HEADER TRANSFERASE 21-APR-05 1ZGN TITLE CRYSTAL STRUCTURE OF THE GLUTATHIONE TRANSFERASE PI IN COMPLEX WITH TITLE 2 DINITROSYL-DIGLUTATHIONYL IRON COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: GLUTATHIONE S-TRANSFERASE P; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: GLUTATHIONE TRANSFERASE PI, GST CLASS-PI, GSTP1-1; COMPND 5 EC: 2.5.1.18; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: GSTP1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: XL-1 BLUE; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PKHP1 KEYWDS TRANSFERASE, DETOXIFICATION, NITRIC OXIDE TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR L.J.PARKER,J.J.ADAMS,M.W.PARKER REVDAT 6 20-MAR-24 1ZGN 1 COMPND SOURCE REVDAT 5 13-MAR-24 1ZGN 1 REMARK LINK REVDAT 4 11-OCT-17 1ZGN 1 REMARK REVDAT 3 24-FEB-09 1ZGN 1 VERSN REVDAT 2 24-JAN-06 1ZGN 1 JRNL REVDAT 1 01-NOV-05 1ZGN 0 JRNL AUTH E.CESAREO,L.J.PARKER,J.Z.PEDERSEN,M.NUCCETELLI,A.P.MAZZETTI, JRNL AUTH 2 A.PASTORE,G.FEDERICI,A.M.CACCURI,G.RICCI,J.J.ADAMS, JRNL AUTH 3 M.W.PARKER,M.L.BELLO JRNL TITL NITROSYLATION OF HUMAN GLUTATHIONE TRANSFERASE P1-1 WITH JRNL TITL 2 DINITROSYL DIGLUTATHIONYL IRON COMPLEX IN VITRO AND IN VIVO JRNL REF J.BIOL.CHEM. V. 280 42172 2005 JRNL REFN ISSN 0021-9258 JRNL PMID 16195232 JRNL DOI 10.1074/JBC.M507916200 REMARK 2 REMARK 2 RESOLUTION. 2.10 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 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 : 24166 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : TRANSFERED FROM MODEL REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1168 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 : 3260 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 74 REMARK 3 SOLVENT ATOMS : 242 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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: REPLACEMENT BY RIGID BODY REFINEMENT REMARK 4 REMARK 4 1ZGN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 25-APR-05. REMARK 100 THE DEPOSITION ID IS D_1000032698. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-MAR-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9 REMARK 200 MONOCHROMATOR : GE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24224 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.2 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) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.18 REMARK 200 COMPLETENESS FOR SHELL (%) : 67.9 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: DIFFERENCE FOURIER REMARK 200 SOFTWARE USED: MOLECULAR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MES, PEG 8000, CALCUIM CHLORIDE, DTT, REMARK 280 GSH, PH 5.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 38.10950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 44.87950 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 38.10950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 44.87950 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5250 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 PRO A 1 REMARK 465 PRO B 1 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 GLN A 64 108.61 83.54 REMARK 500 ASN A 110 43.39 -168.85 REMARK 500 THR A 141 -102.82 -114.90 REMARK 500 ASP B 59 -25.90 80.02 REMARK 500 GLN B 64 110.17 80.12 REMARK 500 ASN B 110 42.60 -157.86 REMARK 500 THR B 141 -100.23 -109.87 REMARK 500 PRO B 187 -72.89 -33.19 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 A1222 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 7 OH REMARK 620 2 GSH A1221 SG2 105.4 REMARK 620 3 NO A1223 N 87.5 98.1 REMARK 620 4 NO A1224 N 119.8 108.0 133.