HEADER OXIDOREDUCTASE 11-MAY-04 1T85 TITLE CRYSTAL STRUCTURE OF THE FERROUS CO-BOUND CYTOCHROME P450CAM MUTANT TITLE 2 (L358P/C334A) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450-CAM; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CAMPHOR 5-MONOOXYGENASE, P450CAM; COMPND 5 EC: 1.14.15.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 ORGANISM_TAXID: 303; SOURCE 4 GENE: CAMC, CYP101; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PT7 KEYWDS CYTOCHROME P450, OXIDOREDUCTASE, HEME ENZYME EXPDTA X-RAY DIFFRACTION AUTHOR S.NAGANO,T.TOSHA,K.ISHIMORI,I.MORISHIMA,T.L.POULOS REVDAT 6 14-FEB-24 1T85 1 REMARK REVDAT 5 27-OCT-21 1T85 1 REMARK SEQADV LINK REVDAT 4 11-OCT-17 1T85 1 REMARK REVDAT 3 24-FEB-09 1T85 1 VERSN REVDAT 2 20-DEC-05 1T85 1 JRNL REVDAT 1 01-JUN-04 1T85 0 JRNL AUTH S.NAGANO,T.TOSHA,K.ISHIMORI,I.MORISHIMA,T.L.POULOS JRNL TITL CRYSTAL STRUCTURE OF THE CYTOCHROME P450CAM MUTANT THAT JRNL TITL 2 EXHIBITS THE SAME SPECTRAL PERTURBATIONS INDUCED BY JRNL TITL 3 PUTIDAREDOXIN BINDING. JRNL REF J.BIOL.CHEM. V. 279 42844 2004 JRNL REFN ISSN 0021-9258 JRNL PMID 15269210 JRNL DOI 10.1074/JBC.M404217200 REMARK 2 REMARK 2 RESOLUTION. 1.80 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.56 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1064220.510 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.6 REMARK 3 NUMBER OF REFLECTIONS : 33035 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) : 0.190 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1638 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.86 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 82.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2668 REMARK 3 BIN R VALUE (WORKING SET) : 0.3540 REMARK 3 BIN FREE R VALUE : 0.3490 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 128 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.031 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3211 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 58 REMARK 3 SOLVENT ATOMS : 283 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.96000 REMARK 3 B22 (A**2) : 4.47000 REMARK 3 B33 (A**2) : -1.51000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 3.89000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.16 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.18 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.960 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) : 1.130 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.640 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.980 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.850 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 42.22 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_REP.PARAM REMARK 3 PARAMETER FILE 3 : HETERO.PAR REMARK 3 PARAMETER FILE 4 : CAM.PAR REMARK 3 PARAMETER FILE 5 : ION.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : HETERO.TOP REMARK 3 TOPOLOGY FILE 4 : CAM.TOP REMARK 3 TOPOLOGY FILE 5 : ION.