HEADER OXIDOREDUCTASE 13-MAY-13 4KPA TITLE CRYSTAL STRUCTURE OF CYTOCHROME P450 BM-3 IN COMPLEX WITH N- TITLE 2 PALMITOYLGLYCINE (NPG) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 BM-3; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 1-471; COMPND 5 SYNONYM: BIFUNCTIONAL P-450/NADPH-P450 REDUCTASE, CYTOCHROME P450(BM- COMPND 6 3), CYTOCHROME P450 102; COMPND 7 EC: 1.14.14.1; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS MEGATERIUM; SOURCE 3 ORGANISM_TAXID: 1404; SOURCE 4 GENE: CYP102A1, CYP102; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HEME-DEPENDENT STEREOSPECIFIC OXIDATION OF SUBSTRATES, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR G.A.AMADEO,J.CATALANO,A.E.MCDERMOTT,L.TONG REVDAT 4 28-FEB-24 4KPA 1 REMARK SEQADV REVDAT 3 15-NOV-17 4KPA 1 REMARK REVDAT 2 16-OCT-13 4KPA 1 JRNL REVDAT 1 24-JUL-13 4KPA 0 JRNL AUTH J.CATALANO,K.SADRE-BAZZAZ,G.A.AMODEO,L.TONG,A.MCDERMOTT JRNL TITL STRUCTURAL EVIDENCE: A SINGLE CHARGED RESIDUE AFFECTS JRNL TITL 2 SUBSTRATE BINDING IN CYTOCHROME P450 BM-3. JRNL REF BIOCHEMISTRY V. 52 6807 2013 JRNL REFN ISSN 0006-2960 JRNL PMID 23829560 JRNL DOI 10.1021/BI4000645 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.3 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.66 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 84356.270 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.2 REMARK 3 NUMBER OF REFLECTIONS : 38044 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.194 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.700 REMARK 3 FREE R VALUE TEST SET COUNT : 2913 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.07 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 55.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2200 REMARK 3 BIN R VALUE (WORKING SET) : 0.2900 REMARK 3 BIN FREE R VALUE : 0.2750 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 169 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3716 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 65 REMARK 3 SOLVENT ATOMS : 299 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -6.75000 REMARK 3 B22 (A**2) : 2.57000 REMARK 3 B33 (A**2) : 4.18000 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) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.25 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.25 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.170 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.40 REMARK 3 BSOL : 49.98 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.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : LIGANDS.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : LIGANDS.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 4KPA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAY-13. REMARK 100 THE DEPOSITION ID IS D_1000079623. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-APR-09 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9786 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : VERTICAL FOCUSING MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40891 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.7 REMARK 200 DATA REDUNDANCY : 5.900 REMARK 200 R MERGE (I) : 0.11600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 66.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.37300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: COMO REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.83 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.78 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 12-21% W/V PEG3350, 150-225 MM REMARK 280 MAGNESIUM CHLORIDE, 100 MM MES, PH 6, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 94.35000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.66000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 94.35000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.66000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 -23 REMARK 465 GLY A -22 REMARK 465 HIS A -21 REMARK 465 HIS A -20 REMARK 465 HIS A -19 REMARK 465 HIS A -18 REMARK 465 HIS A -17 REMARK 465 HIS A -16 REMARK 465 ASP A -15 REMARK 465 TYR A -14 REMARK 465 ASP A -13 REMARK 465 ILE A -12 REMARK 465 PRO A -11 REMARK 465 THR A -10 REMARK 465 THR A -9 REMARK 465 GLU A -8 REMARK 465 ASN A -7 REMARK 465 LEU A -6 REMARK 465 SER A 226 REMARK 465 GLY A 227 REMARK 465 GLU A 228 REMARK 465 PRO A 459 REMARK 465 SER A 460 REMARK 465 PRO A 461 REMARK 465 SER A 462 REMARK 465 THR A 463 REMARK 465 GLU A 464 REMARK 465 GLN A 465 REMARK 465 SER A 466 REMARK 465 ALA A 467 REMARK 465 LYS A 468 REMARK 465 LYS A 469 REMARK 465 VAL A 470 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 193 C - N - CA ANGL. DEV. = 9.3 DEGREES REMARK 500 ALA A 328 N - CA - C ANGL. DEV. = -16.3 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 LYS A 15 -133.58 49.64 REMARK 500 ASP A 84 40.64 -98.76 REMARK 500 PRO A 243 0.68 -64.70 REMARK 500 HIS A 266 -35.00 -142.03 REMARK 500 GLU A 344 -0.42 -144.98 REMARK 500 THR A 436 55.40 -144.05 REMARK 500 LEU A 437 -66.61 76.80 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 TYR A -5 0.08 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 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 400 SG REMARK 620 2 HEM A 501 NA 99.5 REMARK 620 3 HEM A 501 NB 86.8 88.2 REMARK 620 4 HEM A 501 NC 83.9 176.5 91.3 REMARK 620 5 HEM A 501 ND 100.0 90.5 173.1 89.5 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 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 140 A 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4KPB RELATED DB: PDB DBREF 4KPA A 0 470 UNP P14779 CPXB_BACME 1 471 SEQADV 4KPA MET A -23 UNP P14779 EXPRESSION TAG SEQADV 4KPA GLY A -22 UNP P14779 EXPRESSION TAG SEQADV 4KPA HIS A -21 UNP P14779 EXPRESSION TAG SEQADV 4KPA HIS A -20 UNP P14779 EXPRESSION TAG SEQADV 4KPA HIS A -19 UNP P14779 EXPRESSION TAG SEQADV 4KPA HIS A -18 UNP P14779 EXPRESSION TAG SEQADV 4KPA HIS