HEADER OXIDOREDUCTASE 14-MAY-13 4KQ8 TITLE STRUCTURE OF RECOMBINANT HUMAN CYTOCHROME P450 AROMATASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 19A1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AROMATASE, CYPXIX, CYTOCHROME P-450AROM, ESTROGEN SYNTHASE; COMPND 5 EC: 1.14.14.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CYP19A1, ARO1, CYAR, CYP19; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS AROMATASE, ANDROGEN, ESTROGEN, CYTOCHROME P450, OXIDOREDUCTASE, KEYWDS 2 ESTROGEN SYNTHETASE, CYTOCHROME P450 REDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR D.GHOSH,G.DI NARDO,J.GRISWOLD REVDAT 4 28-FEB-24 4KQ8 1 REMARK SEQADV REVDAT 3 15-NOV-17 4KQ8 1 REMARK REVDAT 2 11-SEP-13 4KQ8 1 JRNL REVDAT 1 21-AUG-13 4KQ8 0 JRNL AUTH J.LO,G.DI NARDO,J.GRISWOLD,C.EGBUTA,W.JIANG,G.GILARDI, JRNL AUTH 2 D.GHOSH JRNL TITL STRUCTURAL BASIS FOR THE FUNCTIONAL ROLES OF CRITICAL JRNL TITL 2 RESIDUES IN HUMAN CYTOCHROME P450 AROMATASE. JRNL REF BIOCHEMISTRY V. 52 5821 2013 JRNL REFN ISSN 0006-2960 JRNL PMID 23899247 JRNL DOI 10.1021/BI400669H REMARK 2 REMARK 2 RESOLUTION. 3.29 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0088 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) : 3.29 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 19096 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) : 0.217 REMARK 3 R VALUE (WORKING SET) : 0.216 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1036 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) : 3.29 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.38 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1447 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.60 REMARK 3 BIN R VALUE (WORKING SET) : 0.2970 REMARK 3 BIN FREE R VALUE SET COUNT : 64 REMARK 3 BIN FREE R VALUE : 0.3990 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3658 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 69 REMARK 3 SOLVENT ATOMS : 2 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 98.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 90.47 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.13000 REMARK 3 B22 (A**2) : 2.13000 REMARK 3 B33 (A**2) : -3.19000 REMARK 3 B12 (A**2) : 1.06000 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): 0.688 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.370 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.268 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 16.300 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.923 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.900 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3815 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 5162 ; 1.273 ; 2.015 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 451 ; 5.944 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 165 ;36.651 ;23.576 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 711 ;20.759 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 25 ;15.496 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 564 ; 0.090 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2808 ; 0.004 ; 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): 2251 ; 0.484 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3659 ; 0.916 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1564 ; 0.891 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1503 ; 1.623 ; 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 : 1.40 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 4KQ8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-MAY-13. REMARK 100 THE DEPOSITION ID IS D_1000079657. