HEADER OXIDOREDUCTASE 24-JUL-01 1EB7 TITLE CRYSTAL STRUCTURE OF THE DI-HAEM CYTOCHROME C PEROXIDASE TITLE 2 FROM PSEUDOMONAS AERUGINOSA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C551 PEROXIDASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYTOCHROME C PEROXIDASE, CCP, DI-HAEM CYTOCHROME COMPND 5 C PEROXIDASE; COMPND 6 EC: 1.11.1.5 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287; SOURCE 4 STRAIN: NTCC 6750 KEYWDS OXIDOREDUCTASE, PEROXIDASE, HEME, ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR V.FULOP REVDAT 2 24-FEB-09 1EB7 1 VERSN REVDAT 1 24-JUL-01 1EB7 0 JRNL AUTH V.FULOP,C.J.RIDOUT,C.GREENWOOD,J.HAJDU JRNL TITL CRYSTAL STRUCTURE OF THE DI-HAEMCYTOCHROME C JRNL TITL 2 PEROXIDASE FROM PSEUDOMONAS AERUGINOSA JRNL REF STRUCTURE V. 3 1225 1995 JRNL REFN ISSN 0969-2126 JRNL PMID 8591033 JRNL DOI 10.1016/S0969-2126(01)00258-1 REMARK 2 REMARK 2 RESOLUTION. 2.4 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.4 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.0 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.0 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96 REMARK 3 NUMBER OF REFLECTIONS : 20120 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) : 0.172 REMARK 3 FREE R VALUE : 0.220 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.0 REMARK 3 FREE R VALUE TEST SET COUNT : 793 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL 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 : 2435 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 87 REMARK 3 SOLVENT ATOMS : 73 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 40.6 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 49.7 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) : 0.39 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) : 0.01 REMARK 3 BOND ANGLES (DEGREES) : 2.0 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 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 : NULL REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES 223-228 WERE DISORDERED AND REMARK 3 NOT INCLUDED IN THE MODEL REMARK 4 REMARK 4 1EB7 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-JUL-01. REMARK 100 THE PDBE ID CODE IS EBI-8381. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-FEB-93 REMARK 200 TEMPERATURE (KELVIN) : 293.0 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.5 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 : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 20541 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 3.900 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.5000 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: MIR REMARK 200 SOFTWARE USED: CCP4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 64 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SEE REFERENCE REMARK 280 FULOP ET AL. J.MOL.BIOL. 232, 1208-1210 (1993) REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 24.00000 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 48.00000 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 48.00000 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 24.00000 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 GENERATING THE BIOMOLECULE 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PQS 