HEADER OXIDOREDUCTASE 14-MAY-04 1T93 TITLE EVIDENCE FOR MULTIPLE SUBSTRATE RECOGNITION AND MOLECULAR MECHANISM OF TITLE 2 C-C REACTION BY CYTOCHROME P450 CYP158A2 FROM STREPTOMYCES COELICOLOR TITLE 3 A3(2) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE CYTOCHROME P450; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES COELICOLOR; SOURCE 3 ORGANISM_TAXID: 100226; SOURCE 4 STRAIN: A3(2); SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: HMS174(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS STREPTOMYCES, CYTOCHROME P450 OXIDOREDUCTASE, CYP158A2, SUBSTRATE KEYWDS 2 RECOGNITION, MOLECULAR MECHANISM, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR B.ZHAO,M.SUNDARAMOORTHY,M.R.WATERMAN REVDAT 5 23-AUG-23 1T93 1 REMARK SEQADV LINK REVDAT 4 13-JUL-11 1T93 1 VERSN REVDAT 3 24-FEB-09 1T93 1 VERSN REVDAT 2 29-MAR-05 1T93 1 JRNL REVDAT 1 25-JAN-05 1T93 0 JRNL AUTH B.ZHAO,F.P.GUENGERICH,A.BELLAMINE,D.C.LAMB,M.IZUMIKAWA, JRNL AUTH 2 L.LEI,L.M.PODUST,M.SUNDARAMOORTHY,J.A.KALAITZIS,L.M.REDDY, JRNL AUTH 3 S.L.KELLY,B.S.MOORE,D.STEC,M.VOEHLER,J.R.FALCK,T.SHIMADA, JRNL AUTH 4 M.R.WATERMAN JRNL TITL BINDING OF TWO FLAVIOLIN SUBSTRATE MOLECULES, OXIDATIVE JRNL TITL 2 COUPLING, AND CRYSTAL STRUCTURE OF STREPTOMYCES COELICOLOR JRNL TITL 3 A3(2) CYTOCHROME P450 158A2. JRNL REF J.BIOL.CHEM. V. 280 11599 2005 JRNL REFN ISSN 0021-9258 JRNL PMID 15659395 JRNL DOI 10.1074/JBC.M410933200 REMARK 2 REMARK 2 RESOLUTION. 1.62 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) : 1.62 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 540173.020 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.7 REMARK 3 NUMBER OF REFLECTIONS : 46733 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) : 0.245 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 4706 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 : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.62 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.72 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 74.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5588 REMARK 3 BIN R VALUE (WORKING SET) : 0.2310 REMARK 3 BIN FREE R VALUE : 0.2760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 646 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.011 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3095 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 73 REMARK 3 SOLVENT ATOMS : 241 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.55000 REMARK 3 B22 (A**2) : 0.04000 REMARK 3 B33 (A**2) : -0.60000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.06 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) : 0.14 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.930 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) : 1.360 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.160 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.870 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.670 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.58 REMARK 3 BSOL : 81.72 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 : HEM.PAR REMARK 3 PARAMETER FILE 3 : FLAV.PAR REMARK 3 PARAMETER FILE 4 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : HEM.TOP REMARK 3 TOPOLOGY FILE 3 : FLAV.TOP REMARK 3 TOPOLOGY FILE 4 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1T93 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-JUN-04. REMARK 100 THE DEPOSITION ID IS D_1000022465. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI 220 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRUKER PROTEUM 300 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 52167 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.620 REMARK 200 RESOLUTION RANGE LOW (A) : 37.450 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 11.80 REMARK 200 R MERGE (I) : 0.07800 REMARK 200 R SYM (I) : 0.10300 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 3.