HEADER DNA BINDING PROTEIN 20-JUN-05 2A1K TITLE RB69 SINGLE-STRANDED DNA BINDING PROTEIN CORE DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: GP32 SINGLE STRANDED DNA BINDING PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CORE DOMAIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE RB69; SOURCE 3 ORGANISM_TAXID: 12353; SOURCE 4 GENE: 32; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: AR120; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PKC30 KEYWDS ZN2+ BINDING SUBDOMAIN, 5-STRANDED BETA-SHEET, OB FOLD, SINGLE- KEYWDS 2 STRANDED DNA BINDING, DNA BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.SUN,L.GENG,Y.SHAMOO REVDAT 4 23-AUG-23 2A1K 1 REMARK LINK REVDAT 3 24-FEB-09 2A1K 1 VERSN REVDAT 2 29-AUG-06 2A1K 1 JRNL REVDAT 1 09-MAY-06 2A1K 0 JRNL AUTH S.SUN,L.GENG,Y.SHAMOO JRNL TITL STRUCTURE AND ENZYMATIC PROPERTIES OF A CHIMERIC JRNL TITL 2 BACTERIOPHAGE RB69 DNA POLYMERASE AND SINGLE-STRANDED DNA JRNL TITL 3 BINDING PROTEIN WITH INCREASED PROCESSIVITY. JRNL REF PROTEINS V. 65 231 2006 JRNL REFN ISSN 0887-3585 JRNL PMID 16881051 JRNL DOI 10.1002/PROT.21088 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.87 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) (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 36718 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) : 0.236 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 1719 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.15 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3096 REMARK 3 BIN FREE R VALUE : 0.3495 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 323 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 : 3434 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 436 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -2.48900 REMARK 3 B22 (A**2) : -2.48900 REMARK 3 B33 (A**2) : 4.97800 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) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.31 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) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.35 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.233 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.740 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 55.56 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.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2A1K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JUL-05. REMARK 100 THE DEPOSITION ID IS D_1000033376. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-DEC-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 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 : NULL REMARK 200 OPTICS : OSMIC MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : D*TREK 7.1SSI REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 49458 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 47.870 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.09100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.0000 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) : 2.09 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.34400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.300 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: PDB ENTRY 1GPC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.92 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.95 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG200, MES, MAGNESIUM CHLORIDE, PH REMARK 280 6.