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-DEC-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : SI REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19096 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.290 REMARK 200 RESOLUTION RANGE LOW (A) : 121.950 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.09300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 16.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: FOURIER SYNTHESIS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 79.82 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 6.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZED FROM 24%-30% PEG4000, 0.5 REMARK 280 M NACL, 0.05M TRIS-HCL AND VAPOR DIFFUSED IN SEALED 24-WELL REMARK 280 SITTING DROP PLATES. CRYSTALS APPEARED AFTER 1-6 WEEK OF INITIAL REMARK 280 SET-UP AND CONTINUED TO GROW FOR AN ADDITIONAL 2 TO 6 WEEKS REMARK 280 AFTER FIRST APPEARANCE, PH 7.4, VAPOR DIFFUSION, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 77.65133 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 38.82567 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 38.82567 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 77.65133 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 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 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 35 REMARK 465 ALA A 36 REMARK 465 LYS A 37 REMARK 465 LYS A 38 REMARK 465 THR A 39 REMARK 465 SER A 40 REMARK 465 SER A 41 REMARK 465 LYS A 42 REMARK 465 GLY A 43 REMARK 465 ARG A 44 REMARK 465 SER A 497 REMARK 465 ASP A 498 REMARK 465 ARG A 499 REMARK 465 CYS A 500 REMARK 465 LEU A 501 REMARK 465 GLU A 502 REMARK 465 HIS A 503 REMARK 465 HIS A 504 REMARK 465 HIS A 505 REMARK 465 HIS A 506 REMARK 465 HIS A 507 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 SER A 46 152.83 72.28 REMARK 500 MET A 54 92.78 51.27 REMARK 500 TYR A 81 -154.35 -86.42 REMARK 500 SER A 90 -145.92 45.92 REMARK 500 SER A 113 47.47 -76.89 REMARK 500 ARG A 115 -166.94 -116.64 REMARK 500 LYS A 130 -65.54 -132.78 REMARK 500 VAL A 178 -7.78 -143.48 REMARK 500 LEU A 204 -43.69 -133.04 REMARK 500 ARG A 205 68.91 34.30 REMARK 500 ILE A 237 86.35 -69.85 REMARK 500 TRP A 239 46.60 -67.13 REMARK 500 LEU A 240 -37.46 -155.44 REMARK 500 THR A 268 -71.46 -107.30 REMARK 500 GLU A 269 -135.42 59.74 REMARK 500 GLU A 270 32.38 -152.67 REMARK 500 LEU A 272 -80.66 63.71 REMARK 500 GLU A 274 -96.19 -84.78 REMARK 500 MET A 276 95.37 -58.95 REMARK 500 GLN A 367 77.70 -118.13 REMARK 500 PHE A 406 -66.32 59.67 REMARK 500 LYS A 409 79.40 -115.07 REMARK 500 ASN A 421 120.67 -29.26 REMARK 500 TYR A 424 -24.98 69.23 REMARK 500 LEU A 463 99.60 -61.96 REMARK 500 GLN A 464 -93.05 46.87 REMARK 500 ASP A 476 115.36 -165.10 REMARK 500 LEU A 477 -70.85 73.20 REMARK 500 MET A 487 