARK 3 TIGHT THERMAL 1 A (A**2): 3611 ; 0.080 ; 0.500 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 : 1.40 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 3UA5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-NOV-11. REMARK 100 THE DEPOSITION ID IS D_1000068498. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUL-11 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 : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97 REMARK 200 MONOCHROMATOR : SI(111), SIDE SCATTERING I-BEAM REMARK 200 BENT SINGLE CRYSTAL; ASYMMETRIC REMARK 200 CUT 4.9650 DEG. REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25912 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 247.340 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.7 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.13100 REMARK 200 R SYM (I) : 0.13100 REMARK 200 FOR THE DATA SET : 4.7000 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) : 2.95 REMARK 200 COMPLETENESS FOR SHELL (%) : 3.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.60300 REMARK 200 R SYM FOR SHELL (I) : 0.60300 REMARK 200 FOR SHELL : 1.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: BALBES REMARK 200 STARTING MODEL: 3IBD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.13 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.57 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M SODIUM ACETATE TRIHYDRATE, 0.1M REMARK 280 TRIS HCL PH 8.5 AND 30% W/V PEG4000, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 29.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 123.67000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.15000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 123.67000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.15000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3280 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 38620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -55.0 KCAL/MOL 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 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 2 1.000000 0.000000 0.000000 29.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 39.15000 REMARK 350 BIOMT3 2 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 1 REMARK 465 ALA A 2 REMARK 465 LYS A 22 REMARK 465 LYS A 23 REMARK 465 THR A 24 REMARK 465 SER A 25 REMARK 465 SER A 26 REMARK 465 LYS A 27 REMARK 465 HIS A 493 REMARK 465 HIS A 494 REMARK 465 HIS A 495 REMARK 465 MET B 1 REMARK 465 ALA B 2 REMARK 465 LYS B 22 REMARK 465 LYS B 23 REMARK 465 THR B 24 REMARK 465 SER B 25 REMARK 465 SER B 26 REMARK 465 LYS B 27 REMARK 465 GLY B 28 REMARK 465 HIS B 280 REMARK 465 SER B 281 REMARK 465 HIS B 493 REMARK 465 HIS B 494 REMARK 465 HIS B 495 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 29 CE NZ REMARK 470 ARG A 35 CG CD NE CZ NH1 NH2 REMARK 470 LEU A 39 CD1 CD2 REMARK 470 ARG A 