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 350 BIOMT1 2 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 72.00000 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 SER A 223 REMARK 465 VAL A 224 REMARK 465 LEU A 225 REMARK 465 PRO A 226 REMARK 465 SER A 227 REMARK 465 GLY A 228 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 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 GLN A 17 142.52 -170.48 REMARK 500 ARG A 42 1.56 -68.89 REMARK 500 HIS A 55 61.23 -119.33 REMARK 500 ASN A 56 109.19 -57.78 REMARK 500 GLU A 103 -13.96 -144.26 REMARK 500 SER A 117 -146.53 -164.74 REMARK 500 ASP A 177 84.90 -45.56 REMARK 500 SER A 198 -7.45 -59.82 REMARK 500 PRO A 213 48.97 -78.65 REMARK 500 ASP A 221 84.42 110.99 REMARK 500 SER A 240 146.83 -170.43 REMARK 500 ASP A 241 8.76 -65.95 REMARK 500 PHE A 260 158.88 69.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 ASP A 221 24.7 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): 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 CA A 403 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 79 OD1 REMARK 620 2 THR A 256 O 150.7 REMARK 620 3 PRO A 258 O 90.8 85.1 REMARK 620 4 HOH A2018 O 83.9 98.5 174.2 REMARK 620 5 HOH A2049 O 78.5 72.6 91.0 85.7 REMARK 620 6 HOH A2017 O 71.9 137.0 91.6 88.9 150.4 REMARK 620 7 HOH A2048 O 137.5 70.6 108.4 77.2 136.2 70.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A 401 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 71 NE2 REMARK 620 2 HEC A 401 ND 86.9 REMARK 620 3 HIS A 55 NE2 176.2 92.9 REMARK 620 4 HEC A 401 NB 91.6 177.1 88.7 REMARK 620 5 HEC A 401 NC 94.0 91.0 89.9 86.6 REMARK 620 6 HEC A 401 NA 87.1 91.9 89.1 90.5 177.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEC A 402 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 201 NE2 REMARK 620 2 MET A 275 SD 177.2 REMARK 620 3 HEC A 402 NA 97.8 84.0 REMARK 620 4 HEC A 402 NB 90.7 87.3 88.4 REMARK 620 5 HEC A 402 NC 86.2 91.9 175.9 90.8 REMARK 620 6 HEC A 402 ND 95.4 86.6 93.4 173.4 87.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEC A 402 DBREF 1EB7 A 1 323 UNP P14532 CCPR_PSEAE 24 346 SEQRES 1 A 323 ASP ALA LEU HIS ASP GLN ALA SER ALA LEU PHE LYS PRO SEQRES 2 A 323 ILE PRO GLU GLN VAL THR GLU LEU ARG GLY GLN PRO ILE SEQRES 3 A 323 SER GLU GLN GLN ARG GLU LEU GLY LYS LYS LEU PHE PHE SEQRES 4 A 323 ASP PRO ARG LEU SER ARG SER HIS VAL LEU SER CYS ASN SEQRES 5 A 323 THR CYS HIS ASN VAL GLY THR GLY GLY ALA ASP ASN VAL SEQRES 6 A 323 PRO THR SER VAL GLY HIS GLY TRP GLN LYS GLY PRO ARG SEQRES 7 A 323 ASN SER PRO THR VAL PHE ASN ALA VAL PHE ASN ALA ALA SEQRES 8 A 323 GLN PHE TRP ASP GLY ARG ALA LYS ASP LEU GLY GLU GLN SEQRES 9 A 323 ALA LYS GLY PRO ILE GLN ASN SER VAL GLU MET HIS SER SEQRES 10 A 323 THR PRO GLN LEU VAL GLU GLN THR LEU GLY SER ILE PRO SEQRES 11 A 323 GLU TYR VAL ASP ALA PHE ARG LYS ALA PHE PRO LYS ALA SEQRES 12 A 323 GLY LYS PRO VAL SER PHE ASP ASN MET ALA LEU ALA ILE SEQRES 13 A 323 GLU ALA TYR GLU ALA THR LEU VAL THR PRO ASP SER PRO SEQRES 14 A 323 PHE ASP LEU TYR LEU LYS GLY ASP ASP LYS ALA LEU ASP SEQRES 15 A 323 ALA GLN GLN LYS LYS GLY LEU LYS ALA PHE MET ASP SER SEQRES 16 A 323 GLY CYS SER ALA CYS HIS ASN GLY ILE ASN LEU GLY GLY SEQRES 17 A 323 GLN ALA TYR PHE PRO PHE GLY