33.76 72.84 REMARK 500 PRO A 494 154.75 -47.59 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 601 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 437 SG REMARK 620 2 HEM A 601 NA 103.1 REMARK 620 3 HEM A 601 NB 93.5 90.4 REMARK 620 4 HEM A 601 NC 93.5 163.3 88.6 REMARK 620 5 HEM A 601 ND 99.6 88.0 166.8 89.2 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 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ASD A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 603 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3EQM RELATED DB: PDB REMARK 900 RELATED ID: 4GL5 RELATED DB: PDB REMARK 900 RELATED ID: 3S7S RELATED DB: PDB REMARK 900 RELATED ID: 3S79 RELATED DB: PDB REMARK 900 RELATED ID: 4GL7 RELATED DB: PDB DBREF 4KQ8 A 45 503 UNP P11511 CP19A_HUMAN 45 503 SEQADV 4KQ8 MET A 35 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 ALA A 36 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 LYS A 37 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 LYS A 38 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 THR A 39 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 SER A 40 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 SER A 41 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 LYS A 42 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 GLY A 43 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 ARG A 44 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 HIS A 504 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 HIS A 505 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 HIS A 506 UNP P11511 EXPRESSION TAG SEQADV 4KQ8 HIS A 507 UNP P11511 EXPRESSION TAG SEQRES 1 A 473 MET ALA LYS LYS THR SER SER LYS GLY ARG SER SER ILE SEQRES 2 A 473 PRO GLY PRO GLY TYR CYS MET GLY ILE GLY PRO LEU ILE SEQRES 3 A 473 SER HIS GLY ARG PHE LEU TRP MET GLY ILE GLY SER ALA SEQRES 4 A 473 CYS ASN TYR TYR ASN ARG VAL TYR GLY GLU PHE MET ARG SEQRES 5 A 473 VAL TRP ILE SER GLY GLU GLU THR LEU ILE ILE SER LYS SEQRES 6 A 473 SER SER SER MET PHE HIS ILE MET LYS HIS ASN HIS TYR SEQRES 7 A 473 SER SER ARG PHE GLY SER LYS LEU GLY LEU GLN CYS ILE SEQRES 8 A 473 GLY MET HIS GLU LYS GLY ILE ILE PHE ASN ASN ASN PRO SEQRES 9 A 473 GLU LEU TRP LYS THR THR ARG PRO PHE PHE MET LYS ALA SEQRES 10 A 473 LEU SER GLY PRO GLY LEU VAL ARG MET VAL THR VAL CYS SEQRES 11 A 473 ALA GLU SER LEU LYS THR HIS LEU ASP ARG LEU GLU GLU SEQRES 12 A 473 VAL THR ASN GLU SER GLY TYR VAL ASP VAL LEU THR LEU SEQRES 13 A 473 LEU ARG ARG VAL MET LEU ASP THR SER ASN THR LEU PHE SEQRES 14 A 473 LEU ARG ILE PRO LEU ASP GLU SER ALA ILE VAL VAL LYS SEQRES 15 A 473 ILE GLN GLY TYR PHE ASP ALA TRP GLN ALA LEU LEU ILE SEQRES 16 A 473 LYS PRO ASP ILE PHE PHE LYS ILE SER TRP LEU TYR LYS SEQRES 17 A 473 LYS TYR GLU LYS SER VAL LYS ASP LEU LYS ASP ALA ILE SEQRES 18 A 473 GLU VAL LEU ILE ALA GLU LYS ARG ARG ARG ILE SER THR SEQRES 19 A 473 GLU GLU LYS LEU GLU GLU CYS MET ASP PHE ALA THR GLU SEQRES 20 A 473 LEU ILE LEU ALA GLU LYS ARG GLY ASP LEU THR ARG GLU SEQRES 21 A 473 ASN VAL ASN GLN CYS ILE LEU GLU MET LEU ILE ALA ALA SEQRES 22 A 473 PRO ASP THR MET SER VAL SER LEU PHE PHE MET LEU PHE SEQRES 23 A 473 LEU ILE ALA LYS HIS PRO ASN VAL GLU GLU ALA ILE ILE