HEADER OXIDOREDUCTASE 12-OCT-04 1XQD TITLE CRYSTAL STRUCTURE OF P450NOR COMPLEXED WITH 3-PYRIDINEALDEHYDE ADENINE TITLE 2 DINUCLEOTIDE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 55A1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: P450NOR; COMPND 5 EC: 1.7.99.7; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: FUSARIUM OXYSPORUM; SOURCE 3 ORGANISM_TAXID: 5507; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: JM109(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PRSET-C KEYWDS NITRIC OXIDE REDUCTASE, CYTOCHROME P450NOR, NADH COMPLEX, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.OSHIMA,S.FUSHINOBU,N.TAKAYA,F.SU,T.WAKAGI,H.SHOUN REVDAT 4 25-OCT-23 1XQD 1 REMARK REVDAT 3 10-NOV-21 1XQD 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1XQD 1 VERSN REVDAT 1 26-OCT-04 1XQD 0 JRNL AUTH R.OSHIMA,S.FUSHINOBU,F.SU,L.ZHANG,N.TAKAYA,H.SHOUN JRNL TITL STRUCTURAL EVIDENCE FOR DIRECT HYDRIDE TRANSFER FROM NADH TO JRNL TITL 2 CYTOCHROME P450NOR JRNL REF J.MOL.BIOL. V. 342 207 2004 JRNL REFN ISSN 0022-2836 JRNL PMID 15313618 JRNL DOI 10.1016/J.JMB.2004.07.009 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.54 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) (%) : 97.5 REMARK 3 NUMBER OF REFLECTIONS : 36850 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) : 0.206 REMARK 3 FREE R VALUE : 0.243 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1828 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5781 REMARK 3 BIN R VALUE (WORKING SET) : 0.2220 REMARK 3 BIN FREE R VALUE : 0.2700 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 304 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 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 : 87 REMARK 3 SOLVENT ATOMS : 493 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.43000 REMARK 3 B22 (A**2) : -1.41000 REMARK 3 B33 (A**2) : -6.02000 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) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.09 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) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.330 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) : 0.970 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.400 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.780 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.550 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 44.49 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 : HEMPAD.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : HEMPAD2.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1XQD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-OCT-04. REMARK 100 THE DEPOSITION ID IS D_1000030643. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-FEB-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL40B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9712 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36884 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.03300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.0000 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 (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.07100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 18.80 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: 1EHE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 35.