HEADER OXIDOREDUCTASE 16-MAY-97 1AKD TITLE CYTOCHROME P450CAM FROM PSEUDOMONAS PUTIDA, COMPLEXED WITH 1S-CAMPHOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450CAM; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CAMPHOR MONOOXYGENASE; COMPND 5 EC: 1.14.15.1; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: HEME LINKED BY CYS 357, SUBSTRATE (1S)-CAMPHOR BOUND COMPND 8 IN TWO CONFORMATIONS, A AND B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 ORGANISM_TAXID: 303; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS OXIDOREDUCTASE, OXYGENASE, CYTOCHROME P450, MONOOXYGENASE, ELECTRON KEYWDS 2 TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR I.SCHLICHTING,C.JUNG,H.SCHULZE REVDAT 4 03-APR-24 1AKD 1 REMARK REVDAT 3 07-FEB-24 1AKD 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1AKD 1 VERSN REVDAT 1 19-NOV-97 1AKD 0 JRNL AUTH I.SCHLICHTING,C.JUNG,H.SCHULZE JRNL TITL CRYSTAL STRUCTURE OF CYTOCHROME P-450CAM COMPLEXED WITH THE JRNL TITL 2 (1S)-CAMPHOR ENANTIOMER. JRNL REF FEBS LETT. V. 415 253 1997 JRNL REFN ISSN 0014-5793 JRNL PMID 9357977 JRNL DOI 10.1016/S0014-5793(97)01135-6 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.L.POULOS,B.C.FINZEL,A.J.HOWARD REMARK 1 TITL HIGH-RESOLUTION CRYSTAL STRUCTURE OF CYTOCHROME P450CAM REMARK 1 REF J.MOL.BIOL. V. 195 687 1987 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.0 REMARK 3 NUMBER OF REFLECTIONS : 41095 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.265 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.88 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 83.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2272 REMARK 3 BIN R VALUE (WORKING SET) : 0.3300 REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 0.35 REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3208 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 271 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 34.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.620 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19X.HEME REMARK 3 PARAMETER FILE 3 : PARAM19.SOL REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19X.HEME REMARK 3 TOPOLOGY FILE 3 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1AKD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170924. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JAN-96 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.95 REMARK 200 MONOCHROMATOR : MONOCHROMATOR REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41095 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 26.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.04600 REMARK 200 R SYM (I) : 0.04600 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL 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) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 69.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.28400 REMARK 200 R SYM FOR SHELL (I) : 0.28400 REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.851 REMARK 200 STARTING MODEL: UNPUBLISHED COORDINATES FROM TETRAGONAL FORM OF REMARK 200 P450CAM REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.55 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED BY DIALYSIS REMARK 280 FROM 10% PEG 8000, 50 MM TRISHCL PH 7.4, 250 MM KCL, 100 MM DTE, REMARK 280 IN THE PRESENCE OF EXCESS (1S)-CAMPHOR., DIALYSIS 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 32.15000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.40000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.40000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 32.15000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.10000 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 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 