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE B2222 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR B 7 OH REMARK 620 2 GSH B2221 SG2 116.9 REMARK 620 3 NO B2223 N 92.2 97.1 REMARK 620 4 NO B2224 N 127.0 97.8 123.3 REMARK 620 N 1 2 3 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 1222 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 2222 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES A 1220 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GSH A 1221 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO A 1223 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO A 1224 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES B 2220 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GSH B 2221 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO B 2223 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO B 2224 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5GSS RELATED DB: PDB REMARK 900 HUMAN GLUTATHIONE S-TRANSFERASE P1-1, COMPLEX WITH GLUTATHIONE DBREF 1ZGN A 1 209 UNP P09211 GSTP1_HUMAN 1 209 DBREF 1ZGN B 1 209 UNP P09211 GSTP1_HUMAN 1 209 SEQRES 1 A 209 PRO PRO TYR THR VAL VAL TYR PHE PRO VAL ARG GLY ARG SEQRES 2 A 209 CYS ALA ALA LEU ARG MET LEU LEU ALA ASP GLN GLY GLN SEQRES 3 A 209 SER TRP LYS GLU GLU VAL VAL THR VAL GLU THR TRP GLN SEQRES 4 A 209 GLU GLY SER LEU LYS ALA SER CYS LEU TYR GLY GLN LEU SEQRES 5 A 209 PRO LYS PHE GLN ASP GLY ASP LEU THR LEU TYR GLN SER SEQRES 6 A 209 ASN THR ILE LEU ARG HIS LEU GLY ARG THR LEU GLY LEU SEQRES 7 A 209 TYR GLY LYS ASP GLN GLN GLU ALA ALA LEU VAL ASP MET SEQRES 8 A 209 VAL ASN ASP GLY VAL GLU ASP LEU ARG CYS LYS TYR ILE SEQRES 9 A 209 SER LEU ILE TYR THR ASN TYR GLU ALA GLY LYS ASP ASP SEQRES 10 A 209 TYR VAL LYS ALA LEU PRO GLY GLN LEU LYS PRO PHE GLU SEQRES 11 A 209 THR LEU LEU SER GLN ASN GLN GLY GLY LYS THR PHE ILE SEQRES 12 A 209 VAL GLY ASP GLN ILE SER PHE ALA ASP TYR ASN LEU LEU SEQRES 13 A 209 ASP LEU LEU LEU ILE HIS GLU VAL LEU ALA PRO GLY CYS SEQRES 14 A 209 LEU ASP ALA PHE PRO LEU LEU SER ALA TYR VAL GLY ARG SEQRES 15 A 209 LEU SER ALA ARG PRO LYS LEU LYS ALA PHE LEU ALA SER SEQRES 16 A 209 PRO GLU TYR VAL ASN LEU PRO ILE ASN GLY ASN GLY LYS SEQRES 17 A 209 GLN SEQRES 1 B 209 PRO PRO TYR THR VAL VAL TYR PHE PRO VAL ARG GLY ARG SEQRES 2 B 209 CYS ALA ALA LEU ARG MET LEU LEU ALA ASP GLN GLY GLN SEQRES 3 B 209 SER TRP LYS GLU GLU VAL VAL THR VAL GLU THR TRP GLN SEQRES 4 B 209 GLU GLY SER LEU LYS ALA SER CYS LEU TYR GLY GLN LEU SEQRES 5 B 209 PRO LYS PHE GLN ASP GLY ASP LEU THR LEU TYR GLN SER SEQRES 6 B 209 ASN THR ILE LEU ARG HIS LEU GLY ARG THR LEU GLY LEU SEQRES 7 B 209 TYR GLY LYS ASP GLN GLN GLU ALA ALA LEU VAL ASP MET SEQRES 8 B 209 VAL ASN ASP GLY VAL GLU ASP LEU ARG CYS LYS TYR ILE SEQRES 9 B 209 SER LEU ILE TYR THR ASN TYR GLU ALA GLY LYS ASP ASP SEQRES 10 B 209 TYR VAL LYS ALA LEU PRO GLY GLN LEU LYS PRO PHE GLU SEQRES 11 B 209 THR LEU LEU SER GLN ASN GLN GLY GLY LYS THR PHE ILE SEQRES 12 B 209 VAL GLY ASP GLN ILE SER PHE ALA ASP TYR ASN LEU LEU SEQRES 13 B 209 ASP LEU LEU LEU ILE HIS GLU VAL LEU ALA PRO GLY CYS SEQRES 14 B 209 LEU ASP ALA PHE PRO LEU LEU SER ALA TYR VAL GLY ARG SEQRES 15 B 209 LEU SER ALA ARG PRO LYS LEU LYS ALA PHE LEU ALA SER SEQRES 16 B 209 