85 CZ NH1 NH2 REMARK 470 ARG A 109 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 122 CE NZ REMARK 470 ARG A 126 CZ NH1 NH2 REMARK 470 GLU A 155 OE1 OE2 REMARK 470 LYS A 159 CG CD CE NZ REMARK 470 LYS A 161 CG CD CE NZ REMARK 470 LYS A 197 CE NZ REMARK 470 PHE A 213 CG CD1 CD2 CE1 CE2 CZ REMARK 470 PHE A 223 CG CD1 CD2 CE1 CE2 CZ REMARK 470 PHE A 227 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU A 273 OE1 OE2 REMARK 470 LYS A 274 CG CD CE NZ REMARK 470 LYS A 345 CD CE NZ REMARK 470 LYS A 384 NZ REMARK 470 HIS A 492 CG ND1 CD2 CE1 NE2 REMARK 470 GLU B 60 CG CD OE1 OE2 REMARK 470 LYS B 61 CE NZ REMARK 470 LYS B 122 CD CE NZ REMARK 470 MET B 137 CG SD CE REMARK 470 LYS B 159 CG CD CE NZ REMARK 470 PHE B 169 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 186 CD CE NZ REMARK 470 GLU B 194 CD OE1 OE2 REMARK 470 LYS B 197 CD CE NZ REMARK 470 LYS B 225 CE NZ REMARK 470 LYS B 236 NZ REMARK 470 LYS B 251 NZ REMARK 470 LYS B 274 CG CD CE NZ REMARK 470 LYS B 276 CG CD CE NZ REMARK 470 GLU B 282 CD OE1 OE2 REMARK 470 HIS B 285 O CG ND1 CD2 CE1 NE2 REMARK 470 LYS B 345 CD CE NZ REMARK 470 HIS B 492 CG ND1 CD2 CE1 NE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O ALA A 116 NH2 ARG A 434 2.06 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 PRO A 38 CD PRO A 38 N -0.108 REMARK 500 REMARK 500 REMARK: NULL 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 PRO A 383 C - N - CD ANGL. DEV. = -16.9 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 LEU A 30 136.76 -33.20 REMARK 500 VAL A 89 -60.15 -95.30 REMARK 500 THR A 302 -91.92 -118.70 REMARK 500 ASP A 411 -19.82 -45.16 REMARK 500 SER A 430 -178.66 58.43 REMARK 500 ILE A 435 145.83 -39.77 REMARK 500 VAL B 89 -60.53 -90.77 REMARK 500 THR B 302 -73.70 -121.11 REMARK 500 SER B 430 -172.38 77.27 REMARK 500 ARG B 434 41.19 -75.29 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 48 0.10 SIDE CHAIN REMARK 500 ARG A 73 0.29 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 500 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 436 SG REMARK 620 2 HEM A 500 NA 90.8 REMARK 620 3 HEM A 500 NB 81.8 97.3 REMARK 620 4 HEM A 500 NC 85.9 176.5 83.3 REMARK 620 5 HEM A 500 ND 97.0 92.7 169.9 86.6 REMARK 620 6 06X A 501 NAD 174.7 89.7 92.9 93.6 88.2 REMARK 620 N 1 2 3 4 5 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 436 SG REMARK 620 2 HEM B 500 NA 105.4 REMARK 620 3 HEM B 500 NB 89.1 84.0 REMARK 620 4 HEM B 500 NC 80.4 173.7 93.7 REMARK 620 5 HEM B 500 ND 100.1 93.2 170.8 88.2 REMARK 620 6 06X B 501 NAD 168.9 82.2 83.5 91.8 87.4 REMARK 620 N 1 2 3 4 5 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 06X A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 06X A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 06X B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 06X B 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3IBD