HEADER OXIDOREDUCTASE 04-JUN-13 4L2N TITLE UNDERSTANDING EXTRADIOL DIOXYGENASE MECHANISM IN NAD+ BIOSYNTHESIS BY TITLE 2 VIEWING CATALYTIC INTERMEDIATES - LIGAND-FREE STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3-HYDROXYANTHRANILATE 3,4-DIOXYGENASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 3-HYDROXYANTHRANILATE OXYGENASE, 3-HAO, 3-HYDROXYANTHRANILIC COMPND 5 ACID DIOXYGENASE, HAD; COMPND 6 EC: 1.13.11.6; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CUPRIAVIDUS METALLIDURANS; SOURCE 3 ORGANISM_TAXID: 266264; SOURCE 4 STRAIN: CH34 / ATCC 43123 / DSM 2839; SOURCE 5 GENE: CUPRIAVIDUS METALLIDURANS, NBAC, RMET_5193; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DH5 ALPHA); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS BI-CUPIN IRON-BINDING, DIOXYGENASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR F.LIU,A.LIU REVDAT 6 20-SEP-23 4L2N 1 REMARK LINK REVDAT 5 17-JUL-19 4L2N 1 REMARK REVDAT 4 15-NOV-17 4L2N 1 REMARK REVDAT 3 26-APR-17 4L2N 1 HET HETNAM REVDAT 2 15-JUL-15 4L2N 1 JRNL REVDAT 1 06-MAY-15 4L2N 0 JRNL AUTH F.LIU,J.GENG,R.H.GUMPPER,A.BARMAN,I.DAVIS,A.OZAROWSKI, JRNL AUTH 2 D.HAMELBERG,A.LIU JRNL TITL AN IRON RESERVOIR TO THE CATALYTIC METAL: THE RUBREDOXIN JRNL TITL 2 IRON IN AN EXTRADIOL DIOXYGENASE. JRNL REF J.BIOL.CHEM. V. 290 15621 2015 JRNL REFN ISSN 0021-9258 JRNL PMID 25918158 JRNL DOI 10.1074/JBC.M115.650259 REMARK 2 REMARK 2 RESOLUTION. 1.74 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.7.3_928 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.74 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.13 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 96.1 REMARK 3 NUMBER OF REFLECTIONS : 24184 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.213 REMARK 3 R VALUE (WORKING SET) : 0.211 REMARK 3 FREE R VALUE : 0.254 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.120 REMARK 3 FREE R VALUE TEST SET COUNT : 1239 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.73 REMARK 3 K_SOL : 0.40 REMARK 3 B_SOL : 43.94 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.130 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.400 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.80580 REMARK 3 B22 (A**2) : 5.80580 REMARK 3 B33 (A**2) : -11.61160 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4L2N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-JUN-13. REMARK 100 THE DEPOSITION ID IS D_1000080103. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-OCT-12 REMARK 200 TEMPERATURE (KELVIN) : 100 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 : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK, HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24242 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.740 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.9 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) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.8 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: MOLREP REMARK 200 STARTING MODEL: 1YFU REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.83 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, 0.1M TRIS-HCL, 200 MM MGCL2 REMARK 280 , PH 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 154.28400 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 77.14200 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 115.71300 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 38.57100 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 192.85500 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 154.28400 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 