PDB Short entry for 2Q9G HEADER OXIDOREDUCTASE 12-JUN-07 2Q9G TITLE CRYSTAL STRUCTURE OF HUMAN CYTOCHROME P450 46A1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 46A1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 51-500; COMPND 5 SYNONYM: CHOLESTEROL 24-HYDROXYLASE, CH24H; COMPND 6 EC: 1.14.13.98; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 GENE: CYP46A1, CYP46; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: DH5ALPHA; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PUC18 KEYWDS CYP46A1, P450 46A1, P450, MONOOXYGENASE, CHOLESTEROL METABOLIC KEYWDS 2 ENZYME, OXIDOREDUCTASE, HEME EXPDTA X-RAY DIFFRACTION AUTHOR M.A.WHITE,N.V.MAST,E.F.JOHNSON,C.D.STOUT,I.A.PIKULEVA REVDAT 5 30-AUG-23 2Q9G 1 REMARK SEQADV REVDAT 4 13-JUL-11 2Q9G 1 VERSN REVDAT 3 24-FEB-09 2Q9G 1 VERSN REVDAT 2 05-AUG-08 2Q9G 1 JRNL REVDAT 1 17-JUN-08 2Q9G 0 JRNL AUTH N.MAST,M.A.WHITE,I.BJORKHEM,E.F.JOHNSON,C.D.STOUT, JRNL AUTH 2 I.A.PIKULEVA JRNL TITL CRYSTAL STRUCTURES OF SUBSTRATE-BOUND AND SUBSTRATE-FREE JRNL TITL 2 CYTOCHROME P450 46A1, THE PRINCIPAL CHOLESTEROL HYDROXYLASE JRNL TITL 3 IN THE BRAIN. JRNL REF PROC.NATL.ACAD.SCI.USA V. 105 9546 2008 JRNL REFN ISSN 0027-8424 JRNL PMID 18621681 JRNL DOI 10.1073/PNAS.0803717105 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.A.WHITE,N.MAST,I.BJORKHEM,E.F.JOHNSON,C.D.STOUT, REMARK 1 AUTH 2 I.A.PIKULEVA REMARK 1 TITL USE OF COMPLEMENTARY CATION AND ANION HEAVY-ATOM SALT REMARK 1 TITL 2 DERIVATIVES TO SOLVE THE STRUCTURE OF CYTOCHROME P450 46A1. REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 64 487 2008 REMARK 1 REFN ISSN 0907-4449 REMARK 1 PMID 18453684 REMARK 1 DOI 10.1107/S0907444908004046 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.21 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 4160886.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.3 REMARK 3 NUMBER OF REFLECTIONS : 20181 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : THICK SHELLS REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1018 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 84.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 822 REMARK 3 BIN R VALUE (WORKING SET) : 0.3260 REMARK 3 BIN FREE R VALUE : 0.3670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 58 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.048 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3392 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 25 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 48.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 73.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.56000 REMARK 3 B22 (A**2) : -0.56000 REMARK 3 B33 (A**2) : 1.12000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.38 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.38 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.48 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 16.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.200 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : VARIABLE REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 59.97 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP_PMB.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : LIGAND.PARAM REMARK 3 PARAMETER FILE 5 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN_PMB.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : LIGAND.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFMAC5 AND TLS USED IN INTERMEDIATE REMARK 3 REFINEMENT STEPS. TLS NOT USED IN CNS REFINEMENT. TLS GROUPS REMARK 3 DETERMINED USING THE TLSMD SERVER. TLSMD REF: J PAINTER & E A REMARK 3 MERRITT (2006) J. APPL. CRYST. 