HEADER OXIDOREDUCTASE 16-SEP-03 1ULW TITLE CRYSTAL STRUCTURE OF P450NOR SER73GLY/SER75GLY MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 55A1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYPLVA1, P450 DNIR, NITRIC-OXIDE REDUCTASE, 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 KEYWDS NITRIC OXIDE REDUCTASE, CYTOCHROME P450NOR, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.OSHIMA,S.FUSHINOBU,F.SU,Z.LI,N.TAKAYA,H.SHOUN REVDAT 5 25-OCT-23 1ULW 1 REMARK REVDAT 4 10-NOV-21 1ULW 1 REMARK SEQADV LINK REVDAT 3 11-DEC-19 1ULW 1 REMARK REVDAT 2 24-FEB-09 1ULW 1 VERSN REVDAT 1 05-OCT-04 1ULW 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. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 26.77 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1172937.270 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 84.4 REMARK 3 NUMBER OF REFLECTIONS : 24150 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) : 0.205 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1197 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3990 REMARK 3 BIN R VALUE (WORKING SET) : 0.2190 REMARK 3 BIN FREE R VALUE : 0.2900 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 203 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 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 : 43 REMARK 3 SOLVENT ATOMS : 410 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 8.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.93000 REMARK 3 B22 (A**2) : 3.06000 REMARK 3 B33 (A**2) : -0.13000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.12000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.13 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) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.22 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) : 20.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.870 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) : 1.140 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.610 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.750 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.450 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.32 REMARK 3 BSOL : 35.71 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 : HEM.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 : HEM.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 1ULW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-SEP-03. REMARK 100 THE DEPOSITION ID IS D_1000005970. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-APR-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-6A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9780 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 33327 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 26.770 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.11900 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.36100 REMARK 200 R SYM FOR SHELL (I) : 0.07300 REMARK 200 FOR SHELL : NULL 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: PDB ENTRY 1EHE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG8000, 0.2M SODIUM ACETATE, SODIUM REMARK 280 CACODYLATE, PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 278K 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 39.68600 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A MONOMER. 