HEADER OXIDOREDUCTASE 04-JAN-05 1YFX TITLE CRYSTAL STRUCTURE OF 3-HYDROXYANTHRANILATE-3,4-DIOXYGENASE FROM TITLE 2 RALSTONIA METALLIDURANS COMPLEXED WITH 4-CHLORO-3-HYDROXYANTHRANILIC TITLE 3 ACID AND NO COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3-HYDROXYANTHRANILATE-3,4-DIOXYGENASE; COMPND 3 CHAIN: A; COMPND 4 EC: 1.13.11.6; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CUPRIAVIDUS METALLIDURANS; SOURCE 3 ORGANISM_TAXID: 119219; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CUPIN, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR Y.ZHANG,K.L.COLABROY,T.P.BEGLEY,S.E.EALICK REVDAT 4 14-FEB-24 1YFX 1 REMARK LINK REVDAT 3 13-JUL-11 1YFX 1 VERSN REVDAT 2 24-FEB-09 1YFX 1 VERSN REVDAT 1 31-MAY-05 1YFX 0 JRNL AUTH Y.ZHANG,K.L.COLABROY,T.P.BEGLEY,S.E.EALICK JRNL TITL STRUCTURAL STUDIES ON 3-HYDROXYANTHRANILATE-3,4-DIOXYGENASE: JRNL TITL 2 THE CATALYTIC MECHANISM OF A COMPLEX OXIDATION INVOLVED IN JRNL TITL 3 NAD BIOSYNTHESIS. JRNL REF BIOCHEMISTRY V. 44 7632 2005 JRNL REFN ISSN 0006-2960 JRNL PMID 15909978 JRNL DOI 10.1021/BI047353L 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) : 33.95 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 440570.840 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 81.8 REMARK 3 NUMBER OF REFLECTIONS : 13445 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) : 0.244 REMARK 3 FREE R VALUE : 0.291 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 641 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.012 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) (%) : 62.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1571 REMARK 3 BIN R VALUE (WORKING SET) : 0.4700 REMARK 3 BIN FREE R VALUE : 0.4760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 71 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.057 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1409 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 82 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 51.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 13.90000 REMARK 3 B22 (A**2) : 13.90000 REMARK 3 B33 (A**2) : -27.81000 REMARK 3 B12 (A**2) : 13.46000 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) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.55 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) : 0.38 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.47 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.830 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) : 1.440 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.300 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.010 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.830 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 61.97 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 : LIGANDS.PARAM REMARK 3 PARAMETER FILE 3 : WATER.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : LIGANDS.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : WATER.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1YFX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JAN-05. REMARK 100 THE DEPOSITION ID IS D_1000031467. 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 : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 8-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13445 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 33.950 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 81.8 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.13 REMARK 200 COMPLETENESS FOR SHELL (%) : 62.2 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS 1.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, MAGNESIUM CHLORIDE, TRIS, PH REMARK 280 8.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 153.73333 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 76.86667 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 115.30000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 38.43333 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 192.16667 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 153.73333 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 76.86667 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 38.43333 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 115.30000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 192.16667 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 SECOND PART OF THE BIOLOGICAL ASSEMBLY IS GENERATED REMARK 300 BY THE TWO FOLD AXIS: REMARK 300 -Y + 1, -X + 1, -Z + 1/6 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 