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1T85 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-MAY-04. REMARK 100 THE DEPOSITION ID IS D_1000022431. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JAN-03 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : CONFOCAL MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33098 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 30.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 77.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.37600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, POTASSIUM CHLORIDE, TRIS REMARK 280 -HCL, D-CAMPHOR, PH 7.4, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 29.64000 REMARK 290 SMTRY3 2 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 THR A 1 REMARK 465 THR A 2 REMARK 465 GLU A 3 REMARK 465 THR A 4 REMARK 465 ILE A 5 REMARK 465 GLN A 6 REMARK 465 SER A 7 REMARK 465 ASN A 8 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 ASN A 10 59.21 -97.65 REMARK 500 ASN A 30 66.96 -168.17 REMARK 500 ASN A 33 34.47 -97.54 REMARK 500 TYR A 96 99.48 -69.72 REMARK 500 TYR A 154 -50.77 -144.28 REMARK 500 ASP A 251 50.29 -145.90 REMARK 500 ASP A 251 -50.88 -120.80 REMARK 500 THR A 252 -75.24 -140.03 REMARK 500 THR A 252 -71.44 -57.62 REMARK 500 ASP A 297 -164.75 -125.22 REMARK 500 PRO A 321 103.02 -52.31 REMARK 500 LYS A 344 72.30 56.70 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 K A 429 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 PRO A 15 O REMARK 620 2 PRO A 16 O 68.8 REMARK 620 3 VAL A 18 O 76.9 101.0 REMARK 620 4 THR A 217 OG1 128.4 73.6 77.0 REMARK 620 5 HOH A 556 O 70.9 101.5 130.1 152.4 REMARK 620 6 HOH A 598 O 142.7 136.9 113.0 88.6 76.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 428 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 84 O REMARK 620 2 GLY A 93 O 85.9 REMARK 620 3 GLU A 94 O 159.9 76.2 REMARK 620 4 TYR A 96 O 86.1 82.4 100.1 REMARK 620 5 HOH A 622 O 110.0 160.8 89.4 87.8 REMARK 620 6 HOH A 630 O 90.3 94.7 82.4 175.6 95.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 417 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 357 SG REMARK 620 2 HEM A 417 NA 98.1 REMARK 620 3 HEM A 417 NB 91.5 90.8 REMARK 620 4 HEM A 417 NC 88.1 173.8 89.6 REMARK 620 5 HEM A 417 ND 96.9 88.5 171.5 90.2 REMARK 620 6 CMO A 420 C 169.8 90.1 82.2 83.9 89.3 REMARK 620 7 CMO A 420 O 159.9 98.7 77.1 75.4 94.7 10.0 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 428 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 429 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 417 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO A 420 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CAM A 422 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1T86 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE FERROUS CYTOCHROME P450CAM MUTANT (L358P/ REMARK 900 C334A) REMARK 