39, 109-111. PMB USED IN ALL CNS REMARK 3 REFINEMENTS. PMB BOND TARGET SET TO 0.011. PMB VARIABLE SIGMA-B REMARK 3 USED DEFAULT PARAMETERS. PMB HYDROGEN BOND NOE RESTRAINTS USED: REMARK 3 D=2.90, 0.4, 0.7, K=75, PMB HYDROGEN BOND NOE RESTRAINTS USED: REMARK 3 NUMBER OF NOES=272. PMB LOCAL SCALE REJECT SET TO 35 SIGMA, PMB REMARK 3 LOCAL SCALE REJECTED 103 REFLECTIONS OF 21096. PMB LOCAL SCALE REMARK 3 (H,K,L) BOX SIZES = +/- 4 3 5, PMB LOCAL SCALE MAXIMUM SCALE REMARK 3 USED (LOCALSCALE METHOD): 32.710, PMB LOCAL SCALE MINIMUM SCALE REMARK 3 USED (LOCALSCALE METHOD): 1.053. NOTE: WEAK DENSITY OVER HEME REMARK 3 WAS NOT MODELLED. IT COULD BE A HISTIDINE FROM THE BUFFER OR IT REMARK 3 COULD BE DUE TO ANOTHER UNKNOWN MOLECULE FROM EXPRESSION. NOTE: REMARK 3 THE F'-G' LOOP, RESIDUES 229-239, WAS NOT BUILT DUE TO WEAK AND REMARK 3 AMBIGUOUS ELECTRON DENSITY REMARK 4 REMARK 4 2Q9G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000043316. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-JAN-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL11-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97945 REMARK 200 MONOCHROMATOR : SIDE SCATTERING BENT CUBE- ROOT REMARK 200 I-BEAM SINGLE CRYSTAL, REMARK 200 ASYMMETRIC CUT 4.965 DEGS REMARK 200 OPTICS : FLAT MIRROR (VERTICAL FOCUSING), REMARK 200 SINGLE CRYSTAL SI(111) BENT REMARK 200 MONOCHROMATOR (HO RIZONTAL REMARK 200 FOCUSING) 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 : 21106 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 92.450 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.09800 REMARK 200 R SYM (I) : 0.09800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 34.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.46 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.20 REMARK 200 R MERGE FOR SHELL (I) : 0.90000 REMARK 200 R SYM FOR SHELL (I) : 0.90000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.800 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: CYP46A1-C3S, PDB ENTRY 2Q9F REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.54 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG8000, POTASSIUM PHOSPHATE, REMARK 280 GLYCEROL, NACL, PH 4.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291K, VAPOR DIFFUSION, SITTING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 -X+1/2,Y,-Z+3/4 REMARK 290 6555 X,-Y+1/2,-Z+1/4 REMARK 290 7555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X,-Y,Z REMARK 290 11555 -Y+1/2,X,Z+3/4 REMARK 290 12555 Y,-X+1/2,Z+1/4 REMARK 290 13555 -X,Y+1/2,-Z+1/4 REMARK 290 14555 X+1/2,-Y,-Z+3/4 REMARK 290 15555 Y,X,-Z REMARK 290 16555 -Y+1/2,-X+1/2,-Z+1/2 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 60.67500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 60.67500 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 71.28500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 35.64250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 60.67500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 106.92750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 106.92750 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 60.67500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 35.64250 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 60.67500 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 71.28500 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 60.67500 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 71.28500 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 60.67500 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 106.92750 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 