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.62 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.72 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.37000 REMARK 200 R SYM FOR SHELL (I) : 0.38000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1S1F REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.46 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, BIS-TRIS, PH 6.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 295K 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 27.40000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 51.28800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 35.37100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 51.28800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.40000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 35.37100 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 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 1 REMARK 465 THR A 2 REMARK 465 GLU A 3 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 GLU A 4 CG CD OE1 OE2 REMARK 470 VAL A 10 CG1 CG2 REMARK 470 SER A 180 OG REMARK 470 ARG A 206 CG CD NE CZ NH1 NH2 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 LEU A 229 N - CA - C ANGL. DEV. = -17.0 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 THR A 5 140.09 -24.61 REMARK 500 SER A 7 -139.81 -95.63 REMARK 500 ALA A 9 25.48 -160.46 REMARK 500 VAL A 10 62.51 -114.12 REMARK 500 TRP A 50 17.46 -143.76 REMARK 500 ALA A 51 143.34 1.25 REMARK 500 ASP A 76 -90.75 -53.68 REMARK 500 GLN A 78 77.70 -105.64 REMARK 500 ARG A 90 -4.43 -52.29 REMARK 500 PRO A 98 -63.35 -10.32 REMARK 500 PRO A 99 -77.26 -44.29 REMARK 500 ALA A 138 -74.10 -53.47 REMARK 500 PRO A 140 -60.15 -21.49 REMARK 500 THR A 145 -50.61 -157.93 REMARK 500 VAL A 148 -53.86 -134.76 REMARK 500 SER A 180 46.88 -71.77 REMARK 500 SER A 181 8.00 55.48 REMARK 500 SER A 182 -43.01 55.65 REMARK 500 ALA A 185 -101.84 151.76 REMARK 500 GLU A 186 -7.34 159.05 REMARK 500 VAL A 187 -4.89 -47.68 REMARK 500 ARG A 206 -49.64 79.26 REMARK 500 SER A 207 17.80 -65.37 REMARK 500 SER A 209 -138.60 -131.11 REMARK 500 SER A 230 -56.17 86.21 REMARK 500 ALA A 290 -126.39 49.93 REMARK 500 ARG A 338 132.59 49.88 REMARK 500 SER A 339 -136.29 -55.40 REMARK 500 ASN A 341 84.75 42.14 REMARK 500 HIS A 343 -118.86 -49.57 REMARK 500 VAL A 344 25.32 161.12 REMARK 500 ARG A 373 -33.73 -168.35 REMARK 500 TRP A 404 -86.75 -132.41 REMARK 500 ALA A 405 -8.01 -176.50 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 430 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 353 SG REMARK 620 2 HEM A 430 NA 102.6 REMARK 620 3 HEM A 430 NB 89.4 89.9 REMARK 620 4 HEM A 430 NC 80.2 177.2 89.7 REMARK 620 5 HEM A 430 ND 94.8 89.9 175.7 90.3 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 430 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FLV A 431 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FLV A 432 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1S1F RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH 4-PHENYLIMIDAZOLE REMARK 900 RELATED ID: 1SE6 RELATED DB: PDB REMARK 900 THE SAME PROTEIN WITHOUT LIGAND DBREF 1T93 A 1 404 UNP Q9FCA6 Q9FCA6_STRCO 1 404 SEQADV 1T93 ALA A 405 UNP Q9FCA6 CLONING ARTIFACT SEQADV 1T93 ALA A 406 UNP Q9FCA6 CLONING ARTIFACT SEQRES 1 A 406 MET THR GLU GLU THR ILE SER GLN ALA VAL PRO PRO VAL SEQRES 2 A 406 ARG ASP TRP PRO ALA VAL ASP LEU PRO GLY SER ASP PHE SEQRES 3 A 406 ASP PRO VAL LEU THR GLU LEU MET ARG GLU GLY PRO VAL SEQRES 4 A 406 THR ARG ILE SER LEU PRO ASN GLY GLU GLY TRP ALA TRP SEQRES 5 A 406 LEU VAL THR ARG HIS ASP ASP VAL ARG LEU VAL THR ASN SEQRES 6 A 406 ASP PRO ARG PHE GLY ARG GLU ALA VAL MET ASP ARG GLN SEQRES 7 A 406 VAL THR ARG LEU ALA PRO HIS PHE ILE PRO ALA ARG GLY SEQRES 8 A 406 ALA VAL GLY PHE LEU ASP PRO PRO ASP HIS THR ARG LEU SEQRES 9 A 406 ARG ARG SER VAL ALA ALA ALA PHE THR ALA ARG GLY VAL SEQRES 10 A 406 GLU ARG VAL ARG GLU ARG SER ARG GLY MET LEU ASP GLU SEQRES 11 A 