A -17 UNP P14779 EXPRESSION TAG SEQADV 4KPA HIS A -16 UNP P14779 EXPRESSION TAG SEQADV 4KPA ASP A -15 UNP P14779 EXPRESSION TAG SEQADV 4KPA TYR A -14 UNP P14779 EXPRESSION TAG SEQADV 4KPA ASP A -13 UNP P14779 EXPRESSION TAG SEQADV 4KPA ILE A -12 UNP P14779 EXPRESSION TAG SEQADV 4KPA PRO A -11 UNP P14779 EXPRESSION TAG SEQADV 4KPA THR A -10 UNP P14779 EXPRESSION TAG SEQADV 4KPA THR A -9 UNP P14779 EXPRESSION TAG SEQADV 4KPA GLU A -8 UNP P14779 EXPRESSION TAG SEQADV 4KPA ASN A -7 UNP P14779 EXPRESSION TAG SEQADV 4KPA LEU A -6 UNP P14779 EXPRESSION TAG SEQADV 4KPA TYR A -5 UNP P14779 EXPRESSION TAG SEQADV 4KPA PHE A -4 UNP P14779 EXPRESSION TAG SEQADV 4KPA GLN A -3 UNP P14779 EXPRESSION TAG SEQADV 4KPA GLY A -2 UNP P14779 EXPRESSION TAG SEQADV 4KPA ALA A -1 UNP P14779 EXPRESSION TAG SEQRES 1 A 494 MET GLY HIS HIS HIS HIS HIS HIS ASP TYR ASP ILE PRO SEQRES 2 A 494 THR THR GLU ASN LEU TYR PHE GLN GLY ALA MET THR ILE SEQRES 3 A 494 LYS GLU MET PRO GLN PRO LYS THR PHE GLY GLU LEU LYS SEQRES 4 A 494 ASN LEU PRO LEU LEU ASN THR ASP LYS PRO VAL GLN ALA SEQRES 5 A 494 LEU MET LYS ILE ALA ASP GLU LEU GLY GLU ILE PHE LYS SEQRES 6 A 494 PHE GLU ALA PRO GLY ARG VAL THR ARG TYR LEU SER SER SEQRES 7 A 494 GLN ARG LEU ILE LYS GLU ALA CYS ASP GLU SER ARG PHE SEQRES 8 A 494 ASP LYS ASN LEU SER GLN ALA LEU LYS PHE VAL ARG ASP SEQRES 9 A 494 PHE ALA GLY ASP GLY LEU PHE THR SER TRP THR HIS GLU SEQRES 10 A 494 LYS ASN TRP LYS LYS ALA HIS ASN ILE LEU LEU PRO SER SEQRES 11 A 494 PHE SER GLN GLN ALA MET LYS GLY TYR HIS ALA MET MET SEQRES 12 A 494 VAL ASP ILE ALA VAL GLN LEU VAL GLN LYS TRP GLU ARG SEQRES 13 A 494 LEU ASN ALA ASP GLU HIS ILE GLU VAL PRO GLU ASP MET SEQRES 14 A 494 THR ARG LEU THR LEU ASP THR ILE GLY LEU CYS GLY PHE SEQRES 15 A 494 ASN TYR ARG PHE ASN SER PHE TYR ARG ASP GLN PRO HIS SEQRES 16 A 494 PRO PHE ILE THR SER MET VAL ARG ALA LEU ASP GLU ALA SEQRES 17 A 494 MET ASN LYS LEU GLN ARG ALA ASN PRO ASP ASP PRO ALA SEQRES 18 A 494 TYR ASP GLU ASN LYS ARG GLN PHE GLN GLU ASP ILE LYS SEQRES 19 A 494 VAL MET ASN ASP LEU VAL ASP LYS ILE ILE ALA ASP ARG SEQRES 20 A 494 LYS ALA SER GLY GLU GLN SER ASP ASP LEU LEU THR HIS SEQRES 21 A 494 MET LEU ASN GLY LYS ASP PRO GLU THR GLY GLU PRO LEU SEQRES 22 A 494 ASP ASP GLU ASN ILE ARG TYR GLN ILE ILE THR PHE LEU SEQRES 23 A 494 ILE ALA GLY HIS GLU THR THR SER GLY LEU LEU SER PHE SEQRES 24 A 494 ALA LEU TYR PHE LEU VAL LYS ASN PRO HIS VAL LEU GLN SEQRES 25 A 494 LYS ALA ALA GLU GLU ALA ALA ARG VAL LEU VAL ASP PRO SEQRES 26 A 494 VAL PRO SER TYR LYS GLN VAL LYS GLN LEU LYS TYR VAL SEQRES 27 A 494 GLY MET VAL LEU ASN GLU ALA LEU ARG LEU TRP PRO THR SEQRES 28 A 494 ALA PRO ALA PHE SER LEU TYR ALA LYS GLU ASP THR VAL SEQRES 29 A 494 LEU GLY GLY GLU TYR PRO LEU GLU LYS GLY ASP GLU LEU SEQRES 30 A 494 MET VAL LEU ILE PRO GLN LEU HIS ARG ASP LYS THR ILE SEQRES 31 A 494 TRP GLY ASP ASP VAL GLU GLU PHE ARG PRO GLU ARG PHE SEQRES 32 A 494 GLU ASN PRO SER ALA ILE PRO GLN