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, SODIUM ACETATE, SODIUM REMARK 280 CACODYLATE, PH 7.50, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 278K 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 21.64800 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 81.63100 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 28.06050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 81.63100 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 21.64800 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 28.06050 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 ALA A 2 REMARK 465 SER A 3 REMARK 465 GLY A 4 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 29 61.75 -159.45 REMARK 500 CYS A 133 28.06 -145.02 REMARK 500 PHE A 144 -58.69 -144.35 REMARK 500 VAL A 324 -52.69 -129.79 REMARK 500 CYS A 352 119.01 -33.71 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 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 352 SG REMARK 620 2 HEM A 501 NA 96.0 REMARK 620 3 HEM A 501 NB 90.1 90.1 REMARK 620 4 HEM A 501 NC 86.0 178.0 89.7 REMARK 620 5 HEM A 501 ND 93.3 91.8 175.9 88.3 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 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DND A 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ULW RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF P450NOR SER73GLY/SER75GLY MUTANT DBREF 1XQD A 1 403 UNP P23295 NOR_FUSOX 0 402 SEQADV 1XQD GLY A 73 UNP P23295 SER 72 ENGINEERED MUTATION SEQADV 1XQD GLY A 75 UNP P23295 SER 74 ENGINEERED MUTATION SEQADV 1XQD GLN A 183 UNP P23295 GLU 182 SEE REMARK 999 SEQRES 1 A 403 MET ALA SER GLY ALA PRO SER PHE PRO PHE SER ARG ALA SEQRES 2 A 403 SER GLY PRO GLU PRO PRO ALA GLU PHE ALA LYS LEU ARG SEQRES 3 A 403 ALA THR ASN PRO VAL SER GLN VAL LYS LEU PHE ASP GLY SEQRES 4 A 403 SER LEU ALA TRP LEU VAL THR LYS HIS LYS ASP VAL CYS SEQRES 5 A 403 PHE VAL ALA THR SER GLU LYS LEU SER LYS VAL ARG THR SEQRES 6 A 403 ARG GLN GLY PHE PRO GLU LEU GLY ALA GLY GLY LYS GLN SEQRES 7 A 403 ALA ALA LYS ALA LYS PRO THR PHE VAL ASP MET ASP PRO SEQRES 8 A 403 PRO GLU HIS MET HIS GLN ARG SER MET VAL GLU PRO THR SEQRES 9 A 403 PHE THR PRO GLU ALA VAL LYS ASN LEU GLN PRO TYR ILE SEQRES 10 A 403 GLN ARG THR VAL ASP ASP LEU LEU GLU GLN MET LYS GLN SEQRES 11 A 403 LYS GLY CYS ALA ASN GLY PRO VAL ASP LEU VAL LYS GLU SEQRES 12 A 403 PHE ALA LEU PRO VAL PRO SER TYR ILE ILE TYR THR LEU SEQRES 13 A 403 LEU GLY VAL PRO PHE ASN ASP LEU GLU TYR LEU THR GLN SEQRES 14 A 403 GLN ASN ALA ILE ARG THR ASN GLY SER SER THR ALA ARG SEQRES 15 A 403 GLN ALA SER ALA ALA ASN GLN GLU LEU LEU ASP TYR LEU SEQRES 16 A 403 ALA ILE LEU VAL GLU GLN ARG LEU VAL GLU PRO LYS ASP SEQRES 17 A 403 ASP ILE ILE SER LYS LEU CYS THR GLU GLN VAL LYS PRO SEQRES 18 A 403 GLY ASN ILE ASP LYS SER ASP ALA VAL GLN ILE ALA PHE SEQRES 19 A 403 LEU LEU LEU VAL ALA GLY ASN ALA THR MET VAL ASN MET SEQRES 20 A 403 ILE ALA LEU GLY VAL ALA THR LEU ALA GLN HIS PRO ASP SEQRES 21 A 403 GLN LEU ALA GLN LEU LYS ALA ASN PRO SER LEU ALA PRO SEQRES 22 A 403 GLN PHE VAL GLU GLU LEU CYS ARG TYR HIS THR ALA SER SEQRES 23 