406 LEU VAL ASP ALA MET LEU ARG ALA GLY PRO PRO ALA ASP SEQRES 12 A 406 LEU THR GLU ALA VAL LEU SER PRO PHE PRO ILE ALA VAL SEQRES 13 A 406 ILE CYS GLU LEU MET GLY VAL PRO ALA THR ASP ARG HIS SEQRES 14 A 406 SER MET HIS THR TRP THR GLN LEU ILE LEU SER SER SER SEQRES 15 A 406 HIS GLY ALA GLU VAL SER GLU ARG ALA LYS ASN GLU MET SEQRES 16 A 406 ASN ALA TYR PHE SER ASP LEU ILE GLY LEU ARG SER ASP SEQRES 17 A 406 SER ALA GLY GLU ASP VAL THR SER LEU LEU GLY ALA ALA SEQRES 18 A 406 VAL GLY ARG ASP GLU ILE THR LEU SER GLU ALA VAL GLY SEQRES 19 A 406 LEU ALA VAL LEU LEU GLN ILE GLY GLY GLU ALA VAL THR SEQRES 20 A 406 ASN ASN SER GLY GLN MET PHE HIS LEU LEU LEU SER ARG SEQRES 21 A 406 PRO GLU LEU ALA GLU ARG LEU ARG SER GLU PRO GLU ILE SEQRES 22 A 406 ARG PRO ARG ALA ILE ASP GLU LEU LEU ARG TRP ILE PRO SEQRES 23 A 406 HIS ARG ASN ALA VAL GLY LEU SER ARG ILE ALA LEU GLU SEQRES 24 A 406 ASP VAL GLU ILE LYS GLY VAL ARG ILE ARG ALA GLY ASP SEQRES 25 A 406 ALA VAL TYR VAL SER TYR LEU ALA ALA ASN ARG ASP PRO SEQRES 26 A 406 GLU VAL PHE PRO ASP PRO ASP ARG ILE ASP PHE GLU ARG SEQRES 27 A 406 SER PRO ASN PRO HIS VAL SER PHE GLY PHE GLY PRO HIS SEQRES 28 A 406 TYR CYS PRO GLY GLY MET LEU ALA ARG LEU GLU SER GLU SEQRES 29 A 406 LEU LEU VAL ASP ALA VAL LEU ASP ARG VAL PRO GLY LEU SEQRES 30 A 406 LYS LEU ALA VAL ALA PRO GLU ASP VAL PRO PHE LYS LYS SEQRES 31 A 406 GLY ALA LEU ILE ARG GLY PRO GLU ALA LEU PRO VAL THR SEQRES 32 A 406 TRP ALA ALA HET HEM A 430 43 HET FLV A 431 15 HET FLV A 432 15 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM FLV FLAVIOLIN HETSYN HEM HEME HETSYN FLV 2,5,7-TRIHYDROXYNAPHTHOQUINONE FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 FLV 2(C10 H6 O5) FORMUL 5 HOH *241(H2 O) HELIX 1 1 ASP A 27 GLY A 37 1 11 HELIX 2 2 ARG A 56 ASN A 65 1 10 HELIX 3 3 ARG A 71 ASP A 76 5 6 HELIX 4 4 ALA A 92 LEU A 96 5 5 HELIX 5 5 ASP A 97 SER A 107 1 11 HELIX 6 6 VAL A 108 THR A 113 1 6 HELIX 7 7 THR A 113 ARG A 119 1 7 HELIX 8 8 VAL A 120 GLY A 139 1 20 HELIX 9 9 SER A 150 GLY A 162 1 13 HELIX 10 10 PRO A 164 THR A 166 5 3 HELIX 11 11 ASP A 167 LEU A 179 1 13 HELIX 12 12 VAL A 187 LEU A 205 1 19 HELIX 13 13 ASP A 213 ARG A 224 1 12 HELIX 14 14 SER A 230 GLY A 243 1 14 HELIX 15 15 GLU A 244 LEU A 258 1 15 HELIX 16 16 ARG A 260 GLU A 270 1 11 HELIX 17 17 ILE A 273 ILE A 285 1 13 HELIX 18 18 SER A 317 ASN A 322 1 6 HELIX 19 19 GLY A 355 ASP A 372 1 18 HELIX 20 20 ALA A 382 VAL A 386 5 5 SHEET 1 A 6 VAL A 13 ASP A 15 0 SHEET 2 A 6 VAL A 39 SER A 43 1 O ARG A 41 N ARG A 14 SHEET 3 A 6 TRP A 52 VAL A 54 -1 O LEU A 53 N THR A 40 SHEET 4 A 6 ALA A 313 VAL A 316 1 O TYR A 315 N TRP A 52 SHEET 5 A 6 ARG A 295 ALA A 297 -1 N ARG A 295 O VAL A 314 SHEET 6 A 6 PHE A 69 GLY A 70 -1 N GLY A 70 O ILE A 296 SHEET 1 B 3 ALA A 142 ASP A 143 0 SHEET 2 B 3 PRO A 401 THR A 403 -1 O VAL A 402 N ALA A 142 SHEET 3 B 3 LYS A 378 LEU A 379 -1 N LYS A 378 O THR A 403 SHEET 1 C 2 VAL A 301 ILE A 303 0 SHEET 2 C 2 VAL A 306 ILE A 308 -1 O ILE A 308 N VAL A 301 LINK SG CYS A 353 FE HEM A 430 1555 1555 2.41 SITE 1 AC1 23 ARG A 71 VAL A 93 GLY A 94 HIS A 101 SITE 2 AC1 23 ARG A 105 PHE A 112 LEU A 239 GLY A 242 SITE 3 AC1 23 GLY A 243 LEU A 282 HIS A 287 ARG A 295 SITE 4 AC1 23 TYR A 318 SER A 345 PHE A 346 HIS A 351 SITE 5 AC1 23 CYS A 353 PRO A 354 GLY A 355 ALA A 359 SITE 6 AC1 23 FLV A 431 HOH A 501 HOH A 510 SITE 1 AC2 12 ARG A 71 ARG A 288 GLY A 292 LEU A 293 SITE 2 AC2 12 HEM A 430 FLV A 432 HOH A 501 HOH A 505 SITE 3 AC2 12 HOH A 506 HOH A 507 HOH A 508 HOH A 600 SITE 1 AC3 14 ILE A 87 PRO A 88 LEU A 179 ILE A 241 SITE 2 AC3 14 ARG A 288 GLY A 292 LEU A 293 LEU A 393 SITE 3 AC3 14 FLV A 431 HOH A 508 HOH A 537 HOH A 555 SITE 4 AC3 14 HOH A 600 HOH A 640 CRYST1 54.800 70.742 102.576 90.00 90.00 90.00 P 21 21 21 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 0.018248 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014136 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009749 0.00000