465 ALA A 9 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 ARG A 67 NE - CZ - NH2 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG A 143 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 ARG A 290 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 299 NE - CZ - NH2 ANGL. DEV. = 3.3 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 ASN A 30 74.62 -157.99 REMARK 500 TYR A 154 -50.56 -130.90 REMARK 500 ASP A 251 30.73 -143.64 REMARK 500 THR A 252 -71.65 -121.46 REMARK 500 LEU A 294 -3.11 -141.39 REMARK 500 ASP A 297 -163.67 -128.08 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 515 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 84 O REMARK 620 2 GLY A 93 O 79.3 REMARK 620 3 GLU A 94 O 142.6 70.7 REMARK 620 4 TYR A 96 O 109.1 89.7 92.9 REMARK 620 N 1 2 3 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 97.6 REMARK 620 3 HEM A 417 NB 88.4 90.5 REMARK 620 4 HEM A 417 NC 88.8 173.4 88.3 REMARK 620 5 HEM A 417 ND 96.7 89.7 174.8 90.9 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 K A 515 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 417 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CAM A 420 DBREF 1AKD A 1 414 UNP P00183 CPXA_PSEPU 1 414 SEQADV 1AKD GLN A 276 UNP P00183 GLU 276 CONFLICT 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 GLN 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 CYS 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 LEU 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 515 1 HET HEM A 417 43 HET CAM A 420 22 HETNAM K POTASSIUM ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CAM CAMPHOR HETSYN HEM HEME FORMUL 2 K K 1+ FORMUL 3 HEM C34 H32 FE N4 O4 FORMUL 4 CAM C10 H16 O FORMUL 5 HOH *271(H2 O) HELIX 1 1 GLU A 20 LEU A 22 5 3 HELIX 2 2 LEU A 34 ALA A 36 5 3 HELIX 3 3 VAL A 38 GLN A 46 1 9 HELIX 4 4 GLY A 68 GLU A 76 1 9 HELIX 5 5 SER A 83 CYS A 85 5 3 HELIX 6 6 ARG A 90 ALA A 95 1 6 HELIX 7 7 GLU A 107 VAL A 119 5 13 HELIX 8 8 MET A 121 GLN A 145 1 25 HELIX 9 9 PHE A 150 ASP A 153 1 4 HELIX 10 10 ALA A 155 LEU A 166 1 12 HELIX 11 11 GLU A 171 THR A 185 5 15 HELIX 12 12 PHE A 193 GLN A 213 1 21 HELIX 13 13 ALA A 219 ALA A 224 1 6 HELIX 14 14 SER A 235 LEU A 250 1 16 HELIX 15 15 VAL A 253 LYS A 266 1 14 HELIX 16 16 PRO A 268 GLN A 276 1 9 HELIX 17 17 PRO A 278 ARG A 291 5 14 HELIX 18 18 GLN A 322 SER A 325 1 4 HELIX 19 19 GLY A 353 HIS A 355 5 3 HELIX 20 20 GLN A 360 LEU A 375 1 16 SHEET 1 A 4 LEU A 53 THR A 56 0 SHEET 2 A 4 HIS A 62 ALA A 65 -1 N ILE A 64 O VAL A 54 SHEET 3 A 4 GLN A 317 LEU A 320 1 N LEU A 319 O TRP A 63 SHEET 4 A 4 GLY A 298 ILE A 300 -1 N ARG A 299 O ILE A 318 SHEET 1 B 2 GLN A 147 ASN A 149 0 SHEET 2 B 2 PRO A 403 VAL A 405 -1 N LEU A 404 O CYS A 148 SHEET 1 C 2 TYR A 305 PHE A 307 0 SHEET 2 C 2 VAL A 310 LEU A 312 -1 N LEU A 312 O TYR A 305 LINK O GLU A 84 K K A 515 1555 1555 2.61 LINK O GLY A 93 K K A 515 1555 1555 3.13 LINK O GLU A 94 K K A 515 1555 1555 3.14 LINK O TYR A 96 K K A 515 1555 1555 2.40 LINK SG CYS A 357 FE HEM A 417 1555 1555 2.34 CISPEP 1 ILE A 88 PRO A 89 0 6.53 CISPEP 2 ILE A 99 PRO A 100 0 10.15 CISPEP 3 PRO A 105 PRO A 106 0 16.72 SITE 1 AC1 4 GLU A 84 GLY A 93 GLU A 94 TYR A 96 SITE 1 AC2 18 THR A 101 GLN A 108 ARG A 112 LEU A 245 SITE 2 AC2 18 GLY A 248 GLY A 249 THR A 252 ASP A 297 SITE 3 AC2 18 ARG A 299 GLN A 322 THR A 349 PHE A 350 SITE 4 AC2 18 GLY A 351 HIS A 355 CYS A 357 CAM A 420 SITE 5 AC2 18 HOH A 511 HOH A7014 SITE 1 AC3 5 PHE A 87 TYR A 96 THR A 185 VAL A 247 SITE 2 AC3 5 HEM A 417 CRYST1 64.300 66.200 106.800 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 0.015552 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015106 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009363 0.00000