35.64250 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 60.67500 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 35.64250 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 106.92750 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 60.67500 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 60.67500 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 71.28500 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 49 REMARK 465 ALA A 50 REMARK 465 LYS A 51 REMARK 465 LYS A 52 REMARK 465 ASP A 53 REMARK 465 GLU A 54 REMARK 465 VAL A 55 REMARK 465 GLY A 56 REMARK 465 GLY A 57 REMARK 465 ARG A 58 REMARK 465 ALA A 230 REMARK 465 LYS A 231 REMARK 465 PHE A 232 REMARK 465 LEU A 233 REMARK 465 PRO A 234 REMARK 465 GLY A 235 REMARK 465 LYS A 236 REMARK 465 ARG A 237 REMARK 465 LYS A 238 REMARK 465 GLN A 239 REMARK 465 TRP A 491 REMARK 465 GLN A 492 REMARK 465 PRO A 493 REMARK 465 ALA A 494 REMARK 465 PRO A 495 REMARK 465 PRO A 496 REMARK 465 PRO A 497 REMARK 465 PRO A 498 REMARK 465 PRO A 499 REMARK 465 CYS A 500 REMARK 465 HIS A 501 REMARK 465 HIS A 502 REMARK 465 HIS A 503 REMARK 465 HIS A 504 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 112 -30.09 -132.59 REMARK 500 LEU A 120 -78.51 -116.94 REMARK 500 GLN A 175 -39.29 -136.87 REMARK 500 SER A 225 -20.18 -33.75 REMARK 500 ARG A 226 23.57 -140.94 REMARK 500 ASN A 227 -27.89 -146.84 REMARK 500 THR A 228 100.15 -42.95 REMARK 500 ARG A 241 36.70 -80.41 REMARK 500 HIS A 304 -39.37 -131.38 REMARK 500 GLU A 377 118.02 -38.71 REMARK 500 ASP A 381 57.25 39.34 REMARK 500 PHE A 428 65.90 -152.01 REMARK 500 SER A 431 -171.01 59.09 REMARK 500 GLN A 473 -135.01 -95.14 REMARK 500 VAL A 482 74.75 -102.01 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 505 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 437 SG REMARK 620 2 HEM A 505 NA 86.7 REMARK 620 3 HEM A 505 NB 86.6 90.3 REMARK 620 4 HEM A 505 NC 89.1 175.6 91.0 REMARK 620 5 HEM A 505 ND 95.6 89.6 177.8 89.3 REMARK 620 6 HOH A 718 O 174.3 96.1 88.5 88.1 89.3 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 505 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 602 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2Q9F RELATED DB: PDB DBREF 2Q9G A 51 500 UNP Q9Y6A2 CP46A_HUMAN 51 500 SEQADV 2Q9G MET A 49 UNP Q9Y6A2 EXPRESSION TAG SEQADV 2Q9G ALA A 50 UNP Q9Y6A2 EXPRESSION TAG SEQADV 2Q9G HIS A 501 UNP Q9Y6A2 EXPRESSION TAG SEQADV 2Q9G HIS A 502 UNP Q9Y6A2 EXPRESSION TAG SEQADV 2Q9G HIS A 503 UNP Q9Y6A2 EXPRESSION TAG SEQADV 2Q9G HIS A 504 UNP Q9Y6A2 EXPRESSION TAG SEQRES 1 A 456 MET ALA LYS LYS ASP GLU VAL GLY GLY ARG VAL LEU GLN SEQRES 2 A 456 ASP VAL PHE LEU ASP TRP ALA LYS LYS TYR GLY PRO VAL SEQRES 3 A 456 VAL ARG VAL ASN VAL PHE HIS LYS THR SER VAL ILE VAL SEQRES 4 A 456 THR SER PRO GLU SER VAL LYS LYS PHE LEU MET SER THR SEQRES 5 A 456 LYS TYR ASN LYS ASP SER LYS MET TYR ARG ALA LEU GLN SEQRES 6 A 456 THR VAL PHE GLY GLU ARG LEU PHE GLY GLN GLY LEU VAL SEQRES 7 A 456 SER GLU CYS ASN TYR GLU ARG TRP HIS LYS GLN ARG ARG SEQRES 8 A 456 VAL ILE ASP LEU ALA PHE SER ARG SER SER LEU VAL SER SEQRES 9 A 456 LEU MET GLU THR PHE ASN GLU LYS ALA GLU GLN LEU VAL SEQRES 10 A 456 GLU ILE LEU GLU ALA LYS ALA ASP GLY GLN THR PRO VAL SEQRES 11 A 456 SER MET GLN ASP MET LEU THR TYR THR ALA MET ASP ILE SEQRES 12 A 456 LEU ALA LYS ALA ALA PHE GLY MET GLU THR SER MET LEU SEQRES 13 A 456 LEU GLY ALA GLN LYS PRO LEU SER GLN ALA VAL LYS LEU SEQRES 14 A 456 MET LEU GLU GLY ILE THR ALA SER ARG ASN THR LEU ALA SEQRES 15 A 456 LYS PHE LEU PRO GLY LYS ARG LYS GLN LEU ARG GLU VAL SEQRES 16 A 456 ARG GLU SER ILE ARG PHE LEU ARG GLN VAL