HEADER HYDROLASE 02-NOV-03 1RB7 TITLE YEAST CYTOSINE DEAMINASE CRYSTAL FORM P212121 WITH SODIUM ACETATE. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOSINE DEAMINASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CYTOSINE AMINOHYDROLASE; COMPND 5 EC: 3.5.4.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE; SOURCE 3 ORGANISM_COMMON: BAKER'S YEAST; SOURCE 4 ORGANISM_TAXID: 4932; SOURCE 5 GENE: FCY1, YPR062W, YP9499.17; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3)-RIL; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS CYTOSINE DEAMINASE, STREAK SEEDING, AMINO HYDROLASE, ZINC BOUND, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR G.C.IRETON,B.L.STODDARD REVDAT 3 23-AUG-23 1RB7 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1RB7 1 VERSN REVDAT 1 02-MAR-04 1RB7 0 JRNL AUTH G.C.IRETON,B.L.STODDARD JRNL TITL MICROSEED MATRIX SCREENING TO IMPROVE CRYSTALS OF YEAST JRNL TITL 2 CYTOSINE DEAMINASE. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 60 601 2004 JRNL REFN ISSN 0907-4449 JRNL PMID 14993707 JRNL DOI 10.1107/S0907444903029664 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) : 19.87 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 418585.390 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.0 REMARK 3 NUMBER OF REFLECTIONS : 17910 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) : 0.185 REMARK 3 FREE R VALUE : 0.211 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 871 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.23 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 81.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2375 REMARK 3 BIN R VALUE (WORKING SET) : 0.2330 REMARK 3 BIN FREE R VALUE : 0.2740 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 120 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.025 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2366 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 4 REMARK 3 SOLVENT ATOMS : 228 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.40000 REMARK 3 B22 (A**2) : -11.05000 REMARK 3 B33 (A**2) : 19.45000 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.17 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) : 0.26 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.690 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) : 1.200 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.780 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.970 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.840 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 72.24 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 : ION.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 : ION.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 1RB7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-NOV-03. REMARK 100 THE DEPOSITION ID IS D_1000020635. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-MAY-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18523 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : 0.05900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 34.4000 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) : 2.20 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 8.