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 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 67.00 -168.76 REMARK 500 CYS A 133 29.42 -140.73 REMARK 500 PHE A 144 -58.30 -146.57 REMARK 500 LYS A 207 -169.80 -124.58 REMARK 500 ARG A 351 129.91 -38.73 REMARK 500 CYS A 352 120.01 -30.02 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 96.2 REMARK 620 3 HEM A 501 NB 90.5 89.4 REMARK 620 4 HEM A 501 NC 85.1 178.4 89.5 REMARK 620 5 HEM A 501 ND 90.9 92.6 177.4 88.5 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 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1J3O RELATED DB: PDB REMARK 900 1J3O CONTAINS THE SAME PROTEIN WITH AN NADH ANALOGUE DBREF 1ULW A 2 403 UNP P23295 NOR_FUSOX 1 402 SEQADV 1ULW GLY A 73 UNP P23295 SER 72 ENGINEERED MUTATION SEQADV 1ULW GLY A 75 UNP P23295 SER 74 ENGINEERED MUTATION SEQRES 1 A 402 ALA SER GLY ALA PRO SER PHE PRO PHE SER ARG ALA SER SEQRES 2 A 402 GLY PRO GLU PRO PRO ALA GLU PHE ALA LYS LEU ARG ALA SEQRES 3 A 402 THR ASN PRO VAL SER GLN VAL LYS LEU PHE ASP GLY SER SEQRES 4 A 402 LEU ALA TRP LEU VAL THR LYS HIS LYS ASP VAL CYS PHE SEQRES 5 A 402 VAL ALA THR SER GLU LYS LEU SER LYS VAL ARG THR ARG SEQRES 6 A 402 GLN GLY PHE PRO GLU LEU GLY ALA GLY GLY LYS GLN ALA SEQRES 7 A 402 ALA LYS ALA LYS PRO THR PHE VAL ASP MET ASP PRO PRO SEQRES 8 A 402 GLU HIS MET HIS GLN ARG SER MET VAL GLU PRO THR PHE SEQRES 9 A 402 THR PRO GLU ALA VAL LYS ASN LEU GLN PRO TYR ILE GLN SEQRES 10 A 402 ARG THR VAL ASP ASP LEU LEU GLU GLN MET LYS GLN LYS SEQRES 11 A 402 GLY CYS ALA ASN GLY PRO VAL ASP LEU VAL LYS GLU PHE SEQRES 12 A 402 ALA LEU PRO VAL PRO SER TYR ILE ILE TYR THR LEU LEU SEQRES 13 A 402 GLY VAL PRO PHE ASN ASP LEU GLU TYR LEU THR GLN GLN SEQRES 14 A 402 ASN ALA ILE ARG THR ASN GLY SER SER THR ALA ARG GLU SEQRES 15 A 402 ALA SER ALA ALA ASN GLN GLU LEU LEU ASP TYR LEU ALA SEQRES 16 A 402 ILE LEU VAL GLU GLN ARG LEU VAL GLU PRO LYS ASP ASP SEQRES 17 A 402 ILE ILE SER LYS LEU CYS THR GLU GLN VAL LYS PRO GLY SEQRES 18 A 402 ASN ILE ASP LYS SER ASP ALA VAL GLN ILE ALA PHE LEU SEQRES 19 A 402 LEU LEU VAL ALA GLY ASN ALA THR MET VAL ASN MET ILE SEQRES 20 A 402 ALA LEU GLY VAL ALA THR LEU ALA GLN HIS PRO ASP GLN SEQRES 21 A 402 LEU ALA GLN LEU LYS ALA ASN PRO SER LEU ALA PRO GLN SEQRES 22 A 402 PHE VAL GLU GLU LEU CYS ARG TYR HIS THR ALA SER ALA SEQRES 23 A 402 LEU ALA ILE LYS ARG THR ALA LYS GLU ASP VAL MET ILE SEQRES 24 A 402 GLY ASP LYS LEU VAL ARG ALA ASN GLU GLY ILE ILE ALA SEQRES 25 A 402 SER ASN GLN SER ALA ASN ARG ASP GLU GLU VAL PHE GLU SEQRES 26 A 402 ASN PRO ASP GLU PHE ASN MET ASN ARG LYS TRP PRO PRO SEQRES 27 A 402 GLN ASP PRO LEU GLY PHE GLY PHE GLY ASP HIS ARG CYS SEQRES 28 A 402 ILE ALA GLU HIS LEU ALA LYS ALA GLU LEU THR THR VAL SEQRES 29 A 402 PHE SER THR LEU TYR GLN LYS PHE PRO ASP LEU LYS VAL SEQRES 30 A 402 ALA VAL PRO LEU GLY LYS ILE ASN TYR THR PRO LEU ASN SEQRES 31 A 402 ARG ASP VAL GLY ILE VAL ASP LEU PRO VAL ILE PHE HET HEM A 501 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 HOH *410(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 2.48 CISPEP 1 PHE A 8 PRO A 9 0 -0.03 CISPEP 2 PRO A 91 PRO A 92 0 0.18 SITE 1 AC1 22 PHE A 86 VAL A 87 HIS A 94 ARG A 98 SITE 2 AC1 22 PHE A 105 ILE A 153 LEU A 236 ALA A 239 SITE 3 AC1 22 GLY A 240 THR A 243 MET A 244 GLY A 344 SITE 4 AC1 22 PHE A 345 GLY A 346 PHE A 347 HIS A 350 SITE 5 AC1 22 CYS A 352 ILE A 353 ALA A 354 HOH A 502 SITE 6 AC1 22 HOH A 503 HOH A 504 CRYST1 54.512 79.372 56.240 90.00 118.18 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 0.018345 0.000000 0.009829 0.00000 SCALE2 0.000000 0.012599 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020172 0.00000