LEU VAL LYS LYS PRO ASP SEQRES 18 A 323 ALA SER VAL LEU PRO SER GLY ASP LYS GLY ARG PHE ALA SEQRES 19 A 323 VAL THR LYS THR GLN SER ASP GLU TYR VAL PHE ARG ALA SEQRES 20 A 323 ALA PRO LEU ARG ASN VAL ALA LEU THR ALA PRO TYR PHE SEQRES 21 A 323 HIS SER GLY GLN VAL TRP GLU LEU LYS ASP ALA VAL ALA SEQRES 22 A 323 ILE MET GLY ASN ALA GLN LEU GLY LYS GLN LEU ALA PRO SEQRES 23 A 323 ASP ASP VAL GLU ASN ILE VAL ALA PHE LEU HIS SER LEU SEQRES 24 A 323 SER GLY LYS GLN PRO ARG VAL GLU TYR PRO LEU LEU PRO SEQRES 25 A 323 ALA SER THR GLU THR THR PRO ARG PRO ALA GLU HET CA A 403 1 HET HEC A 401 43 HET HEC A 402 43 HETNAM CA CALCIUM ION HETNAM HEC HEME C FORMUL 2 CA CA 2+ FORMUL 3 HEC 2(C34 H34 FE N4 O4) FORMUL 5 HOH *73(H2 O1) HELIX 1 1 ASP A 1 PHE A 11 1 11 HELIX 2 2 SER A 27 ASP A 40 1 14 HELIX 3 3 PRO A 41 SER A 44 5 4 HELIX 4 4 SER A 50 HIS A 55 1 6 HELIX 5 5 ASN A 85 ASN A 89 5 5 HELIX 6 6 LYS A 99 GLU A 103 5 5 HELIX 7 7 GLY A 107 SER A 117 1 11 HELIX 8 8 THR A 118 SER A 128 1 11 HELIX 9 9 ILE A 129 PHE A 140 1 12 HELIX 10 10 SER A 148 LEU A 163 1 16 HELIX 11 11 SER A 168 LYS A 175 1 8 HELIX 12 12 ASP A 182 SER A 195 1 14 HELIX 13 13 GLY A 196 CYS A 200 5 5 HELIX 14 14 ASN A 252 THR A 256 5 5 HELIX 15 15 GLU A 267 GLY A 276 1 10 HELIX 16 16 ALA A 285 SER A 298 1 14 SHEET 1 AA 2 GLU A 20 LEU A 21 0 SHEET 2 AA 2 GLN A 24 PRO A 25 -1 O GLN A 24 N LEU A 21 SHEET 1 AB 3 ASP A 95 ARG A 97 0 SHEET 2 AB 3 TYR A 243 ARG A 246 -1 O VAL A 244 N GLY A 96 SHEET 3 AB 3 TYR A 211 PHE A 212 -1 O PHE A 212 N PHE A 245 SHEET 1 AC 2 PHE A 214 LYS A 218 0 SHEET 2 AC 2 PHE A 233 LYS A 237 -1 O ALA A 234 N VAL A 217 LINK SG CYS A 51 CAB HEC A 401 1555 1555 1.81 LINK SG CYS A 54 CAC HEC A 401 1555 1555 1.77 LINK NE2 HIS A 55 FE HEC A 401 1555 1555 1.91 LINK NE2 HIS A 71 FE HEC A 401 1555 1555 1.92 LINK SG CYS A 197 CBB HEC A 402 1555 1555 2.05 LINK SG CYS A 197 CAB HEC A 402 1555 1555 1.80 LINK SG CYS A 200 CAC HEC A 402 1555 1555 1.79 LINK NE2 HIS A 201 FE HEC A 402 1555 1555 1.92 LINK FE HEC A 402 SD MET A 275 1555 1555 2.32 LINK CA CA A 403 O HOH A2048 1555 1555 2.30 LINK CA CA A 403 O HOH A2017 1555 1555 2.34 LINK CA CA A 403 O HOH A2049 1555 1555 2.33 LINK CA CA A 403 O HOH A2018 1555 1555 2.27 LINK CA CA A 403 O PRO A 258 1555 1555 2.25 LINK CA CA A 403 O THR A 256 1555 1555 2.23 LINK CA CA A 403 OD1 ASN A 79 1555 1555 2.23 CISPEP 1 ALA A 257 PRO A 258 0 -0.01 SITE 1 AC1 7 ASN A 79 THR A 256 PRO A 258 HOH A2017 SITE 2 AC1 7 HOH A2018 HOH A2048 HOH A2049 SITE 1 AC2 23 CYS A 51 CYS A 54 HIS A 55 SER A 68 SITE 2 AC2 23 VAL A 69 GLY A 70 HIS A 71 GLN A 74 SITE 3 AC2 23 ARG A 78 SER A 80 PRO A 81 ALA A 86 SITE 4 AC2 23 ASN A 89 GLN A 92 PHE A 93 TRP A 94 SITE 5 AC2 23 PRO A 108 SER A 112 GLU A 160 ARG A 246 SITE 6 AC2 23 HOH A2071 HOH A2072 HOH A2073 SITE 1 AC3 17 TRP A 94 GLY A 196 CYS A 197 CYS A 200 SITE 2 AC3 17 HIS A 201 PHE A 214 GLY A 215 LEU A 216 SITE 3 AC3 17 ARG A 246 TYR A 259 PHE A 260 HIS A 261 SITE 4 AC3 17 MET A 275 LEU A 280 HOH A2017 HOH A2042 SITE 5 AC3 17 HOH A2048 CRYST1 113.900 113.900 72.000 90.00 90.00 120.00 P 31 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 0.008780 0.005069 0.000000 0.00000 SCALE2 0.000000 0.010138 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013889 0.00000