900 RELATED ID: 1T87 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE FERROUS CO-BOUND CYTOCHROME P450CAM (C334A) REMARK 900 RELATED ID: 1T88 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE FERROUS CYTOCHROME P450CAM (C334A) DBREF 1T85 A 1 414 UNP P00183 CPXA_PSEPU 1 414 SEQADV 1T85 ALA A 334 UNP P00183 CYS 334 ENGINEERED MUTATION SEQADV 1T85 PRO A 358 UNP P00183 LEU 358 ENGINEERED MUTATION SEQRES 1 A 414 THR THR GLU THR ILE GLN SER ASN ALA ASN LEU ALA PRO SEQRES 2 A 414 LEU PRO PRO HIS VAL PRO GLU HIS LEU VAL PHE ASP PHE SEQRES 3 A 414 ASP MET TYR ASN PRO SER ASN LEU SER ALA GLY VAL GLN SEQRES 4 A 414 GLU ALA TRP ALA VAL LEU GLN GLU SER ASN VAL PRO ASP SEQRES 5 A 414 LEU VAL TRP THR ARG CYS ASN GLY GLY HIS TRP ILE ALA SEQRES 6 A 414 THR ARG GLY GLN LEU ILE ARG GLU ALA TYR GLU ASP TYR SEQRES 7 A 414 ARG HIS PHE SER SER GLU CYS PRO PHE ILE PRO ARG GLU SEQRES 8 A 414 ALA GLY GLU ALA TYR ASP PHE ILE PRO THR SER MET ASP SEQRES 9 A 414 PRO PRO GLU GLN ARG GLN PHE ARG ALA LEU ALA ASN GLN SEQRES 10 A 414 VAL VAL GLY MET PRO VAL VAL ASP LYS LEU GLU ASN ARG SEQRES 11 A 414 ILE GLN GLU LEU ALA CYS SER LEU ILE GLU SER LEU ARG SEQRES 12 A 414 PRO GLN GLY GLN CYS ASN PHE THR GLU ASP TYR ALA GLU SEQRES 13 A 414 PRO PHE PRO ILE ARG ILE PHE MET LEU LEU ALA GLY LEU SEQRES 14 A 414 PRO GLU GLU ASP ILE PRO HIS LEU LYS TYR LEU THR ASP SEQRES 15 A 414 GLN MET THR ARG PRO ASP GLY SER MET THR PHE ALA GLU SEQRES 16 A 414 ALA LYS GLU ALA LEU TYR ASP TYR LEU ILE PRO ILE ILE SEQRES 17 A 414 GLU GLN ARG ARG GLN LYS PRO GLY THR ASP ALA ILE SER SEQRES 18 A 414 ILE VAL ALA ASN GLY GLN VAL ASN GLY ARG PRO ILE THR SEQRES 19 A 414 SER ASP GLU ALA LYS ARG MET CYS GLY LEU LEU LEU VAL SEQRES 20 A 414 GLY GLY LEU ASP THR VAL VAL ASN PHE LEU SER PHE SER SEQRES 21 A 414 MET GLU PHE LEU ALA LYS SER PRO GLU HIS ARG GLN GLU SEQRES 22 A 414 LEU ILE GLU ARG PRO GLU ARG ILE PRO ALA ALA CYS GLU SEQRES 23 A 414 GLU LEU LEU ARG ARG PHE SER LEU VAL ALA ASP GLY ARG SEQRES 24 A 414 ILE LEU THR SER ASP TYR GLU PHE HIS GLY VAL GLN LEU SEQRES 25 A 414 LYS LYS GLY ASP GLN ILE LEU LEU PRO GLN MET LEU SER SEQRES 26 A 414 GLY LEU ASP GLU ARG GLU ASN ALA ALA PRO MET HIS VAL SEQRES 27 A 414 ASP PHE SER ARG GLN LYS VAL SER HIS THR THR PHE GLY SEQRES 28 A 414 HIS GLY SER HIS LEU CYS PRO GLY GLN HIS LEU ALA ARG SEQRES 29 A 414 ARG GLU ILE ILE VAL THR LEU LYS GLU TRP LEU THR ARG SEQRES 30 A 414 ILE PRO ASP PHE SER ILE ALA PRO GLY ALA GLN ILE GLN SEQRES 31 A 414 HIS LYS SER GLY ILE VAL SER GLY VAL GLN ALA LEU PRO SEQRES 32 A 414 LEU VAL TRP ASP PRO ALA THR THR LYS ALA VAL HET K A 428 1 HET K A 429 1 HET HEM A 417 43 HET CMO A 420 2 HET CAM A 422 11 HETNAM K POTASSIUM ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CMO CARBON MONOXIDE HETNAM CAM CAMPHOR HETSYN HEM HEME FORMUL 2 K 2(K 1+) FORMUL 4 HEM C34 H32 FE N4 O4 FORMUL 5 CMO C O FORMUL 6 CAM C10 H16 O FORMUL 7 HOH *283(H2 O) HELIX 1 1 PRO A 19 VAL A 23 5 5 HELIX 2 2 ASN