PRO GLU TYR VAL ASN LEU PRO ILE ASN GLY ASN GLY LYS SEQRES 17 B 209 GLN HET FE A1222 1 HET MES A1220 12 HET GSH A1221 20 HET NO A1223 2 HET NO A1224 2 HET FE B2222 1 HET MES B2220 12 HET GSH B2221 20 HET NO B2223 2 HET NO B2224 2 HETNAM FE FE (III) ION HETNAM MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID HETNAM GSH GLUTATHIONE HETNAM NO NITRIC OXIDE HETSYN NO NITROGEN MONOXIDE FORMUL 3 FE 2(FE 3+) FORMUL 4 MES 2(C6 H13 N O4 S) FORMUL 5 GSH 2(C10 H17 N3 O6 S) FORMUL 6 NO 4(N O) FORMUL 13 HOH *242(H2 O) HELIX 1 1 ARG A 11 ARG A 13 5 3 HELIX 2 2 CYS A 14 GLN A 24 1 11 HELIX 3 3 THR A 34 GLY A 41 1 8 HELIX 4 4 GLY A 41 CYS A 47 1 7 HELIX 5 5 GLN A 64 LEU A 76 1 13 HELIX 6 6 ASP A 82 ASN A 110 1 29 HELIX 7 7 ASN A 110 GLN A 135 1 26 HELIX 8 8 ASN A 136 LYS A 140 5 5 HELIX 9 9 SER A 149 ALA A 166 1 18 HELIX 10 10 GLY A 168 ALA A 172 5 5 HELIX 11 11 PHE A 173 SER A 184 1 12 HELIX 12 12 ARG A 186 SER A 195 1 10 HELIX 13 13 SER A 195 ASN A 200 1 6 HELIX 14 14 ARG B 11 ARG B 13 5 3 HELIX 15 15 CYS B 14 GLN B 24 1 11 HELIX 16 16 THR B 34 GLU B 40 1 7 HELIX 17 17 GLY B 41 CYS B 47 1 7 HELIX 18 18 GLN B 64 LEU B 76 1 13 HELIX 19 19 ASP B 82 ASN B 110 1 29 HELIX 20 20 ASN B 110 GLN B 135 1 26 HELIX 21 21 ASN B 136 LYS B 140 5 5 HELIX 22 22 SER B 149 ALA B 166 1 18 HELIX 23 23 PHE B 173 ARG B 186 1 14 HELIX 24 24 ARG B 186 SER B 195 1 10 HELIX 25 25 SER B 195 ASN B 200 1 6 SHEET 1 A 4 LYS A 29 VAL A 32 0 SHEET 2 A 4 TYR A 3 TYR A 7 1 N VAL A 5 O GLU A 31 SHEET 3 A 4 LYS A 54 ASP A 57 -1 O LYS A 54 N VAL A 6 SHEET 4 A 4 LEU A 60 TYR A 63 -1 O LEU A 62 N PHE A 55 SHEET 1 B 4 TRP B 28 VAL B 32 0 SHEET 2 B 4 TYR B 3 TYR B 7 1 N VAL B 5 O GLU B 31 SHEET 3 B 4 LYS B 54 ASP B 57 -1 O LYS B 54 N VAL B 6 SHEET 4 B 4 LEU B 60 TYR B 63 -1 O LEU B 62 N PHE B 55 LINK OH TYR A 7 FE FE A1222 1555 1555 2.08 LINK SG2 GSH A1221 FE FE A1222 1555 1555 2.13 LINK FE FE A1222 N NO A1223 1555 1555 2.22 LINK FE FE A1222 N NO A1224 1555 1555 1.92 LINK OH TYR B 7 FE FE B2222 1555 1555 1.90 LINK SG2 GSH B2221 FE FE B2222 1555 1555 2.06 LINK FE FE B2222 N NO B2223 1555 1555 2.19 LINK FE FE B2222 N NO B2224 1555 1555 2.41 CISPEP 1 LEU A 52 PRO A 53 0 0.09 CISPEP 2 LEU B 52 PRO B 53 0 0.50 SITE 1 AC1 4 TYR A 7 GSH A1221 NO A1223 NO A1224 SITE 1 AC2 4 TYR B 7 GSH B2221 NO B2223 NO B2224 SITE 1 AC3 8 ALA A 22 GLN A 26 TRP A 28 GLU A 197 SITE 2 AC3 8 HOH A1272 HOH A1292 HOH A1306 ASP B 171 SITE 1 AC4 15 TYR A 7 PHE A 8 ARG A 13 TRP A 38 SITE 2 AC4 15 LYS A 44 GLN A 51 LEU A 52 GLN A 64 SITE 3 AC4 15 SER A 65 FE A1222 NO A1223 NO A1224 SITE 4 AC4 15 HOH A1237 HOH A1263 ASP B 98 SITE 1 AC5 7 TYR A 7 GLY A 12 ARG A 13 ILE A 104 SITE 2 AC5 7 GSH A1221 FE A1222 HOH A1338 SITE 1 AC6 5 TYR A 7 PHE A 8 TYR A 108 GSH A1221 SITE 2 AC6 5 FE A1222 SITE 1 AC7 7 ALA A 172 ALA B 22 TRP B 28 GLU B 30 SITE 2 AC7 7 PHE B 192 GLU B 197 HOH B2322 SITE 1 AC8 15 ASP A 98 TYR B 7 PHE B 8 ARG B 13 SITE 2 AC8 15 TRP B 38 LYS B 44 GLN B 51 LEU B 52 SITE 3 AC8 15 GLN B 64 SER B 65 FE B2222 NO B2223 SITE 4 AC8 15 NO B2224 HOH B2319 HOH B2338 SITE 1 AC9 8 TYR B 7 GLY B 12 ARG B 13 ILE B 104 SITE 2 AC9 8 GSH B2221 FE B2222 HOH B2257 HOH B2352 SITE 1 BC1 3 TYR B 108 GSH B2221 FE B2222 CRYST1 76.219 89.759 68.713 90.00 97.63 90.00 C 1 2 1 8 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 0.013120 0.000000 0.001758 0.00000 SCALE2 0.000000 0.011141 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014683 0.00000