HEADER OXIDOREDUCTASE (OXYGENASE) 14-JUL-95 1OXA TITLE CYTOCHROME P450 (DONOR:O2 OXIDOREDUCTASE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 ERYF; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROPOLYSPORA ERYTHRAEA; SOURCE 3 ORGANISM_TAXID: 1836 KEYWDS OXIDOREDUCTASE (OXYGENASE) EXPDTA X-RAY DIFFRACTION AUTHOR J.R.CUPP-VICKERY,T.L.POULOS REVDAT 2 24-FEB-09 1OXA 1 VERSN REVDAT 1 07-DEC-95 1OXA 0 JRNL AUTH J.R.CUPP-VICKERY,T.L.POULOS JRNL TITL STRUCTURE OF CYTOCHROME P450ERYF INVOLVED IN JRNL TITL 2 ERYTHROMYCIN BIOSYNTHESIS. JRNL REF NAT.STRUCT.BIOL. V. 2 144 1995 JRNL REFN ISSN 1072-8368 JRNL PMID 7749919 JRNL DOI 10.1038/NSB0295-144 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.R.CUPP-VICKERY,H.LI,T.L.POULOS REMARK 1 TITL PRELIMINARY CRYSTALLOGRAPHIC ANALYSIS OF AN ENZYME REMARK 1 TITL 2 INVOLVED IN ERYTHROMYCIN BIOSYNTHESIS: CYTOCHROME REMARK 1 TITL 3 P450ERYF REMARK 1 REF PROTEINS V. 20 197 1994 REMARK 1 REFN ISSN 0887-3585 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL 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 : 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 : 3139 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 70 REMARK 3 SOLVENT ATOMS : 241 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.34 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES 160 - 166 WERE NOT VISIBLE REMARK 3 IN THE ELECTRON DENSITY. RESIDUE NUMBER 1 IS NOT VISIBLE. REMARK 4 REMARK 4 1OXA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS-NICOLET X100 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN, SDMS REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23771 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.05380 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL 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: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: TWO DERIVATIVE DATA SETS WERE ACQUIRED WITH A SIEMENS X REMARK 200 -1000 AREA DETECTOR AND A ROTATING ANODE EQUIPPED WITH REMARK 200 FOCUSING, MIRROR OPTICS. A NATIVE DATA SET WAS COLLECTED WITH REMARK 200 TWO MARK III AREA DETECTORS AND A RIGAKU ROTATING ANODE AT THE REMARK 200 UNIVERSITY OF CALIFORNIA, SAN DIEGO, U.S.A. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 27.08000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 49.74000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.83500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 49.74000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.08000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.83500 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 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 LEU A 7 -5.96 -59.98 REMARK 500 ASP A 134 23.64 -153.02 REMARK 500 PHE A 144 -66.32 -144.29 REMARK 500 ALA A 163 -40.69 177.16 REMARK 500 GLN A 346 132.69 -175.55 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 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 531 DISTANCE = 10.02 ANGSTROMS REMARK 525 HOH A 543 DISTANCE = 9.73 ANGSTROMS REMARK 525 HOH A 566 DISTANCE = 7.87 ANGSTROMS REMARK 525 HOH A 571 DISTANCE = 5.53 ANGSTROMS REMARK 525 HOH A 573 DISTANCE = 13.00 ANGSTROMS REMARK 525 HOH A 592 DISTANCE = 6.39 ANGSTROMS REMARK 525 HOH A 610 DISTANCE = 5.50 ANGSTROMS REMARK 525 HOH A 624 DISTANCE = 6.83 ANGSTROMS REMARK 525 HOH A 642 DISTANCE = 10.83 ANGSTROMS REMARK 525 HOH A 656 DISTANCE = 7.33 ANGSTROMS REMARK 525 HOH A 673 DISTANCE = 13.14 ANGSTROMS REMARK 525 HOH A 674 DISTANCE = 8.53 ANGSTROMS REMARK 525 HOH A 681 DISTANCE = 6.90 ANGSTROMS REMARK 525 HOH A 699 DISTANCE = 6.43 ANGSTROMS REMARK 525 HOH A 708 DISTANCE = 9.57 ANGSTROMS REMARK 525 HOH A 712 DISTANCE = 10.88 ANGSTROMS REMARK 525 HOH A 713 DISTANCE = 9.26 ANGSTROMS REMARK 525 HOH A 715 DISTANCE = 6.34 ANGSTROMS 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 410 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DEB A 420 DBREF 1OXA A 3 404 UNP Q00441 CPXJ_SACER 3 404 SEQADV 1OXA SER A 18 UNP Q00441 ARG 18 CONFLICT SEQADV 1OXA ALA A 162 UNP Q00441 LYS 162 CONFLICT SEQADV 1OXA ALA A 163 UNP Q00441 TYR 163 CONFLICT SEQADV 1OXA ALA A 166 UNP Q00441 GLU 166 CONFLICT SEQADV 1OXA SER A 217 UNP Q00441 ARG 217 CONFLICT SEQADV 1OXA ALA A 269 UNP Q00441 ARG 269 CONFLICT SEQADV 1OXA SER A 324 UNP Q00441 LYS 324 CONFLICT SEQRES 1 A 403 ALA THR VAL PRO ASP LEU GLU SER ASP SER PHE HIS VAL SEQRES 2 A 403 ASP TRP TYR SER THR TYR ALA GLU LEU ARG GLU THR ALA SEQRES 3 A 403 PRO VAL THR PRO VAL ARG PHE LEU GLY GLN ASP ALA TRP SEQRES 4 A 403 LEU VAL THR GLY TYR ASP GLU ALA LYS ALA ALA LEU SER SEQRES 5 A 403 ASP LEU ARG LEU SER SER ASP PRO LYS LYS LYS TYR PRO SEQRES 6 A 403 GLY VAL GLU VAL GLU PHE PRO ALA TYR LEU GLY PHE PRO SEQRES 7 A 403 GLU ASP VAL ARG ASN TYR PHE ALA THR ASN MET GLY THR SEQRES 8 A 403 SER ASP PRO PRO THR HIS THR ARG LEU ARG LYS LEU VAL SEQRES 9 A 403 SER GLN GLU PHE THR VAL ARG ARG VAL GLU ALA MET ARG SEQRES 10 A 403 PRO ARG VAL GLU GLN ILE THR ALA GLU LEU LEU ASP GLU SEQRES 11 A 403 VAL GLY ASP SER GLY VAL VAL ASP ILE VAL ASP ARG PHE SEQRES 12 A 403 ALA HIS PRO LEU PRO ILE LYS VAL ILE CYS GLU LEU LEU SEQRES 13 A 403 GLY VAL ASP GLU ALA ALA ARG GLY ALA PHE GLY ARG TRP SEQRES 14 A 403 SER SER GLU ILE LEU VAL MET ASP PRO GLU ARG ALA GLU SEQRES 15 A 403 GLN ARG GLY GLN ALA ALA ARG GLU VAL VAL ASN PHE ILE SEQRES 16 A 403 LEU ASP LEU VAL GLU ARG ARG ARG THR GLU PRO GLY ASP SEQRES 17 A 403 ASP LEU LEU SER ALA LEU ILE SER VAL GLN ASP ASP ASP SEQRES 18 A 403 ASP GLY ARG LEU SER ALA ASP GLU LEU THR SER ILE ALA SEQRES 19 A 403 LEU VAL LEU LEU LEU ALA GLY PHE GLU