HEADER OXIDOREDUCTASE 30-SEP-04 1XLN TITLE CRYSTAL STRUCTURE OF OXIDIZED C73S/C85S PUTIDAREDOXIN, A [2FE-2S] TITLE 2 FERREDOXIN FROM PSEUDOMONAS PUTIDA COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTIDAREDOXIN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PDX; COMPND 5 EC: 1.9.3.2; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 ORGANISM_TAXID: 303; SOURCE 4 GENE: CAMB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS [2FE-2S] FERREDOXIN, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR I.F.SEVRIOUKOVA REVDAT 4 23-AUG-23 1XLN 1 REMARK REVDAT 3 20-OCT-21 1XLN 1 REMARK SEQADV REVDAT 2 24-FEB-09 1XLN 1 VERSN REVDAT 1 04-OCT-05 1XLN 0 JRNL AUTH I.F.SEVRIOUKOVA JRNL TITL REDOX-DEPENDENT STRUCTURAL REORGANIZATION IN PUTIDAREDOXIN, JRNL TITL 2 A VERTEBRATE-TYPE [2FE-2S] FERREDOXIN FROM PSEUDOMONAS JRNL TITL 3 PUTIDA. JRNL REF J.MOL.BIOL. V. 347 607 2005 JRNL REFN ISSN 0022-2836 JRNL PMID 15755454 JRNL DOI 10.1016/J.JMB.2005.01.047 REMARK 2 REMARK 2 RESOLUTION. 2.03 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.03 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 38.96 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 13405 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) : 0.202 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 680 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.03 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.08 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 93.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1188 REMARK 3 BIN R VALUE (WORKING SET) : 0.2640 REMARK 3 BIN FREE R VALUE : 0.3000 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 49 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.010 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1588 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 175 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.70 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) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.15 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) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.21 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.720 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 46.80 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: NULL REMARK 4 REMARK 4 1XLN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-OCT-04. REMARK 100 THE DEPOSITION ID IS D_1000030485. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-JUN-04 REMARK 200 TEMPERATURE (KELVIN) : 170 REMARK 200 PH : 5.9 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13405 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.030 REMARK 200 RESOLUTION RANGE LOW (A) : 38.960 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : 0.07800 REMARK 200 R SYM (I) : 0.07800 REMARK 200 FOR THE DATA SET : 16.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.03 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.37200 REMARK 200 R SYM FOR SHELL (I) : 0.37200 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: RIGID BODY REFINEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1OQQ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, SODIUM CITRATE, REMARK 280 SODIUM/POTASSIUM PHOSPHATE, PH 5.9, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 53.92950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.92950 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 25.08300 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 37.72450 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 25.08300 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 37.72450 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 53.92950 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 25.08300 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 37.72450 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 53.92950 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 25.08300 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 37.72450 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 ALA A 46 23.17 -145.58 REMARK 500 LYS A 59 16.52 -64.87 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 FES A 107 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 39 SG REMARK 620 2 FES A 107 S1 108.6 REMARK 620 3 FES A 107 S2 112.0 106.3 REMARK 620 4 CYS A 45 SG 111.0 108.8 109.