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1OX7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.01 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, SODIUM ACETATE, CACODYLATE, REMARK 280 PH 6.5, STREAK SEEDING, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 27.24450 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 39.72050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.06250 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 39.72050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.24450 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.06250 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 300 REMARK: THE HOMODIMER WITHIN THE ASYMMETRIC UNIT IS THE BIOLOGICAL REMARK 300 ASSEMBLY. 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: 3350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11770 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -168.0 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 GLY A -2 REMARK 465 SER A -1 REMARK 465 SER A 0 REMARK 465 MET A 1 REMARK 465 VAL A 2 REMARK 465 THR A 3 REMARK 465 GLY A 4 REMARK 465 GLY A 5 REMARK 465 MET A 6 REMARK 465 GLY B -2 REMARK 465 SER B -1 REMARK 465 SER B 0 REMARK 465 MET B 1 REMARK 465 VAL B 2 REMARK 465 THR B 3 REMARK 465 GLY B 4 REMARK 465 GLY B 5 REMARK 465 MET B 6 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 LYS A 115 136.81 -171.88 REMARK 500 LYS B 115 148.33 -172.11 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 ZN A 400 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 62 ND1 REMARK 620 2 CYS A 91 SG 105.1 REMARK 620 3 CYS A 94 SG 113.5 120.6 REMARK 620 4 HOH A 704 O 123.8 87.1 105.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 402 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 700 O REMARK 620 2 HOH A 701 O 114.9 REMARK 620 3 HOH A 703 O 104.6 108.3 REMARK 620 4 HOH A 704 O 97.0 113.5 118.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 62 ND1 REMARK 620 2 CYS B 91 SG 106.2 REMARK 620 3 CYS B 94 SG 111.9 118.0 REMARK 620 4 HOH B 705 O 119.7 96.8 104.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 403 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 705 O REMARK 620 2 HOH B 706 O 101.4 REMARK 620 3 HOH B 707 O 119.5 106.1 REMARK 620 4 HOH B 708 O 110.0 115.7 104.6 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 ZN A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 403 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1OX7 RELATED DB: PDB REMARK 900 RELATED ID: 1P6O RELATED DB: PDB DBREF 1RB7 A 1 158 UNP Q12178 FCY1_YEAST 1 158 DBREF 1RB7 B 1 158 UNP Q12178 FCY1_YEAST 1 158 SEQADV 1RB7 GLY A -2 UNP Q12178 CLONING ARTIFACT SEQADV 1RB7 SER A -1 UNP Q12178 CLONING ARTIFACT SEQADV 1RB7 SER A 0 UNP Q12178 CLONING ARTIFACT SEQADV 1RB7 GLY B -2 UNP Q12178 CLONING ARTIFACT SEQADV 1RB7 SER B -1 UNP Q12178 CLONING ARTIFACT SEQADV 1RB7 SER B 0 UNP Q12178 CLONING ARTIFACT SEQRES 1 A 161 GLY SER SER MET VAL THR GLY GLY MET ALA SER LYS TRP SEQRES 2 A 161 ASP GLN LYS GLY MET ASP ILE ALA TYR GLU GLU ALA ALA SEQRES 3 A 161 LEU GLY TYR LYS GLU GLY GLY VAL PRO ILE GLY GLY CYS SEQRES 4 A 161 LEU ILE ASN ASN LYS ASP GLY SER VAL LEU GLY ARG GLY SEQRES 5 A 161 HIS ASN MET ARG PHE GLN LYS GLY SER ALA THR LEU HIS SEQRES 6 A 161 GLY GLU ILE SER THR LEU GLU ASN CYS GLY ARG LEU GLU SEQRES 7 A 161 GLY LYS VAL TYR LYS ASP THR THR LEU TYR THR THR LEU SEQRES 8 A 161 SER PRO CYS ASP MET CYS THR GLY ALA ILE ILE MET TYR SEQRES 9 A 161 GLY ILE PRO ARG CYS VAL VAL GLY GLU ASN VAL ASN PHE SEQRES 10 A 161 LYS SER LYS GLY GLU LYS TYR LEU GLN THR ARG GLY HIS SEQRES 11 A 161 GLU VAL VAL VAL VAL ASP ASP GLU ARG CYS LYS LYS ILE