ALA SER VAL SER SEQRES 20 A 403 LEU ILE GLY ILE GLY THR TYR LEU LEU LEU THR HIS PRO SEQRES 21 A 403 ASP GLN LEU ALA LEU VAL ARG ALA ASP PRO SER ALA LEU SEQRES 22 A 403 PRO ASN ALA VAL GLU GLU ILE LEU ARG TYR ILE ALA PRO SEQRES 23 A 403 PRO GLU THR THR THR ARG PHE ALA ALA GLU GLU VAL GLU SEQRES 24 A 403 ILE GLY GLY VAL ALA ILE PRO GLN TYR SER THR VAL LEU SEQRES 25 A 403 VAL ALA ASN GLY ALA ALA ASN ARG ASP PRO SER GLN PHE SEQRES 26 A 403 PRO ASP PRO HIS ARG PHE ASP VAL THR ARG ASP THR ARG SEQRES 27 A 403 GLY HIS LEU SER PHE GLY GLN GLY ILE HIS PHE CYS MET SEQRES 28 A 403 GLY ARG PRO LEU ALA LYS LEU GLU GLY GLU VAL ALA LEU SEQRES 29 A 403 ARG ALA LEU PHE GLY ARG PHE PRO ALA LEU SER LEU GLY SEQRES 30 A 403 ILE ASP ALA ASP ASP VAL VAL TRP ARG ARG SER LEU LEU SEQRES 31 A 403 LEU ARG GLY ILE ASP HIS LEU PRO VAL ARG LEU ASP GLY HET HEM A 410 43 HET DEB A 420 27 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM DEB 6-DEOXYERYTHRONOLIDE B HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 DEB C21 H38 O6 FORMUL 4 HOH *241(H2 O) HELIX 1 1 ASP A 10 PHE A 12 5 3 HELIX 2 2 TRP A 16 THR A 26 1 11 HELIX 3 3 TYR A 45 SER A 53 1 9 HELIX 4 4 PRO A 73 TYR A 75 5 3 HELIX 5 5 GLU A 80 PHE A 86 1 7 HELIX 6 6 MET A 90 THR A 92 5 3 HELIX 7 7 THR A 97 SER A 106 1 10 HELIX 8 8 VAL A 111 VAL A 132 1 22 HELIX 9 9 ILE A 140 ARG A 143 1 4 HELIX 10 10 ALA A 145 LEU A 157 1 13 HELIX 11 11 ALA A 166 LEU A 175 1 10 HELIX 12 12 PRO A 179 THR A 205 5 27 HELIX 13 13 LEU A 211 SER A 217 1 7 HELIX 14 14 ALA A 228 THR A 259 1 32 HELIX 15 15 PRO A 261 ALA A 269 1 9 HELIX 16 16 PRO A 271 TYR A 284 5 14 HELIX 17 17 ASN A 316 ARG A 321 1 6 HELIX 18 18 ARG A 354 ARG A 371 1 18 HELIX 19 19 ALA A 381 ASP A 383 5 3 SHEET 1 A 4 VAL A 29 PHE A 34 0 SHEET 2 A 4 GLN A 37 VAL A 42 -1 N LEU A 41 O THR A 30 SHEET 3 A 4 THR A 311 VAL A 314 1 N THR A 311 O TRP A 40 SHEET 4 A 4 THR A 291 PHE A 294 -1 N ARG A 293 O VAL A 312 SHEET 1 B 2 VAL A 137 ASP A 139 0 SHEET 2 B 2 PRO A 399 ARG A 401 -1 N VAL A 400 O VAL A 138 SHEET 1 C 2 VAL A 299 ILE A 301 0 SHEET 2 C 2 VAL A 304 ILE A 306 -1 N ILE A 306 O VAL A 299 LINK FE HEM A 410 SG CYS A 351 1555 1555 2.17 CISPEP 1 PRO A 95 PRO A 96 0 0.10 SITE 1 AC1 19 MET A 90 GLY A 91 HIS A 98 ARG A 102 SITE 2 AC1 19 PHE A 109 ALA A 245 PRO A 288 ARG A 293 SITE 3 AC1 19 SER A 343 ILE A 348 HIS A 349 CYS A 351 SITE 4 AC1 19 GLY A 353 ALA A 357 DEB A 420 HOH A 501 SITE 5 AC1 19 HOH A 502 HOH A 545 HOH A 547 SITE 1 AC2 9 GLY A 91 THR A 92 VAL A 237 ALA A 241 SITE 2 AC2 9 LEU A 392 HEM A 410 HOH A 510 HOH A 519 SITE 3 AC2 9 HOH A 563 CRYST1 54.160 79.670 99.480 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 0.018464 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012552 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010052 0.00000