A 403 ALA LEU ALA ILE LYS ARG THR ALA LYS GLU ASP VAL MET SEQRES 24 A 403 ILE GLY ASP LYS LEU VAL ARG ALA ASN GLU GLY ILE ILE SEQRES 25 A 403 ALA SER ASN GLN SER ALA ASN ARG ASP GLU GLU VAL PHE SEQRES 26 A 403 GLU ASN PRO ASP GLU PHE ASN MET ASN ARG LYS TRP PRO SEQRES 27 A 403 PRO GLN ASP PRO LEU GLY PHE GLY PHE GLY ASP HIS ARG SEQRES 28 A 403 CYS ILE ALA GLU HIS LEU ALA LYS ALA GLU LEU THR THR SEQRES 29 A 403 VAL PHE SER THR LEU TYR GLN LYS PHE PRO ASP LEU LYS SEQRES 30 A 403 VAL ALA VAL PRO LEU GLY LYS ILE ASN TYR THR PRO LEU SEQRES 31 A 403 ASN ARG ASP VAL GLY ILE VAL ASP LEU PRO VAL ILE PHE HET HEM A 501 43 HET DND A 502 44 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM DND NICOTINIC ACID ADENINE DINUCLEOTIDE HETSYN HEM HEME HETSYN DND DEAMIDO-NAD+ FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 DND C21 H27 N6 O15 P2 1+ FORMUL 4 HOH *493(H2 O) HELIX 1 1 ALA A 20 ASN A 29 1 10 HELIX 2 2 LYS A 47 SER A 57 1 11 HELIX 3 3 GLY A 73 ALA A 80 1 8 HELIX 4 4 THR A 85 MET A 89 5 5 HELIX 5 5 PRO A 92 SER A 99 1 8 HELIX 6 6 MET A 100 PHE A 105 5 6 HELIX 7 7 THR A 106 GLY A 132 1 27 HELIX 8 8 LEU A 140 PHE A 144 1 5 HELIX 9 9 LEU A 146 GLY A 158 1 13 HELIX 10 10 PRO A 160 ASN A 162 5 3 HELIX 11 11 ASP A 163 ASN A 176 1 14 HELIX 12 12 THR A 180 GLU A 205 1 26 HELIX 13 13 ASP A 209 GLN A 218 1 10 HELIX 14 14 ASP A 225 ALA A 239 1 15 HELIX 15 15 GLY A 240 HIS A 258 1 19 HELIX 16 16 HIS A 258 ASN A 268 1 11 HELIX 17 17 LEU A 271 HIS A 283 1 13 HELIX 18 18 SER A 314 ASN A 319 1 6 HELIX 19 19 ALA A 354 PHE A 373 1 20 HELIX 20 20 PRO A 381 ILE A 385 5 5 SHEET 1 A 5 VAL A 31 LYS A 35 0 SHEET 2 A 5 LEU A 41 VAL A 45 -1 O LEU A 44 N SER A 32 SHEET 3 A 5 GLY A 310 ALA A 313 1 O GLY A 310 N TRP A 43 SHEET 4 A 5 LYS A 291 ALA A 294 -1 N ARG A 292 O ILE A 311 SHEET 5 A 5 LEU A 60 SER A 61 -1 N SER A 61 O THR A 293 SHEET 1 B 3 VAL A 138 ASP A 139 0 SHEET 2 B 3 PRO A 400 ILE A 402 -1 O VAL A 401 N VAL A 138 SHEET 3 B 3 LYS A 377 VAL A 378 -1 N LYS A 377 O ILE A 402 SHEET 1 C 2 VAL A 298 ILE A 300 0 SHEET 2 C 2 LYS A 303 VAL A 305 -1 O VAL A 305 N VAL A 298 SHEET 1 D 2 ASN A 386 TYR A 387 0 SHEET 2 D 2 ILE A 396 ASP A 398 -1 O VAL A 397 N ASN A 386 LINK SG CYS A 352 FE HEM A 501 1555 1555 2.51 CISPEP 1 PHE A 8 PRO A 9 0 0.19 CISPEP 2 PRO A 91 PRO A 92 0 0.05 SITE 1 AC1 24 LYS A 62 PHE A 86 VAL A 87 HIS A 94 SITE 2 AC1 24 ARG A 98 PHE A 105 ILE A 153 ALA A 239 SITE 3 AC1 24 GLY A 240 THR A 243 MET A 244 ALA A 289 SITE 4 AC1 24 ILE A 290 ARG A 292 GLY A 344 PHE A 345 SITE 5 AC1 24 GLY A 346 HIS A 350 CYS A 352 ILE A 353 SITE 6 AC1 24 ALA A 354 DND A 502 HOH A 580 HOH A 661 SITE 1 AC2 29 ARG A 64 GLY A 75 GLY A 76 GLN A 78 SITE 2 AC2 29 ALA A 79 VAL A 87 ARG A 174 THR A 175 SITE 3 AC2 29 ALA A 184 ASN A 188 ALA A 239 GLY A 240 SITE 4 AC2 29 THR A 243 SER A 286 ALA A 289 HEM A 501 SITE 5 AC2 29 HOH A 525 HOH A 541 HOH A 556 HOH A 565 SITE 6 AC2 29 HOH A 568 HOH A 580 HOH A 582 HOH A 608 SITE 7 AC2 29 HOH A 621 HOH A 646 HOH A 715 HOH A 737 SITE 8 AC2 29 HOH A 789 CRYST1 43.296 56.121 163.262 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 0.023097 0.000000 0.000000 0.00000 SCALE2 0.000000 0.017819 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006125 0.00000