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 61.87500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 92.81250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 30.93750 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 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 LYS A 21 REMARK 465 GLY A 22 REMARK 465 PHE A 23 REMARK 465 SER A 24 REMARK 465 SER A 25 REMARK 465 GLU A 26 REMARK 465 ALA A 242 REMARK 465 ALA A 243 REMARK 465 LEU A 244 REMARK 465 GLY A 245 REMARK 465 GLY A 246 REMARK 465 ALA A 247 REMARK 465 ALA A 248 REMARK 465 ALA A 249 REMARK 465 ALA A 250 REMARK 465 ALA A 251 REMARK 465 ALA A 252 REMARK 465 SER A 253 REMARK 465 LYS B 21 REMARK 465 GLY B 22 REMARK 465 PHE B 23 REMARK 465 SER B 24 REMARK 465 SER B 25 REMARK 465 GLU B 26 REMARK 465 ASP B 27 REMARK 465 LYS B 28 REMARK 465 THR B 241 REMARK 465 ALA B 242 REMARK 465 ALA B 243 REMARK 465 LEU B 244 REMARK 465 GLY B 245 REMARK 465 GLY B 246 REMARK 465 ALA B 247 REMARK 465 ALA B 248 REMARK 465 ALA B 249 REMARK 465 ALA B 250 REMARK 465 ALA B 251 REMARK 465 ALA B 252 REMARK 465 SER B 253 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 OD1 ASP B 223 O HOH B 466 2.09 REMARK 500 OE1 GLU B 230 O HOH B 467 2.18 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 SER A 78 -6.91 -58.55 REMARK 500 ASN A 102 74.54 -162.86 REMARK 500 ALA A 127 69.73 -153.89 REMARK 500 ASN B 102 74.76 -166.58 REMARK 500 VAL B 122 -62.71 -91.30 REMARK 500 ALA B 127 63.42 -152.74 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 1 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 64 NE2 REMARK 620 2 CYS A 77 SG 106.8 REMARK 620 3 CYS A 87 SG 104.0 109.5 REMARK 620 4 CYS A 90 SG 109.6 106.0 120.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 2 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 64 NE2 REMARK 620 2 CYS B 77 SG 108.1 REMARK 620 3 CYS B 87 SG 110.1 114.0 REMARK 620 4 CYS B 90 SG 109.9 96.3 117.5 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 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 2 DBREF 2A1K A 21 253 UNP Q7Y265 Q7Y265_BPR69 21 253 DBREF 2A1K B 21 253 UNP Q7Y265 Q7Y265_BPR69 21 253 SEQRES 1 A 233 LYS GLY PHE SER SER GLU ASP LYS GLY GLU TRP LYS LEU SEQRES 2 A 233 LYS LEU ASP ALA SER GLY ASN GLY GLN ALA VAL ILE ARG SEQRES 3 A 233 PHE LEU PRO ALA LYS THR ASP ASP ALA LEU PRO PHE ALA SEQRES 4 A 233 ILE LEU VAL ASN HIS GLY PHE LYS LYS ASN GLY LYS TRP SEQRES 5 A 233 TYR ILE GLU THR CYS SER SER THR HIS GLY ASP TYR ASP SEQRES 6 A 233 SER CYS PRO VAL CYS GLN TYR ILE SER LYS ASN ASP LEU SEQRES 7 A 233 TYR ASN THR ASN LYS THR GLU TYR SER GLN LEU LYS ARG SEQRES 8 A 233 LYS THR SER TYR TRP ALA ASN ILE LEU VAL VAL LYS ASP SEQRES 9 A 233 PRO GLN ALA PRO ASP ASN GLU GLY LYS VAL PHE LYS TYR SEQRES 10 A 233 ARG PHE GLY LYS LYS ILE TRP ASP LYS ILE ASN ALA MET SEQRES 11 A 233 ILE ALA VAL ASP THR GLU MET GLY GLU THR PRO VAL ASP SEQRES 12 A 233 VAL THR CYS PRO TRP GLU GLY ALA ASN PHE VAL LEU LYS SEQRES 13 A 233 VAL LYS GLN VAL SER GLY PHE SER ASN TYR ASP GLU SER SEQRES 14 A 233 LYS PHE LEU ASN GLN SER ALA ILE PRO ASN ILE ASP ASP SEQRES 15 A 233 GLU SER PHE GLN LYS GLU LEU PHE GLU GLN MET VAL ASP SEQRES 16 A 233 LEU SER GLU MET THR SER LYS ASP LYS PHE LYS SER PHE SEQRES 17 A 233 GLU GLU LEU ASN THR LYS PHE ASN GLN VAL LEU GLY THR SEQRES 18 A 233 ALA ALA LEU GLY GLY ALA ALA ALA ALA ALA ALA SER SEQRES 1 B 233 LYS GLY PHE SER SER GLU ASP LYS GLY GLU TRP LYS LEU SEQRES 2 B 233 LYS LEU ASP ALA SER GLY ASN GLY GLN ALA VAL ILE ARG SEQRES 3 B 233 PHE LEU PRO ALA LYS THR ASP ASP ALA LEU PRO PHE ALA SEQRES 4 B 233 ILE LEU VAL ASN HIS GLY PHE LYS LYS ASN GLY LYS TRP SEQRES 5 B 