RELATED DB: PDB REMARK 900 HUMAN CYTOCHROME P450 2B6 (Y226H/K262R) IN COMPLEX WITH 4-(4- REMARK 900 CHLOROPHENYL)IMIDAZOLE REMARK 900 RELATED ID: 3QOA RELATED DB: PDB REMARK 900 HUMAN CYTOCHROME P450 2B6 (Y226H/K262R) IN COMPLEX WITH 4- REMARK 900 BENZYLPYRIDINE REMARK 900 RELATED ID: 3QU8 RELATED DB: PDB REMARK 900 HUMAN CYTOCHROME P450 2B6 (Y226H/K262R) IN COMPLEX WITH 4-(4- REMARK 900 NITROBENZYL)PYRIDINE REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE RESIDUES 3-21 (LSVLLFLALLTGLLLLLVQ) OF CORRESPONDING DATABASE REMARK 999 REFERENCE SEQUENCE (UNP P20813) IS DELETED IN THIS STRUCTURE. DBREF 3UA5 A 29 491 UNP P20813 CP2B6_HUMAN 29 491 DBREF 3UA5 B 29 491 UNP P20813 CP2B6_HUMAN 29 491 SEQADV 3UA5 ALA A 2 UNP P20813 GLU 2 ENGINEERED MUTATION SEQADV 3UA5 LYS A 22 UNP P20813 ARG 22 ENGINEERED MUTATION SEQADV 3UA5 LYS A 23 UNP P20813 HIS 23 ENGINEERED MUTATION SEQADV 3UA5 THR A 24 UNP P20813 PRO 24 ENGINEERED MUTATION SEQADV 3UA5 SER A 25 UNP P20813 ASN 25 ENGINEERED MUTATION SEQADV 3UA5 SER A 26 UNP P20813 THR 26 ENGINEERED MUTATION SEQADV 3UA5 LYS A 27 UNP P20813 HIS 27 ENGINEERED MUTATION SEQADV 3UA5 GLY A 28 UNP P20813 ASP 28 ENGINEERED MUTATION SEQADV 3UA5 LYS A 29 UNP P20813 ARG 29 ENGINEERED MUTATION SEQADV 3UA5 HIS A 226 UNP P20813 TYR 226 ENGINEERED MUTATION SEQADV 3UA5 ARG A 262 UNP P20813 LYS 262 ENGINEERED MUTATION SEQADV 3UA5 HIS A 492 UNP P20813 EXPRESSION TAG SEQADV 3UA5 HIS A 493 UNP P20813 EXPRESSION TAG SEQADV 3UA5 HIS A 494 UNP P20813 EXPRESSION TAG SEQADV 3UA5 HIS A 495 UNP P20813 EXPRESSION TAG SEQADV 3UA5 ALA B 2 UNP P20813 GLU 2 ENGINEERED MUTATION SEQADV 3UA5 LYS B 22 UNP P20813 ARG 22 ENGINEERED MUTATION SEQADV 3UA5 LYS B 23 UNP P20813 HIS 23 ENGINEERED MUTATION SEQADV 3UA5 THR B 24 UNP P20813 PRO 24 ENGINEERED MUTATION SEQADV 3UA5 SER B 25 UNP P20813 ASN 25 ENGINEERED MUTATION SEQADV 3UA5 SER B 26 UNP P20813 THR 26 ENGINEERED MUTATION SEQADV 3UA5 LYS B 27 UNP P20813 HIS 27 ENGINEERED MUTATION SEQADV 3UA5 GLY B 28 UNP P20813 ASP 28 ENGINEERED MUTATION SEQADV 3UA5 LYS B 29 UNP P20813 ARG 29 ENGINEERED MUTATION SEQADV 3UA5 HIS B 226 UNP P20813 TYR 226 ENGINEERED MUTATION SEQADV 3UA5 ARG B 262 UNP P20813 LYS 262 ENGINEERED MUTATION SEQADV 3UA5 HIS B 492 UNP P20813 EXPRESSION TAG SEQADV 3UA5 HIS B 493 UNP P20813 EXPRESSION TAG SEQADV 3UA5 HIS B 494 UNP P20813 EXPRESSION TAG SEQADV 3UA5 HIS B 495 UNP P20813 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 ARG PRO LEU PRO LEU LEU GLY ASN LEU LEU GLN SEQRES 3 A 476 MET ASP ARG ARG GLY LEU LEU LYS SER PHE LEU ARG PHE SEQRES 4 A 476 ARG GLU LYS TYR GLY ASP VAL PHE THR VAL HIS LEU GLY SEQRES 5 A 476 PRO ARG PRO VAL VAL MET LEU CYS GLY VAL GLU ALA ILE SEQRES 6 A 476 ARG GLU ALA LEU VAL ASP LYS ALA GLU ALA PHE SER GLY SEQRES 7 A 476 ARG GLY LYS ILE ALA MET VAL ASP PRO PHE PHE ARG GLY SEQRES 8 A 476 TYR GLY VAL ILE