A 33 ALA A 36 5 4 HELIX 3 3 GLY A 37 VAL A 44 1 8 HELIX 4 4 LEU A 45 GLU A 47 5 3 HELIX 5 5 ARG A 57 GLY A 61 5 5 HELIX 6 6 ARG A 67 ASP A 77 1 11 HELIX 7 7 PRO A 89 TYR A 96 1 8 HELIX 8 8 GLU A 107 GLY A 120 1 14 HELIX 9 9 GLY A 120 LEU A 127 1 8 HELIX 10 10 LEU A 127 ARG A 143 1 17 HELIX 11 11 PHE A 150 TYR A 154 1 5 HELIX 12 12 GLU A 156 GLY A 168 1 13 HELIX 13 13 PRO A 170 GLU A 172 5 3 HELIX 14 14 ASP A 173 ARG A 186 1 14 HELIX 15 15 THR A 192 ARG A 212 1 21 HELIX 16 16 ASP A 218 ASN A 225 1 8 HELIX 17 17 THR A 234 ASP A 251 1 18 HELIX 18 18 THR A 252 SER A 267 1 16 HELIX 19 19 SER A 267 ARG A 277 1 11 HELIX 20 20 ARG A 280 PHE A 292 1 13 HELIX 21 21 LEU A 324 ASP A 328 5 5 HELIX 22 22 HIS A 352 LEU A 356 5 5 HELIX 23 23 GLY A 359 ILE A 378 1 20 HELIX 24 24 ASP A 407 THR A 411 5 5 SHEET 1 A 5 LEU A 53 THR A 56 0 SHEET 2 A 5 HIS A 62 ALA A 65 -1 O HIS A 62 N THR A 56 SHEET 3 A 5 GLN A 317 LEU A 320 1 O LEU A 319 N TRP A 63 SHEET 4 A 5 ASP A 297 LEU A 301 -1 N ARG A 299 O ILE A 318 SHEET 5 A 5 PHE A 81 SER A 82 -1 N SER A 82 O ILE A 300 SHEET 1 B 3 GLN A 147 ASN A 149 0 SHEET 2 B 3 PRO A 403 VAL A 405 -1 O LEU A 404 N CYS A 148 SHEET 3 B 3 SER A 382 ILE A 383 -1 N SER A 382 O VAL A 405 SHEET 1 C 2 GLN A 227 VAL A 228 0 SHEET 2 C 2 ARG A 231 PRO A 232 -1 O ARG A 231 N VAL A 228 SHEET 1 D 2 TYR A 305 PHE A 307 0 SHEET 2 D 2 VAL A 310 LEU A 312 -1 O LEU A 312 N TYR A 305 SHEET 1 E 2 HIS A 391 LYS A 392 0 SHEET 2 E 2 GLY A 398 VAL A 399 -1 O GLY A 398 N LYS A 392 LINK O PRO A 15 K K A 429 1555 1555 3.12 LINK O PRO A 16 K K A 429 1555 1555 3.18 LINK O VAL A 18 K K A 429 1555 1555 2.86 LINK O GLU A 84 K K A 428 1555 1555 2.74 LINK O GLY A 93 K K A 428 1555 1555 2.94 LINK O GLU A 94 K K A 428 1555 1555 3.17 LINK O TYR A 96 K K A 428 1555 1555 2.93 LINK OG1 THR A 217 K K A 429 1455 1555 3.07 LINK SG CYS A 357 FE HEM A 417 1555 1555 2.23 LINK FE HEM A 417 C CMO A 420 1555 1555 1.83 LINK FE HEM A 417 O CMO A 420 1555 1555 2.95 LINK K K A 428 O HOH A 622 1555 1555 3.21 LINK K K A 428 O HOH A 630 1555 1555 3.19 LINK K K A 429 O HOH A 556 1555 1555 3.24 LINK K K A 429 O HOH A 598 1555 1555 3.18 CISPEP 1 ILE A 88 PRO A 89 0 0.12 CISPEP 2 ILE A 99 PRO A 100 0 0.48 CISPEP 3 PRO A 105 PRO A 106 0 0.08 SITE 1 AC1 4 GLU A 84 GLY A 93 GLU A 94 TYR A 96 SITE 1 AC2 5 LEU A 14 PRO A 15 PRO A 16 VAL A 18 SITE 2 AC2 5 THR A 217 SITE 1 AC3 17 PRO A 100 THR A 101 GLN A 108 ARG A 112 SITE 2 AC3 17 GLY A 248 THR A 252 ASP A 297 ARG A 299 SITE 3 AC3 17 GLN A 322 THR A 349 PHE A 350 GLY A 351 SITE 4 AC3 17 HIS A 355 CYS A 357 PRO A 358 CMO A 420 SITE 5 AC3 17 HOH A 448 SITE 1 AC4 4 GLY A 248 THR A 252 HEM A 417 CAM A 422 SITE 1 AC5 4 PHE A 87 TYR A 96 VAL A 247 CMO A 420 CRYST1 57.100 59.280 57.407 90.00 104.36 90.00 P 1 21 1 2 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 0.017513 0.000000 0.004484 0.00000 SCALE2 0.000000 0.016869 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017981 0.00000