SEQRES 24 A 473 LYS GLU ILE GLN THR VAL ILE GLY GLU ARG ASP ILE LYS SEQRES 25 A 473 ILE ASP ASP ILE GLN LYS LEU LYS VAL MET GLU ASN PHE SEQRES 26 A 473 ILE TYR GLU SER MET ARG TYR GLN PRO VAL VAL ASP LEU SEQRES 27 A 473 VAL MET ARG LYS ALA LEU GLU ASP ASP VAL ILE ASP GLY SEQRES 28 A 473 TYR PRO VAL LYS LYS GLY THR ASN ILE ILE LEU ASN ILE SEQRES 29 A 473 GLY ARG MET HIS ARG LEU GLU PHE PHE PRO LYS PRO ASN SEQRES 30 A 473 GLU PHE THR LEU GLU ASN PHE ALA LYS ASN VAL PRO TYR SEQRES 31 A 473 ARG TYR PHE GLN PRO PHE GLY PHE GLY PRO ARG GLY CYS SEQRES 32 A 473 ALA GLY LYS TYR ILE ALA MET VAL MET MET LYS ALA ILE SEQRES 33 A 473 LEU VAL THR LEU LEU ARG ARG PHE HIS VAL LYS THR LEU SEQRES 34 A 473 GLN GLY GLN CYS VAL GLU SER ILE GLN LYS ILE HIS ASP SEQRES 35 A 473 LEU SER LEU HIS PRO ASP GLU THR LYS ASN MET LEU GLU SEQRES 36 A 473 MET ILE PHE THR PRO ARG ASN SER ASP ARG CYS LEU GLU SEQRES 37 A 473 HIS HIS HIS HIS HIS HET HEM A 601 43 HET ASD A 602 21 HET PO4 A 603 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM ASD 4-ANDROSTENE-3-17-DIONE HETNAM PO4 PHOSPHATE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 ASD C19 H26 O2 FORMUL 4 PO4 O4 P 3- FORMUL 5 HOH *2(H2 O) HELIX 1 1 ILE A 56 GLY A 69 1 14 HELIX 2 2 GLY A 69 TYR A 81 1 13 HELIX 3 3 LYS A 99 HIS A 109 1 11 HELIX 4 4 ASN A 110 SER A 113 5 4 HELIX 5 5 SER A 118 GLY A 126 1 9 HELIX 6 6 ASN A 137 LEU A 152 1 16 HELIX 7 7 GLY A 154 ASP A 173 1 20 HELIX 8 8 ARG A 174 VAL A 178 5 5 HELIX 9 9 ASP A 186 LEU A 204 1 19 HELIX 10 10 ASP A 209 LEU A 228 1 20 HELIX 11 11 ILE A 229 LYS A 230 5 2 HELIX 12 12 PRO A 231 LYS A 236 5 6 HELIX 13 13 ILE A 237 GLU A 269 1 33 HELIX 14 14 ASP A 277 ARG A 288 1 12 HELIX 15 15 THR A 292 LYS A 324 1 33 HELIX 16 16 HIS A 325 ILE A 340 1 16 HELIX 17 17 LYS A 346 ILE A 350 5 5 HELIX 18 18 LEU A 353 GLN A 367 1 15 HELIX 19 19 ASN A 397 GLU A 405 1 9 HELIX 20 20 THR A 414 ALA A 419 5 6 HELIX 21 21 PHE A 432 GLY A 436 5 5 HELIX 22 22 GLY A 439 ARG A 457 1 19 SHEET 1 A 4 PHE A 84 TRP A 88 0 SHEET 2 A 4 GLU A 93 ILE A 97 -1 O ILE A 96 N MET A 85 SHEET 3 A 4 ASN A 393 LEU A 396 1 O ILE A 395 N LEU A 95 SHEET 4 A 4 VAL A 373 LYS A 376 -1 N VAL A 373 O LEU A 396 SHEET 1 B 2 ASP A 381 VAL A 382 0 SHEET 2 B 2 PRO A 387 VAL A 388 -1 O VAL A 388 N ASP A 381 SHEET 1 C 2 PHE A 458 THR A 462 0 SHEET 2 C 2 MET A 490 PRO A 494 -1 O THR A 493 N HIS A 459 SHEET 1 D 2 LYS A 473 HIS A 475 0 SHEET 2 D 2 LEU A 479 PRO A 481 -1 O HIS A 480 N ILE A 474 LINK SG CYS A 437 FE HEM A 601 1555 1555 2.39 SITE 1 AC1 19 ARG A 115 ILE A 132 TRP A 141 ARG A 145 SITE 2 AC1 19 LEU A 152 ALA A 306 MET A 311 MET A 364 SITE 3 AC1 19 VAL A 373 ARG A 375 PRO A 429 PHE A 430 SITE 4 AC1 19 GLY A 431 ARG A 435 GLY A 436 CYS A 437 SITE 5 AC1 19 MET A 446 MET A 447 ASD A 602 SITE 1 AC2 11 ARG A 115 ILE A 133 TRP A 224 ALA A 306 SITE 2 AC2 11 ASP A 309 THR A 310 VAL A 370 LEU A 372 SITE 3 AC2 11 MET A 374 LEU A 477 HEM A 601 SITE 1 AC3 4 HIS A 109 ASN A 110 HIS A 111 HOH A 702 CRYST1 140.821 140.821 116.477 90.00 90.00 120.00 P 32 2 1 6 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 0.007101 0.004100 0.000000 0.00000 SCALE2 0.000000 0.008200 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008585 0.00000