PHE ALA ASN GLY ASN ARG TRP LYS VAL SEQRES 9 A 476 LEU ARG ARG PHE SER VAL THR THR MET ARG ASP PHE GLY SEQRES 10 A 476 MET GLY LYS ARG SER VAL GLU GLU ARG ILE GLN GLU GLU SEQRES 11 A 476 ALA GLN CYS LEU ILE GLU GLU LEU ARG LYS SER LYS GLY SEQRES 12 A 476 ALA LEU MET ASP PRO THR PHE LEU PHE GLN SER ILE THR SEQRES 13 A 476 ALA ASN ILE ILE CYS SER ILE VAL PHE GLY LYS ARG PHE SEQRES 14 A 476 HIS TYR GLN ASP GLN GLU PHE LEU LYS MET LEU ASN LEU SEQRES 15 A 476 PHE TYR GLN THR PHE SER LEU ILE SER SER VAL PHE GLY SEQRES 16 A 476 GLN LEU PHE GLU LEU PHE SER GLY PHE LEU LYS HIS PHE SEQRES 17 A 476 PRO GLY ALA HIS ARG GLN VAL TYR LYS ASN LEU GLN GLU SEQRES 18 A 476 ILE ASN ALA TYR ILE GLY HIS SER VAL GLU LYS HIS ARG SEQRES 19 A 476 GLU THR LEU ASP PRO SER ALA PRO ARG ASP LEU ILE ASP SEQRES 20 A 476 THR TYR LEU LEU HIS MET GLU LYS GLU LYS SER ASN ALA SEQRES 21 A 476 HIS SER GLU PHE SER HIS GLN ASN LEU ASN LEU ASN THR SEQRES 22 A 476 LEU SER LEU PHE PHE ALA GLY THR GLU THR THR SER THR SEQRES 23 A 476 THR LEU ARG TYR GLY PHE LEU LEU MET LEU LYS TYR PRO SEQRES 24 A 476 HIS VAL ALA GLU ARG VAL TYR ARG GLU ILE GLU GLN VAL SEQRES 25 A 476 ILE GLY PRO HIS ARG PRO PRO GLU LEU HIS ASP ARG ALA SEQRES 26 A 476 LYS MET PRO TYR THR GLU ALA VAL ILE TYR GLU ILE GLN SEQRES 27 A 476 ARG PHE SER ASP LEU LEU PRO MET GLY VAL PRO HIS ILE SEQRES 28 A 476 VAL THR GLN HIS THR SER PHE ARG GLY TYR ILE ILE PRO SEQRES 29 A 476 LYS ASP THR GLU VAL PHE LEU ILE LEU SER THR ALA LEU SEQRES 30 A 476 HIS ASP PRO HIS TYR PHE GLU LYS PRO ASP ALA PHE ASN SEQRES 31 A 476 PRO ASP HIS PHE LEU ASP ALA ASN GLY ALA LEU LYS LYS SEQRES 32 A 476 THR GLU ALA PHE ILE PRO PHE SER LEU GLY LYS ARG ILE SEQRES 33 A 476 CYS LEU GLY GLU GLY ILE ALA ARG ALA GLU LEU PHE LEU SEQRES 34 A 476 PHE PHE THR THR ILE LEU GLN ASN PHE SER MET ALA SER SEQRES 35 A 476 PRO VAL ALA PRO GLU ASP ILE ASP LEU THR PRO GLN GLU SEQRES 36 A 476 CYS GLY VAL GLY LYS ILE PRO PRO THR TYR GLN ILE ARG 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 ARG PRO LEU PRO LEU LEU GLY ASN LEU LEU GLN SEQRES 3 B 476 MET ASP ARG ARG GLY LEU LEU LYS SER PHE LEU ARG PHE SEQRES 4 B 476 ARG GLU LYS TYR GLY ASP VAL PHE THR VAL HIS LEU GLY SEQRES 5 B 476 PRO ARG PRO VAL VAL MET LEU CYS GLY VAL GLU ALA ILE SEQRES 6 B 476 ARG GLU ALA LEU VAL ASP LYS ALA GLU ALA PHE SER GLY SEQRES 7 B 476 ARG GLY LYS ILE ALA MET VAL ASP PRO PHE PHE ARG GLY SEQRES 8 B 476 TYR GLY VAL ILE PHE ALA ASN GLY ASN ARG TRP LYS VAL SEQRES 9 B 476 LEU ARG ARG PHE SER VAL THR THR MET ARG ASP PHE GLY SEQRES 10 B 476 MET GLY LYS ARG SER VAL GLU GLU ARG ILE GLN GLU GLU SEQRES 11 B 476 ALA GLN CYS LEU ILE GLU GLU LEU ARG LYS SER LYS GLY SEQRES 12 B 476 ALA LEU MET ASP PRO THR PHE LEU PHE GLN SER ILE THR SEQRES 13 B 476 ALA ASN ILE ILE CYS SER ILE VAL PHE GLY LYS ARG PHE SEQRES 14 B 476 HIS TYR GLN ASP GLN GLU PHE LEU LYS MET LEU ASN LEU SEQRES 