77.14200 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 38.57100 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 115.71300 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 192.85500 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4430 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -68.0 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 -29.17000 REMARK 350 BIOMT2 2 -0.866025 -0.500000 0.000000 -50.52392 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 38.57100 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: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O ASP A 158 O2 TRS A 204 1.92 REMARK 500 O HOH A 305 O HOH A 417 1.96 REMARK 500 O HOH A 416 O HOH A 417 2.07 REMARK 500 O HOH A 402 O HOH A 415 2.16 REMARK 500 REMARK 500 REMARK: NULL 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 21 37.06 -96.49 REMARK 500 HIS A 92 -1.73 73.38 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 FE2 A 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 51 ND1 REMARK 620 2 GLU A 57 OE2 91.3 REMARK 620 3 GLU A 57 OE1 142.9 51.6 REMARK 620 4 HIS A 95 NE2 105.8 101.9 83.1 REMARK 620 5 HOH A 305 O 99.1 86.0 82.3 153.6 REMARK 620 6 HOH A 308 O 100.2 160.9 116.0 89.6 77.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE2 A 202 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 125 SG REMARK 620 2 CYS A 128 SG 117.6 REMARK 620 3 CYS A 162 SG 108.9 100.7 REMARK 620 4 CYS A 165 SG 97.6 118.2 114.3 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 204 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4L2P RELATED DB: PDB REMARK 900 RELATED ID: 4L2Q RELATED DB: PDB REMARK 900 RELATED ID: 4L2R RELATED DB: PDB REMARK 900 RELATED ID: 4L2S RELATED DB: PDB REMARK 900 RELATED ID: 4L2T RELATED DB: PDB REMARK 900 RELATED ID: 4L2U RELATED DB: PDB REMARK 900 RELATED ID: 4L2V RELATED DB: PDB DBREF 4L2N A 1 174 UNP Q1LCS4 3HAO_RALME 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 FE2 A 201 1 HET FE2 A 202 1 HET CL A 203 1 HET TRS A 204 8 HETNAM FE2 FE (II) ION HETNAM CL CHLORIDE ION HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETSYN TRS TRIS BUFFER FORMUL 2 FE2 2(FE 2+) FORMUL 4 CL CL 1- FORMUL 5 TRS C4 H12 N O3 1+ FORMUL 6 HOH *117(H2 O) HELIX 1 1 ASN A 9 HIS A 17 1 9 HELIX 2 2 ALA A 18 LEU A 21 5 4 HELIX 3 3 SER A 141 LEU A 146 1 6 HELIX 4 4 LEU A 146 ALA A 155 1 10 HELIX 5 5 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 GLU A 122 N TYR A 50 SHEET 3 B 3 LEU A 131 VAL A 137 -1 O VAL A 132 N TRP A 123 SHEET 1 C 3 ARG A 75 LEU A 81 0 SHEET 2 C 3 ALA A 66 VAL A 72 -1 N ALA A 66 O LEU A 81 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 FE2 A 201 1555 1555 2.23 LINK OE2 GLU A 57 FE FE2 A 201 1555 1555 2.20 LINK OE1 GLU A 57 FE FE2 A 201 1555 1555 2.71 LINK NE2 HIS A 95 FE FE2 A 201 1555 1555 2.16 LINK SG CYS A 125 FE FE2 A 202 1555 1555 2.59 LINK SG CYS A 128 FE FE2 A 202 1555 1555 2.67 LINK SG CYS A 162 FE FE2 A 202 1555 1555 2.50 LINK SG CYS A 165 FE FE2 A 202 1555 1555 2.55 LINK FE FE2 A 201 O HOH A 305 1555 1555 2.34 LINK FE FE2 A 201 O HOH A 308 1555 1555 2.70 CISPEP 1 PRO A 23 PRO A 24 0 4.45 CISPEP 2 GLY A 43 PRO A 44 0 2.14 SITE 1 AC1 5 HIS A 51 GLU A 57 HIS A 95 HOH A 305 SITE 2 AC1 5 HOH A 308 SITE 1 AC2 4 CYS A 125 CYS A 128 CYS A 162 CYS A 165 SITE 1 AC3 4 PRO A 97 ARG A 99 HOH A 353 HOH A 416 SITE 1 AC4 6 VAL A 132 HIS A 133 ASP A 158 LYS A 159 SITE 2 AC4 6 ARG A 161 PRO A 163 CRYST1 58.340 58.340 231.426 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 0.017141 0.009896 0.000000 0.00000 SCALE2 0.000000 0.019793 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004321 0.00000