5260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 KCAL/MOL 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 28.95000 REMARK 350 BIOMT2 2 -0.866025 -0.500000 0.000000 50.14287 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 38.43333 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 75 CG CD NE CZ NH1 NH2 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 ARG A 28 115.86 -163.01 REMARK 500 ASP A 73 -46.93 -150.00 REMARK 500 HIS A 92 -4.80 72.75 REMARK 500 ALA A 127 -70.65 -71.53 REMARK 500 PRO A 170 -8.75 -54.12 REMARK 500 ALA A 173 16.14 -165.32 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 FE A 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 51 ND1 REMARK 620 2 GLU A 57 OE1 97.1 REMARK 620 3 HIS A 95 NE2 110.9 95.2 REMARK 620 4 NO A 310 N 93.2 169.5 82.7 REMARK 620 5 4AA A 401 OAD 100.6 92.3 146.3 84.1 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE A 301 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 125 SG REMARK 620 2 CYS A 128 SG 129.7 REMARK 620 3 CYS A 162 SG 120.2 85.8 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO A 310 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4AA A 401 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YFU RELATED DB: PDB REMARK 900 THE UNLIGANDED STRUCTURE REMARK 900 RELATED ID: 1YFW RELATED DB: PDB REMARK 900 RELATED ID: 1YFY RELATED DB: PDB DBREF 1YFX A 1 174 GB 48769986 ZP_00274330 1 174 SEQRES 1 A 174 MET LEU THR TYR GLY ALA PRO PHE ASN PHE PRO ARG TRP SEQRES 2 A 174 ILE ASP GLU HIS ALA HIS LEU LEU LYS PRO PRO VAL GLY SEQRES 3 A 174 ASN ARG GLN VAL TRP GLN ASP SER ASP PHE ILE VAL THR SEQRES 4 A 174 VAL VAL GLY GLY PRO ASN HIS ARG THR ASP TYR HIS ASP SEQRES 5 A 174 ASP PRO LEU GLU GLU PHE PHE TYR GLN LEU ARG GLY ASN SEQRES 6 A 174 ALA TYR LEU ASN LEU TRP VAL ASP GLY ARG ARG GLU ARG SEQRES 7 A 174 ALA ASP LEU LYS GLU GLY ASP ILE PHE LEU LEU PRO PRO SEQRES 8 A 174 HIS VAL ARG HIS SER PRO GLN ARG PRO GLU ALA GLY SER SEQRES 9 A 174 ALA CYS LEU VAL ILE GLU ARG GLN ARG PRO ALA GLY MET SEQRES 10 A 174 LEU ASP GLY PHE GLU TRP TYR CYS ASP ALA CYS GLY HIS SEQRES 11 A 174 LEU VAL HIS ARG VAL GLU VAL GLN LEU LYS SER ILE VAL SEQRES 12 A 174 THR ASP LEU PRO PRO LEU PHE GLU SER PHE TYR ALA SER SEQRES 13 A 174 GLU ASP LYS ARG ARG CYS PRO HIS CYS GLY GLN VAL HIS SEQRES 14 A 174 PRO GLY ARG ALA ALA HET FE A 300 1 HET FE A 301 1 HET NO A 310 2 HET TRS A 400 8 HET 4AA A 401 12 HETNAM FE FE (III) ION HETNAM NO NITRIC OXIDE HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETNAM 4AA 4-CHLORO-3-HYDROXYANTHRANILIC ACID HETSYN NO NITROGEN MONOXIDE HETSYN TRS TRIS BUFFER HETSYN 4AA 2-AMINO-4-CHLORO-3-HYDROXYBENZOIC ACID FORMUL 2 FE 2(FE 3+) FORMUL 4 NO N O FORMUL 5 TRS C4 H12 N O3 1+ FORMUL 6 4AA C7 H6 CL N O3 FORMUL 7 HOH *82(H2 O) HELIX 1 1 ASN A 9 ALA A 18 1 10 HELIX 2 2 HIS A 19 LEU A 21 5 3 HELIX 3 3 ASP A 145 ALA A 155 1 11 HELIX 4 4 SER A 156 ARG A 161 1 6 SHEET 1 A 5 ASN A 27 GLN A 29 0 SHEET 2 A 5 PHE A 36 VAL A 41 -1 O VAL A 40 N ARG A 28 SHEET 3 A 5 ALA A 105 ARG A 111 -1 O VAL A 108 N THR A 39 SHEET 4 A 5 GLU A 57 ARG A 63 -1 N TYR A 60 O LEU A 107 SHEET 5 A 5 ILE A 86 LEU A 89 -1 O PHE A 87 N PHE A 59 SHEET 1 B 3 TYR A 50 ASP A 52 0 SHEET 2 B 3 ASP A 119 TYR A 124 -1 O GLY A 120 N ASP A 52 SHEET 3 B 3 LEU A 131 VAL A 137 -1 O VAL A 137 N ASP A 119 SHEET 1 C 3 ARG A 76 LEU A 81 0 SHEET 2 C 3 ALA A 66 TRP A 71 -1 N LEU A 70 O GLU A 77 SHEET 3 C 3 HIS A 95 GLN A 98 -1 O GLN A 98 N TYR A 67 LINK ND1 HIS A 51 FE FE A 300 1555 1555 2.16 LINK OE1 GLU A 57 FE FE A 300 1555 1555 2.15 LINK NE2 HIS A 95 FE FE A 300 1555 1555 2.13 LINK SG CYS A 125 FE FE A 301 1555 1555 2.39 LINK SG CYS A 128 FE FE A 301 1555 1555 2.33 LINK SG CYS A 162 FE FE A 301 1555 1555 2.40 LINK FE FE A 300 N NO A 310 1555 1555 2.10 LINK FE FE A 300 OAD 4AA A 401 1555 1555 2.05 CISPEP 1 PRO A 23 PRO A 24 0 -0.01 CISPEP 2 GLY A 43 PRO A 44 0 -0.02 SITE 1 AC1 5 HIS A 51 GLU A 57 HIS A 95 NO A 310 SITE 2 AC1 5 4AA A 401 SITE 1 AC2 4 CYS A 125 CYS A 128 CYS A 162 CYS A 165 SITE 1 AC3 6 ARG A 47 HIS A 51 HIS A 95 PRO A 97 SITE 2 AC3 6 FE A 300 4AA A 401 SITE 1 AC4 8 VAL A 132 HIS A 133 ASP A 158 LYS A 159 SITE 2 AC4 8 ARG A 161 PRO A 163 HOH A 432 HOH A 439 SITE 1 AC5 12 VAL A 41 ARG A 47 HIS A 51 GLU A 57 SITE 2 AC5 12 PHE A 59 PRO A 97 ARG A 99 GLU A 110 SITE 3 AC5 12 ILE A 142 FE A 300 NO A 310 HOH A 418 CRYST1 57.900 57.900 230.600 90.00 90.00 120.00 P 65 2 2 12 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 0.017271 0.009972 0.000000 0.00000 SCALE2 0.000000 0.019943 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004337 0.00000