15 B 476 PHE TYR GLN THR PHE SER LEU ILE SER SER VAL PHE GLY SEQRES 16 B 476 GLN LEU PHE GLU LEU PHE SER GLY PHE LEU LYS HIS PHE SEQRES 17 B 476 PRO GLY ALA HIS ARG GLN VAL TYR LYS ASN LEU GLN GLU SEQRES 18 B 476 ILE ASN ALA TYR ILE GLY HIS SER VAL GLU LYS HIS ARG SEQRES 19 B 476 GLU THR LEU ASP PRO SER ALA PRO ARG ASP LEU ILE ASP SEQRES 20 B 476 THR TYR LEU LEU HIS MET GLU LYS GLU LYS SER ASN ALA SEQRES 21 B 476 HIS SER GLU PHE SER HIS GLN ASN LEU ASN LEU ASN THR SEQRES 22 B 476 LEU SER LEU PHE PHE ALA GLY THR GLU THR THR SER THR SEQRES 23 B 476 THR LEU ARG TYR GLY PHE LEU LEU MET LEU LYS TYR PRO SEQRES 24 B 476 HIS VAL ALA GLU ARG VAL TYR ARG GLU ILE GLU GLN VAL SEQRES 25 B 476 ILE GLY PRO HIS ARG PRO PRO GLU LEU HIS ASP ARG ALA SEQRES 26 B 476 LYS MET PRO TYR THR GLU ALA VAL ILE TYR GLU ILE GLN SEQRES 27 B 476 ARG PHE SER ASP LEU LEU PRO MET GLY VAL PRO HIS ILE SEQRES 28 B 476 VAL THR GLN HIS THR SER PHE ARG GLY TYR ILE ILE PRO SEQRES 29 B 476 LYS ASP THR GLU VAL PHE LEU ILE LEU SER THR ALA LEU SEQRES 30 B 476 HIS ASP PRO HIS TYR PHE GLU LYS PRO ASP ALA PHE ASN SEQRES 31 B 476 PRO ASP HIS PHE LEU ASP ALA ASN GLY ALA LEU LYS LYS SEQRES 32 B 476 THR GLU ALA PHE ILE PRO PHE SER LEU GLY LYS ARG ILE SEQRES 33 B 476 CYS LEU GLY GLU GLY ILE ALA ARG ALA GLU LEU PHE LEU SEQRES 34 B 476 PHE PHE THR THR ILE LEU GLN ASN PHE SER MET ALA SER SEQRES 35 B 476 PRO VAL ALA PRO GLU ASP ILE ASP LEU THR PRO GLN GLU SEQRES 36 B 476 CYS GLY VAL GLY LYS ILE PRO PRO THR TYR GLN ILE ARG SEQRES 37 B 476 PHE LEU PRO ARG HIS HIS HIS HIS HET HEM A 500 43 HET 06X A 501 28 HET 06X A 502 28 HET HEM B 500 43 HET 06X B 501 28 HET 06X B 502 28 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM 06X AMLODIPINE HETSYN HEM HEME HETSYN 06X O3-ETHYL O5-METHYL 2-(2-AZANYLETHOXYMETHYL)-4-(2- HETSYN 2 06X CHLOROPHENYL)-6-METHYL-1,4-DIHYDROPYRIDINE-3,5- HETSYN 3 06X DICARBOXYLATE FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 06X 4(C20 H25 CL N2 O5) FORMUL 9 HOH *78(H2 O) HELIX 1 1 GLY A 50 GLY A 63 1 14 HELIX 2 2 CYS A 79 VAL A 89 1 11 HELIX 3 3 LYS A 91 SER A 96 1 6 HELIX 4 4 VAL A 104 ARG A 109 1 6 HELIX 5 5 ASN A 117 PHE A 135 1 19 HELIX 6 6 SER A 141 SER A 160 1 20 HELIX 7 7 PRO A 167 GLY A 185 1 19 HELIX 8 8 ASP A 192 SER A 210 1 19 HELIX 9 9 SER A 211 LYS A 225 1 15 HELIX 10 10 GLY A 229 GLU A 254 1 26 HELIX 11 11 ASP A 263 SER A 277 1 15 HELIX 12 12 ASN A 287 THR A 300 1 14 HELIX 13 13 THR A 302 TYR A 317 1 16 HELIX 14 14 TYR A 317 ILE A 332 1 16 HELIX 15 15 GLU A 339 LYS A 345 5 7 HELIX 16 16 MET A 346 ASP A 361 1 16 HELIX 17 17 ILE A 391 HIS A 397 1 7 HELIX 18 18 ASN A 409 LEU A 414 5 6 HELIX 19 19 GLY A 438 PHE A 457 1 20 HELIX 20 20 ALA A 464 ILE A 468 5 5 HELIX 21 21 ASN B 42 MET B 46 5 5 HELIX 22 22 GLY B 50 GLY B 63 1 14 HELIX 23 23 CYS B 79 VAL B 89 1 11 HELIX 24 24 LYS B 91 SER B 96 1 6 HELIX 25 25 VAL B 104 ARG B 109 