233 TYR ILE GLU THR CYS SER SER THR HIS GLY ASP TYR ASP SEQRES 6 B 233 SER CYS PRO VAL CYS GLN TYR ILE SER LYS ASN ASP LEU SEQRES 7 B 233 TYR ASN THR ASN LYS THR GLU TYR SER GLN LEU LYS ARG SEQRES 8 B 233 LYS THR SER TYR TRP ALA ASN ILE LEU VAL VAL LYS ASP SEQRES 9 B 233 PRO GLN ALA PRO ASP ASN GLU GLY LYS VAL PHE LYS TYR SEQRES 10 B 233 ARG PHE GLY LYS LYS ILE TRP ASP LYS ILE ASN ALA MET SEQRES 11 B 233 ILE ALA VAL ASP THR GLU MET GLY GLU THR PRO VAL ASP SEQRES 12 B 233 VAL THR CYS PRO TRP GLU GLY ALA ASN PHE VAL LEU LYS SEQRES 13 B 233 VAL LYS GLN VAL SER GLY PHE SER ASN TYR ASP GLU SER SEQRES 14 B 233 LYS PHE LEU ASN GLN SER ALA ILE PRO ASN ILE ASP ASP SEQRES 15 B 233 GLU SER PHE GLN LYS GLU LEU PHE GLU GLN MET VAL ASP SEQRES 16 B 233 LEU SER GLU MET THR SER LYS ASP LYS PHE LYS SER PHE SEQRES 17 B 233 GLU GLU LEU ASN THR LYS PHE ASN GLN VAL LEU GLY THR SEQRES 18 B 233 ALA ALA LEU GLY GLY ALA ALA ALA ALA ALA ALA SER HET ZN A 1 1 HET ZN B 2 1 HETNAM ZN ZINC ION FORMUL 3 ZN 2(ZN 2+) FORMUL 5 HOH *436(H2 O) HELIX 1 1 SER A 78 GLY A 82 5 5 HELIX 2 2 CYS A 87 ASN A 96 1 10 HELIX 3 3 ASP A 97 ASN A 102 1 6 HELIX 4 4 ASN A 102 LYS A 110 1 9 HELIX 5 5 ALA A 127 GLU A 131 5 5 HELIX 6 6 GLY A 140 ALA A 152 1 13 HELIX 7 7 ASP A 202 MET A 213 1 12 HELIX 8 8 ASP A 215 PHE A 225 5 11 HELIX 9 9 SER A 227 GLY A 240 1 14 HELIX 10 10 SER B 78 GLY B 82 5 5 HELIX 11 11 CYS B 87 ASN B 96 1 10 HELIX 12 12 ASP B 97 ASN B 102 1 6 HELIX 13 13 ASN B 102 LYS B 110 1 9 HELIX 14 14 ALA B 127 GLU B 131 5 5 HELIX 15 15 GLY B 140 MET B 150 1 11 HELIX 16 16 ASP B 154 GLY B 158 5 5 HELIX 17 17 ASP B 202 MET B 213 1 12 HELIX 18 18 ASP B 215 PHE B 225 5 11 HELIX 19 19 SER B 227 GLY B 240 1 14 SHEET 1 A 6 LYS A 71 THR A 76 0 SHEET 2 A 6 PHE A 58 LYS A 68 -1 N LYS A 68 O LYS A 71 SHEET 3 A 6 LYS A 112 LYS A 123 -1 O SER A 114 N LEU A 61 SHEET 4 A 6 GLY A 41 PHE A 47 -1 N VAL A 44 O LYS A 123 SHEET 5 A 6 ALA A 171 VAL A 180 -1 O PHE A 173 N ILE A 45 SHEET 6 A 6 PHE A 183 ASN A 185 -1 O ASN A 185 N LYS A 178 SHEET 1 B 5 VAL A 134 PHE A 139 0 SHEET 2 B 5 LYS A 112 LYS A 123 -1 N ILE A 119 O PHE A 135 SHEET 3 B 5 GLY A 41 PHE A 47 -1 N VAL A 44 O LYS A 123 SHEET 4 B 5 ALA A 171 VAL A 180 -1 O PHE A 173 N ILE A 45 SHEET 5 B 5 LYS A 190 GLN A 194 -1 O LYS A 190 N VAL A 174 SHEET 1 C 6 LYS B 71 THR B 76 0 SHEET 2 C 6 PHE B 58 LYS B 68 -1 N LYS B 68 O LYS B 71 SHEET 3 C 6 LYS B 112 LYS B 123 -1 O SER B 114 N LEU B 61 SHEET 4 C 6 GLY B 41 PHE B 47 -1 N VAL B 44 O VAL B 122 SHEET 5 C 6 ALA B 171 VAL B 180 -1 O LEU B 175 N ALA B 43 SHEET 6 C 6 PHE B 183 ASN B 185 -1 O PHE B 183 N VAL B 180 SHEET 1 D 5 VAL B 134 PHE B 139 0 SHEET 2 D 5 LYS B 112 LYS B 123 -1 N ILE B 119 O PHE B 135 SHEET 3 D 5 GLY B 41 PHE B 47 -1 N VAL B 44 O VAL B 122 SHEET 4 D 5 ALA B 171 VAL B 180 -1 O LEU B 175 N ALA B 43 SHEET 5 D 5 LYS B 190 GLN B 194 -1 O LYS B 190 N VAL B 174 LINK ZN ZN A 1 NE2 HIS A 64 1555 1555 2.20 LINK ZN ZN A 1 SG CYS A 77 1555 1555 2.31 LINK ZN ZN A 1 SG CYS A 87 1555 1555 2.35 LINK ZN ZN A 1 SG CYS A 90 1555 1555 2.35 LINK ZN ZN B 2 NE2 HIS B 64 1555 1555 2.05 LINK ZN ZN B 2 SG CYS B 77 1555 1555 2.44 LINK ZN ZN B 2 SG CYS B 87 1555 1555 2.30 LINK ZN ZN B 2 SG CYS B 90 1555 1555 2.38 SITE 1 AC1 4 HIS A 64 CYS A 77 CYS A 87 CYS A 90 SITE 1 AC2 4 HIS B 64 CYS B 77 CYS B 87 CYS B 90 CRYST1 67.700 67.700 123.750 90.00 90.00 90.00 P 43 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 0.014771 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014771 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008081 0.00000