HIS ALA PHE LYS PRO SEQRES 33 A 494 PHE GLY ASN GLY GLN ARG ALA CYS ILE GLY GLN GLN PHE SEQRES 34 A 494 ALA LEU HIS GLU ALA THR LEU VAL LEU GLY MET MET LEU SEQRES 35 A 494 LYS HIS PHE ASP PHE GLU ASP HIS THR ASN TYR GLU LEU SEQRES 36 A 494 ASP ILE LYS GLU THR LEU THR LEU LYS PRO GLU GLY PHE SEQRES 37 A 494 VAL VAL LYS ALA LYS SER LYS LYS ILE PRO LEU GLY GLY SEQRES 38 A 494 ILE PRO SER PRO SER THR GLU GLN SER ALA LYS LYS VAL HET HEM A 501 43 HET 140 A 502 22 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM 140 N-PALMITOYLGLYCINE HETSYN HEM HEME HETSYN 140 N-HEXADECANOYLGLYCINE FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 140 C18 H35 N O3 FORMUL 4 HOH *299(H2 O) HELIX 1 1 PHE A 11 LYS A 15 5 5 HELIX 2 2 ASN A 16 ASN A 21 5 6 HELIX 3 3 LYS A 24 GLY A 37 1 14 HELIX 4 4 SER A 54 CYS A 62 1 9 HELIX 5 5 SER A 72 GLY A 83 1 12 HELIX 6 6 GLU A 93 LEU A 104 1 12 HELIX 7 7 PRO A 105 PHE A 107 5 3 HELIX 8 8 SER A 108 ARG A 132 1 25 HELIX 9 9 VAL A 141 ASN A 159 1 19 HELIX 10 10 ASN A 163 ARG A 167 5 5 HELIX 11 11 HIS A 171 LYS A 187 1 17 HELIX 12 12 LEU A 188 ARG A 190 5 3 HELIX 13 13 ASP A 195 ALA A 197 5 3 HELIX 14 14 TYR A 198 ALA A 225 1 28 HELIX 15 15 ASP A 232 GLY A 240 1 9 HELIX 16 16 ASP A 250 GLY A 265 1 16 HELIX 17 17 HIS A 266 ASN A 283 1 18 HELIX 18 18 ASN A 283 LEU A 298 1 16 HELIX 19 19 SER A 304 LEU A 311 1 8 HELIX 20 20 LEU A 311 TRP A 325 1 15 HELIX 21 21 ILE A 357 HIS A 361 1 5 HELIX 22 22 ASP A 363 GLY A 368 1 6 HELIX 23 23 ARG A 375 GLU A 380 5 6 HELIX 24 24 ASN A 381 ILE A 385 5 5 HELIX 25 25 ASN A 395 ALA A 399 5 5 HELIX 26 26 GLY A 402 HIS A 420 1 19 SHEET 1 A 5 ILE A 39 ALA A 44 0 SHEET 2 A 5 ARG A 47 LEU A 52 -1 O THR A 49 N PHE A 42 SHEET 3 A 5 GLU A 352 LEU A 356 1 O MET A 354 N LEU A 52 SHEET 4 A 5 ALA A 330 ALA A 335 -1 N PHE A 331 O VAL A 355 SHEET 5 A 5 PHE A 67 ASN A 70 -1 N ASN A 70 O SER A 332 SHEET 1 B 3 ILE A 139 GLU A 140 0 SHEET 2 B 3 VAL A 445 SER A 450 -1 O VAL A 446 N ILE A 139 SHEET 3 B 3 PHE A 421 GLU A 424 -1 N ASP A 422 O LYS A 449 SHEET 1 C 2 THR A 339 LEU A 341 0 SHEET 2 C 2 TYR A 345 LEU A 347 -1 O LEU A 347 N THR A 339 SHEET 1 D 2 ILE A 433 GLU A 435 0 SHEET 2 D 2 LEU A 439 PRO A 441 -1 O LYS A 440 N LYS A 434 LINK SG CYS A 400 FE HEM A 501 1555 1555 2.42 SITE 1 AC1 26 LYS A 69 LEU A 75 LEU A 86 PHE A 87 SITE 2 AC1 26 TRP A 96 PHE A 107 PHE A 261 ALA A 264 SITE 3 AC1 26 GLY A 265 THR A 268 THR A 269 THR A 327 SITE 4 AC1 26 PHE A 331 PRO A 392 PHE A 393 GLY A 394 SITE 5 AC1 26 ARG A 398 CYS A 400 ILE A 401 HOH A 605 SITE 6 AC1 26 HOH A 606 HOH A 609 HOH A 616 HOH A 620 SITE 7 AC1 26 HOH A 639 HOH A 642 SITE 1 AC2 7 LEU A 20 PRO A 25 ARG A 47 TYR A 51 SITE 2 AC2 7 LEU A 188 HOH A 617 HOH A 895 CRYST1 188.700 59.320 56.240 90.00 90.00 90.00 P 21 21 2 4 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 0.005299 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016858 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017781 0.00000