1 6 HELIX 26 26 ASN B 117 PHE B 135 1 19 HELIX 27 27 SER B 141 SER B 160 1 20 HELIX 28 28 PRO B 167 GLY B 185 1 19 HELIX 29 29 ASP B 192 SER B 210 1 19 HELIX 30 30 SER B 211 PHE B 220 1 10 HELIX 31 31 PHE B 220 LYS B 225 1 6 HELIX 32 32 GLY B 229 THR B 255 1 27 HELIX 33 33 ASP B 263 SER B 277 1 15 HELIX 34 34 ASN B 287 THR B 300 1 14 HELIX 35 35 THR B 302 TYR B 317 1 16 HELIX 36 36 TYR B 317 ILE B 332 1 16 HELIX 37 37 GLU B 339 LYS B 345 5 7 HELIX 38 38 MET B 346 ASP B 361 1 16 HELIX 39 39 LEU B 392 HIS B 397 1 6 HELIX 40 40 ASN B 409 LEU B 414 5 6 HELIX 41 41 GLY B 438 PHE B 457 1 20 HELIX 42 42 ALA B 464 ILE B 468 5 5 SHEET 1 A 4 VAL A 65 LEU A 70 0 SHEET 2 A 4 ARG A 73 LEU A 78 -1 O MET A 77 N PHE A 66 SHEET 3 A 4 GLU A 387 LEU A 390 1 O PHE A 389 N VAL A 76 SHEET 4 A 4 HIS A 369 ILE A 370 -1 N HIS A 369 O VAL A 388 SHEET 1 B 2 THR A 375 SER A 376 0 SHEET 2 B 2 ILE A 381 ILE A 382 -1 O ILE A 382 N THR A 375 SHEET 1 C 2 SER A 458 ALA A 460 0 SHEET 2 C 2 ARG A 487 LEU A 489 -1 O LEU A 489 N SER A 458 SHEET 1 D 4 VAL B 65 LEU B 70 0 SHEET 2 D 4 ARG B 73 LEU B 78 -1 O VAL B 75 N VAL B 68 SHEET 3 D 4 GLU B 387 LEU B 390 1 O GLU B 387 N VAL B 76 SHEET 4 D 4 HIS B 369 ILE B 370 -1 N HIS B 369 O VAL B 388 SHEET 1 E 2 THR B 375 SER B 376 0 SHEET 2 E 2 ILE B 381 ILE B 382 -1 O ILE B 382 N THR B 375 SHEET 1 F 2 SER B 458 ALA B 460 0 SHEET 2 F 2 ARG B 487 LEU B 489 -1 O LEU B 489 N SER B 458 LINK SG CYS A 436 FE HEM A 500 1555 1555 2.60 LINK FE HEM A 500 NAD 06X A 501 1555 1555 2.21 LINK SG CYS B 436 FE HEM B 500 1555 1555 2.39 LINK FE HEM B 500 NAD 06X B 501 1555 1555 2.21 CISPEP 1 ARG A 48 ARG A 49 0 -6.25 CISPEP 2 ARG B 48 ARG B 49 0 5.97 SITE 1 AC1 16 ARG A 98 VAL A 113 TRP A 121 ARG A 125 SITE 2 AC1 16 ALA A 298 GLY A 299 THR A 302 HIS A 369 SITE 3 AC1 16 PRO A 428 PHE A 429 SER A 430 ARG A 434 SITE 4 AC1 16 CYS A 436 LEU A 437 GLY A 438 06X A 501 SITE 1 AC2 7 ILE A 101 PHE A 115 ALA A 298 THR A 300 SITE 2 AC2 7 THR A 302 VAL A 477 HEM A 500 SITE 1 AC3 10 ARG A 49 LEU A 51 ARG A 73 GLN A 215 SITE 2 AC3 10 GLU A 218 LEU A 219 MET A 365 PHE A 389 SITE 3 AC3 10 GLY A 476 VAL A 477 SITE 1 AC4 16 ARG B 98 VAL B 113 TRP B 121 ARG B 125 SITE 2 AC4 16 THR B 302 THR B 306 LEU B 362 HIS B 369 SITE 3 AC4 16 PRO B 428 PHE B 429 SER B 430 ARG B 434 SITE 4 AC4 16 CYS B 436 LEU B 437 GLY B 438 06X B 501 SITE 1 AC5 11 ILE B 101 PHE B 115 PHE B 206 SER B 210 SITE 2 AC5 11 PHE B 297 ALA B 298 THR B 300 GLU B 301 SITE 3 AC5 11 THR B 302 VAL B 477 HEM B 500 SITE 1 AC6 9 LEU B 51 ARG B 73 GLN B 215 GLU B 218 SITE 2 AC6 9 LEU B 219 PRO B 368 PHE B 389 GLY B 476 SITE 3 AC6 9 VAL B 477 CRYST1 58.000 78.300 247.340 90.00 90.00 90.00 P 21 21 21 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 0.017241 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012771 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004043 0.00000