GLY ARG ASP SEQRES 17 A 456 TRP VAL GLN ARG ARG ARG GLU ALA LEU LYS ARG GLY GLU SEQRES 18 A 456 GLU VAL PRO ALA ASP ILE LEU THR GLN ILE LEU LYS ALA SEQRES 19 A 456 GLU GLU GLY ALA GLN ASP ASP GLU GLY LEU LEU ASP ASN SEQRES 20 A 456 PHE VAL THR PHE PHE ILE ALA GLY HIS GLU THR SER ALA SEQRES 21 A 456 ASN HIS LEU ALA PHE THR VAL MET GLU LEU SER ARG GLN SEQRES 22 A 456 PRO GLU ILE VAL ALA ARG LEU GLN ALA GLU VAL ASP GLU SEQRES 23 A 456 VAL ILE GLY SER LYS ARG TYR LEU ASP PHE GLU ASP LEU SEQRES 24 A 456 GLY ARG LEU GLN TYR LEU SER GLN VAL LEU LYS GLU SER SEQRES 25 A 456 LEU ARG LEU TYR PRO PRO ALA TRP GLY THR PHE ARG LEU SEQRES 26 A 456 LEU GLU GLU GLU THR LEU ILE ASP GLY VAL ARG VAL PRO SEQRES 27 A 456 GLY ASN THR PRO LEU LEU PHE SER THR TYR VAL MET GLY SEQRES 28 A 456 ARG MET ASP THR TYR PHE GLU ASP PRO LEU THR PHE ASN SEQRES 29 A 456 PRO ASP ARG PHE GLY PRO GLY ALA PRO LYS PRO ARG PHE SEQRES 30 A 456 THR TYR PHE PRO PHE SER LEU GLY HIS ARG SER CYS ILE SEQRES 31 A 456 GLY GLN GLN PHE ALA GLN MET GLU VAL LYS VAL VAL MET SEQRES 32 A 456 ALA LYS LEU LEU GLN ARG LEU GLU PHE ARG LEU VAL PRO SEQRES 33 A 456 GLY GLN ARG PHE GLY LEU GLN GLU GLN ALA THR LEU LYS SEQRES 34 A 456 PRO LEU ASP PRO VAL LEU CYS THR LEU ARG PRO ARG GLY SEQRES 35 A 456 TRP GLN PRO ALA PRO PRO PRO PRO PRO CYS HIS HIS HIS SEQRES 36 A 456 HIS HET HEM A 505 43 HET GOL A 601 6 HET GOL A 602 6 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM GOL GLYCEROL HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 GOL 2(C3 H8 O3) FORMUL 5 HOH *25(H2 O) HELIX 1 1 VAL A 59 GLY A 72 1 14 HELIX 2 2 SER A 89 MET A 98 1 10 HELIX 3 3 ASP A 105 GLN A 113 1 9 HELIX 4 4 ASN A 130 ASP A 142 1 13 HELIX 5 5 LEU A 143 PHE A 145 5 3 HELIX 6 6 SER A 146 SER A 152 1 7 HELIX 7 7 LEU A 153 LYS A 171 1 19 HELIX 8 8 MET A 180 GLY A 198 1 19 HELIX 9 9 SER A 202 GLY A 206 5 5 HELIX 10 10 GLN A 208 ARG A 226 1 19 HELIX 11 11 ARG A 241 LYS A 266 1 26 HELIX 12 12 ASP A 274 GLU A 283 1 10 HELIX 13 13 ASP A 289 GLY A 303 1 15 HELIX 14 14 HIS A 304 SER A 319 1 16 HELIX 15 15 GLN A 321 GLY A 337 1 17 HELIX 16 16 ASP A 343 LEU A 350 1 8 HELIX 17 17 LEU A 350 TYR A 364 1 15 HELIX 18 18 THR A 395 ARG A 400 1 6 HELIX 19 19 ASN A 412 GLY A 417 5 6 HELIX 20 20 LEU A 432 SER A 436 5 5 HELIX 21 21 GLY A 439 ARG A 457 1 19 SHEET 1 A 4 VAL A 74 VAL A 79 0 SHEET 2 A 4 LYS A 82 VAL A 87 -1 O ILE A 86 N VAL A 75 SHEET 3 A 4 THR A 389 SER A 394 1 O LEU A 392 N VAL A 85 SHEET 4 A 4 GLY A 369 LEU A 374 -1 N ARG A 372 O LEU A 391 SHEET 1 B 2 THR A 114 VAL A 115 0 SHEET 2 B 2 GLU A 118 ARG A 119 -1 O GLU A 118 N VAL A 115 SHEET 1 C 3 VAL A 178 SER A 179 0 SHEET 2 C 3 LEU A 483 PRO A 488 -1 O CYS A 484 N VAL A 178 SHEET 3 C 3 LEU A 458 LEU A 462 -1 N ARG A 461 O THR A 485 SHEET 1 D 2 THR A 378 LEU A 379 0 SHEET 2 D 2 ARG A 384 VAL A 385 -1 O VAL A 385 N THR A 378 SHEET 1 E 2 LEU A 470 GLU A 472 0 SHEET 2 E 2 LEU A 476 PRO A 478 -1 O LYS A 477 N GLN A 471 LINK SG CYS A 437 FE HEM A 505 1555 1555 2.30 LINK FE HEM A 505 O HOH A 718 1555 1555 2.36 SITE 1 AC1 18 LYS A 104 TYR A 109 LEU A 125 TRP A 134 SITE 2 AC1 18 ARG A 138 PHE A 299 ALA A 302 GLY A 303 SITE 3 AC1 18 THR A 306 ALA A 367 THR A 370 PRO A 429 SITE 4 AC1 18 PHE A 430 ARG A 435 CYS A 437 HOH A 703 SITE 5 AC1 18 HOH A 708 HOH A 718 SITE 1 AC2 6 ILE A 167 LYS A 171 MET A 183 MET A 203 SITE 2 AC2 6 LEU A 204 GLY A 206 SITE 1 AC3 2 PRO A 423 PHE A 425 CRYST1 121.350 121.350 142.570 90.00 90.00 90.00 I 41 2 2 16 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 0.008241 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008241 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007014 0.00000