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES A 107 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 48 SG REMARK 620 2 FES A 107 S1 113.1 REMARK 620 3 FES A 107 S2 110.0 102.5 REMARK 620 4 CYS A 86 SG 111.4 107.4 112.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B 107 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 39 SG REMARK 620 2 FES B 107 S1 109.5 REMARK 620 3 FES B 107 S2 108.0 106.8 REMARK 620 4 CYS B 45 SG 113.1 110.4 108.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B 107 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 48 SG REMARK 620 2 FES B 107 S1 116.3 REMARK 620 3 FES B 107 S2 109.0 103.9 REMARK 620 4 CYS B 86 SG 109.7 105.5 112.4 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 FES A 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES B 107 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1OQQ RELATED DB: PDB REMARK 900 STRUCTURE OF THE SAME PROTEIN DETERMINED USING SYNCHROTRON RADIATION DBREF 1XLN A 1 106 UNP P00259 PUTX_PSEPU 1 106 DBREF 1XLN B 1 106 UNP P00259 PUTX_PSEPU 1 106 SEQADV 1XLN SER A 73 UNP P00259 CYS 73 ENGINEERED MUTATION SEQADV 1XLN SER A 85 UNP P00259 CYS 85 ENGINEERED MUTATION SEQADV 1XLN SER B 73 UNP P00259 CYS 73 ENGINEERED MUTATION SEQADV 1XLN SER B 85 UNP P00259 CYS 85 ENGINEERED MUTATION SEQRES 1 A 106 SER LYS VAL VAL TYR VAL SER HIS ASP GLY THR ARG ARG SEQRES 2 A 106 GLU LEU ASP VAL ALA ASP GLY VAL SER LEU MET GLN ALA SEQRES 3 A 106 ALA VAL SER ASN GLY ILE TYR ASP ILE VAL GLY ASP CYS SEQRES 4 A 106 GLY GLY SER ALA SER CYS ALA THR CYS HIS VAL TYR VAL SEQRES 5 A 106 ASN GLU ALA PHE THR ASP LYS VAL PRO ALA ALA ASN GLU SEQRES 6 A 106 ARG GLU ILE GLY MET LEU GLU SER VAL THR ALA GLU LEU SEQRES 7 A 106 LYS PRO ASN SER ARG LEU SER CYS GLN ILE ILE MET THR SEQRES 8 A 106 PRO GLU LEU ASP GLY ILE VAL VAL ASP VAL PRO ASP ARG SEQRES 9 A 106 GLN TRP SEQRES 1 B 106 SER LYS VAL VAL TYR VAL SER HIS ASP GLY THR ARG ARG SEQRES 2 B 106 GLU LEU ASP VAL ALA ASP GLY VAL SER LEU MET GLN ALA SEQRES 3 B 106 ALA VAL SER ASN GLY ILE TYR ASP ILE VAL GLY ASP CYS SEQRES 4 B 106 GLY GLY SER ALA SER CYS ALA THR CYS HIS VAL TYR VAL SEQRES 5 B 106 ASN GLU ALA PHE THR ASP LYS VAL PRO ALA ALA ASN GLU SEQRES 6 B 106 ARG GLU ILE GLY MET LEU GLU SER VAL THR ALA GLU LEU SEQRES 7 B 106 LYS PRO ASN SER ARG LEU SER CYS GLN ILE ILE MET THR SEQRES 8 B 106 PRO GLU LEU ASP GLY ILE VAL VAL ASP VAL PRO ASP ARG SEQRES 9 B 106 GLN TRP HET FES A 107 4 HET FES B 107 4 HETNAM FES FE2/S2 (INORGANIC) CLUSTER FORMUL 3 FES 2(FE2 S2) FORMUL 5 HOH *175(H2 O) HELIX 1 1 SER A 22 ASN A 30 1 9 HELIX 2 2 GLY A 31 VAL A 36 5 6 HELIX 3 3 GLU A 54 THR A 57 5 4 HELIX 4 4 ASN A 64 GLU A 72 1 9 HELIX 5 5 CYS A 86 ILE A 88 5 3 HELIX 6 6 THR A 91 ASP A 95 5 5 HELIX 7 7 SER B 22 ASN B 30 1 9 HELIX 8 8 ASN B 64 GLU B 72 1 9 HELIX 9 9 CYS B 86 ILE B 88 5 3 HELIX 10 10 THR B 91 ASP B 95 5 5 SHEET 1 A 5 ARG A 12 ASP A 16 0 SHEET 2 A 5 LYS A 2 VAL A 6 -1 N TYR A 5 O ARG A 13 SHEET 3 A 5 ILE A 97 ASP A 100 1 O ILE A 97 N VAL A 4 SHEET 4 A 5 HIS A 49 VAL A 52 -1 N TYR A 51 O ASP A 100 SHEET 5 A 5 SER A 82 LEU A 84 -1 O ARG A 83 N VAL A 50 SHEET 1 B 5 ARG B 12 ASP B 16 0 SHEET 2 B 5 LYS B 2 VAL B 6 -1 N VAL B 3 O LEU B 15 SHEET 3 B 5 ILE B 97 ASP B 100 1 O ILE B 97 N VAL B 4 SHEET 4 B 5 HIS B 49 VAL B 52 -1 N TYR B 51 O ASP B 100 SHEET 5 B 5 SER B 82 LEU B 84 -1 O ARG B 83 N VAL B 50 LINK SG CYS A 39 FE1 FES A 107 1555 1555 2.27 LINK SG CYS A 45 FE1 FES A 107 1555 1555 2.33 LINK SG CYS A 48 FE2 FES A 107 1555 1555 2.29 LINK SG CYS A 86 FE2 FES A 107 1555 1555 2.30 LINK SG CYS B 39 FE1 FES B 107 1555 1555 2.28 LINK SG CYS B 45 FE1 FES B 107 1555 1555 2.24 LINK SG CYS B 48 FE2 FES B 107 1555 1555 2.23 LINK SG CYS B 86 FE2 FES B 107 1555 1555 2.27 SITE 1 AC1 8 GLY A 37 CYS A 39 GLY A 41 ALA A 43 SITE 2 AC1 8 SER A 44 CYS A 45 CYS A 48 CYS A 86 SITE 1 AC2 8 GLY B 37 CYS B 39 GLY B 41 ALA B 43 SITE 2 AC2 8 SER B 44 CYS B 45 CYS B 48 CYS B 86 CRYST1 50.166 75.449 107.859 90.00 90.00 90.00 C 2 2 21 16 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 0.019934 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013254 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009271 0.00000