SEQRES 12 A 161 MET LYS GLN PHE ILE ASP GLU ARG PRO GLN ASP TRP PHE SEQRES 13 A 161 GLU ASP ILE GLY GLU SEQRES 1 B 161 GLY SER SER MET VAL THR GLY GLY MET ALA SER LYS TRP SEQRES 2 B 161 ASP GLN LYS GLY MET ASP ILE ALA TYR GLU GLU ALA ALA SEQRES 3 B 161 LEU GLY TYR LYS GLU GLY GLY VAL PRO ILE GLY GLY CYS SEQRES 4 B 161 LEU ILE ASN ASN LYS ASP GLY SER VAL LEU GLY ARG GLY SEQRES 5 B 161 HIS ASN MET ARG PHE GLN LYS GLY SER ALA THR LEU HIS SEQRES 6 B 161 GLY GLU ILE SER THR LEU GLU ASN CYS GLY ARG LEU GLU SEQRES 7 B 161 GLY LYS VAL TYR LYS ASP THR THR LEU TYR THR THR LEU SEQRES 8 B 161 SER PRO CYS ASP MET CYS THR GLY ALA ILE ILE MET TYR SEQRES 9 B 161 GLY ILE PRO ARG CYS VAL VAL GLY GLU ASN VAL ASN PHE SEQRES 10 B 161 LYS SER LYS GLY GLU LYS TYR LEU GLN THR ARG GLY HIS SEQRES 11 B 161 GLU VAL VAL VAL VAL ASP ASP GLU ARG CYS LYS LYS ILE SEQRES 12 B 161 MET LYS GLN PHE ILE ASP GLU ARG PRO GLN ASP TRP PHE SEQRES 13 B 161 GLU ASP ILE GLY GLU HET ZN A 400 1 HET ZN A 402 1 HET ZN B 401 1 HET ZN B 403 1 HETNAM ZN ZINC ION FORMUL 3 ZN 4(ZN 2+) FORMUL 7 HOH *228(H2 O) HELIX 1 1 TRP A 10 GLU A 28 1 19 HELIX 2 2 MET A 52 GLY A 57 1 6 HELIX 3 3 HIS A 62 GLY A 72 1 11 HELIX 4 4 GLU A 75 LYS A 80 1 6 HELIX 5 5 CYS A 91 GLY A 102 1 12 HELIX 6 6 LYS A 117 ARG A 125 1 9 HELIX 7 7 ASP A 134 ARG A 148 1 15 HELIX 8 8 ARG A 148 ILE A 156 1 9 HELIX 9 9 ALA B 7 LYS B 9 5 3 HELIX 10 10 TRP B 10 GLU B 28 1 19 HELIX 11 11 MET B 52 GLY B 57 1 6 HELIX 12 12 HIS B 62 GLY B 72 1 11 HELIX 13 13 GLU B 75 LYS B 80 1 6 HELIX 14 14 CYS B 91 GLY B 102 1 12 HELIX 15 15 LYS B 117 ARG B 125 1 9 HELIX 16 16 ASP B 134 ARG B 148 1 15 HELIX 17 17 ARG B 148 ILE B 156 1 9 SHEET 1 A 5 VAL A 45 HIS A 50 0 SHEET 2 A 5 GLY A 34 ASN A 39 -1 N LEU A 37 O LEU A 46 SHEET 3 A 5 THR A 82 LEU A 88 -1 O TYR A 85 N CYS A 36 SHEET 4 A 5 ARG A 105 GLU A 110 1 O GLY A 109 N THR A 86 SHEET 5 A 5 GLU A 128 VAL A 131 1 O VAL A 130 N VAL A 108 SHEET 1 B 5 VAL B 45 HIS B 50 0 SHEET 2 B 5 GLY B 34 ASN B 39 -1 N GLY B 35 O GLY B 49 SHEET 3 B 5 THR B 82 LEU B 88 -1 O TYR B 85 N CYS B 36 SHEET 4 B 5 ARG B 105 GLU B 110 1 O ARG B 105 N LEU B 84 SHEET 5 B 5 GLU B 128 VAL B 131 1 O VAL B 130 N VAL B 108 LINK ND1 HIS A 62 ZN ZN A 400 1555 1555 2.20 LINK SG CYS A 91 ZN ZN A 400 1555 1555 2.41 LINK SG CYS A 94 ZN ZN A 400 1555 1555 2.38 LINK ZN ZN A 400 O HOH A 704 1555 1555 2.16 LINK ZN ZN A 402 O HOH A 700 1555 1555 2.26 LINK ZN ZN A 402 O HOH A 701 1555 1555 2.27 LINK ZN ZN A 402 O HOH A 703 1555 1555 2.03 LINK ZN ZN A 402 O HOH A 704 1555 1555 2.05 LINK ND1 HIS B 62 ZN ZN B 401 1555 1555 2.24 LINK SG CYS B 91 ZN ZN B 401 1555 1555 2.45 LINK SG CYS B 94 ZN ZN B 401 1555 1555 2.37 LINK ZN ZN B 401 O HOH B 705 1555 1555 2.08 LINK ZN ZN B 403 O HOH B 705 1555 1555 2.00 LINK ZN ZN B 403 O HOH B 706 1555 1555 2.18 LINK ZN ZN B 403 O HOH B 707 1555 1555 2.29 LINK ZN ZN B 403 O HOH B 708 1555 1555 2.04 SITE 1 AC1 5 HIS A 62 CYS A 91 CYS A 94 ZN A 402 SITE 2 AC1 5 HOH A 704 SITE 1 AC2 5 HIS B 62 CYS B 91 CYS B 94 ZN B 403 SITE 2 AC2 5 HOH B 705 SITE 1 AC3 6 GLU A 64 ZN A 400 HOH A 700 HOH A 701 SITE 2 AC3 6 HOH A 703 HOH A 704 SITE 1 AC4 6 GLU B 64 ZN B 401 HOH B 705 HOH B 706 SITE 2 AC4 6 HOH B 707 HOH B 708 CRYST1 54.489 72.125 79.441 90.00 90.00 90.00 P 21 21 21 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 0.018352 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013865 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012588 0.00000