HEADER HYDROLASE 06-JAN-06 2CBN TITLE CRYSTAL STRUCTURE OF ZIPD FROM ESCHERICHIA COLI COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEASE Z; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ZINC PHOSPHODIESTERASE, RNASE Z, TRNASE Z, TRNA COMPND 5 3, ENDONUCLEASE; COMPND 6 EC: 3.1.26.11; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS PHOSPHODIESTERASE BETA LACTAMASE TRNASE Z, HYDROLASE, KEYWDS 2 METAL- BINDING, ENDONUCLEASE, TRNA PROCESSING, ZINC EXPDTA X-RAY DIFFRACTION AUTHOR E.POHL,W.MEYER-KLAUCKE,B.KOSTELECKY REVDAT 3 05-FEB-14 2CBN 1 REMARK VERSN REVDAT 2 24-FEB-09 2CBN 1 VERSN REVDAT 1 15-FEB-06 2CBN 0 JRNL AUTH B.KOSTELECKY,E.POHL,A.VOGEL,O.SCHILLING, JRNL AUTH 2 W.MEYER-KLAUCKE JRNL TITL THE CRYSTAL STRUCTURE OF THE ZINC JRNL TITL 2 PHOSPHODIESTERASE FROM ESCHERICHIA COLI PROVIDES JRNL TITL 3 INSIGHT INTO FUNCTION AND COOPERATIVITY OF TRNASE JRNL TITL 4 Z-FAMILY PROTEINS. JRNL REF J.BACTERIOL. V. 188 1607 2006 JRNL REFN ISSN 0021-9193 JRNL PMID 16452444 JRNL DOI 10.1128/JB.188.4.1607-1614.2006 REMARK 2 REMARK 2 RESOLUTION. 2.9 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.9 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50 REMARK 3 DATA CUTOFF (SIGMA(F)) : NONE REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 19099 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) : 0.23 REMARK 3 FREE R VALUE : 0.25 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.8 REMARK 3 FREE R VALUE TEST SET COUNT : 974 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 : 2267 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 46.96 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.170 REMARK 3 B22 (A**2) : -8.170 REMARK 3 B33 (A**2) : 16.340 REMARK 3 B12 (A**2) : -12.102 REMARK 3 B13 (A**2) : 0.000 REMARK 3 B23 (A**2) : 0.000 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) : 0.01 REMARK 3 BOND ANGLES (DEGREES) : 1.6 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: NULL REMARK 4 REMARK 4 2CBN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-JAN-06. REMARK 100 THE PDBE ID CODE IS EBI-27091. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06SA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.24 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20073 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 15.000 REMARK 200 R MERGE (I) : 0.07000 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) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: XPREP, SHELXD, SHELXE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 81.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 6.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 64 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+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+1/3 REMARK 290 6555 X-Y,X,Z+2/3 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+1/3 REMARK 290 11555 -X+Y,Y,-Z REMARK 290 12555 X,X-Y,-Z+2/3 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 46.06667 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 92.13333 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 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 46.06667 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 92.13333 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 46.06667 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 92.13333 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 46.06667 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 0.00000 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 92.13333 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: 3140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24810 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -179.1 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 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 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 HIS A 28 CG ND1 CD2 CE1 NE2 REMARK 470 PRO A 29 CG CD REMARK 470 GLN A 87 CG CD OE1 NE2 REMARK 470 GLN A 176 CG CD OE1 NE2 REMARK 470 LEU A 178 CG CD1 CD2 REMARK 470 LYS A 179 CG CD CE NZ REMARK 470 LYS A 182 CG CD CE NZ REMARK 470 ILE A 184 CG1 CG2 CD1 REMARK 470 LEU A 186 CG CD1 CD2 REMARK 470 GLU A 187 CG CD OE1 OE2 REMARK 470 ASP A 188 CG OD1 OD2 REMARK 470 GLN A 191 CG CD OE1 NE2 REMARK 470 LEU A 198 CG CD1 CD2 REMARK 470 LYS A 224 CG CD CE NZ 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 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 MET A 1 101.49 66.96 REMARK 500 ALA A 21 121.49 -173.01 REMARK 500 GLN A 31 52.61 -148.07 REMARK 500 ASP A 38 158.23 84.36 REMARK 500 PRO A 142 -18.82 -48.36 REMARK 500 PRO A 173 -83.81 -43.24 REMARK 500 ILE A 184 129.01 -31.40 REMARK 500 ARG A 190 125.89 -177.63 REMARK 500 ALA A 200 88.09 18.11 REMARK 500 PHE A 291 87.58 170.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 THR A 20 24.0 L L OUTSIDE RANGE 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 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 212 OD1 REMARK 620 2 HIS A 141 NE2 89.8 REMARK 620 3 HIS A 66 ND1 164.0 97.8 REMARK 620 N 1 2 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 ASP A 212 OD1 REMARK 620 2 HIS A 270 NE2 96.8 REMARK 620 3 ASP A 68 OD2 171.6 89.8 REMARK 620 4 HIS A 69 NE2 90.6 108.6 82.2 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 402 DBREF 2CBN A 0 0 PDB 2CBN 2CBN 0 0 DBREF 2CBN A 1 305 UNP P0A8V0 RNZ_ECOLI 1 305 SEQADV 2CBN ASN A 2 UNP P0A8V0 GLU 2 CONFLICT SEQRES 1 A 306 ALA MET ASN LEU ILE PHE LEU GLY THR SER ALA GLY VAL SEQRES 2 A 306 PRO THR ARG THR ARG ASN VAL THR ALA ILE LEU LEU ASN SEQRES 3 A 306 LEU GLN HIS PRO THR GLN SER GLY LEU TRP LEU PHE ASP SEQRES 4 A 306 CYS GLY GLU GLY THR GLN HIS GLN LEU LEU HIS THR ALA SEQRES 5 A 306 PHE ASN PRO GLY LYS LEU ASP LYS ILE PHE ILE SER HIS SEQRES 6 A 306 LEU HIS GLY ASP HIS LEU PHE GLY LEU PRO GLY LEU LEU SEQRES 7 A 306 CYS SER ARG SER MET SER GLY ILE ILE GLN PRO LEU THR SEQRES 8 A 306 ILE TYR GLY PRO GLN GLY ILE ARG GLU PHE VAL GLU THR SEQRES 9 A 306 ALA LEU ARG ILE SER GLY SER TRP THR ASP TYR PRO LEU SEQRES 10 A 306 GLU ILE VAL GLU ILE GLY ALA GLY GLU ILE LEU ASP ASP SEQRES 11 A 306 GLY LEU ARG LYS VAL THR ALA TYR PRO LEU GLU HIS PRO SEQRES 12 A 306 LEU GLU CYS TYR GLY TYR ARG ILE GLU GLU HIS ASP ALA SEQRES 13 A 306 PRO GLY ALA LEU ASN ALA GLN ALA LEU LYS ALA ALA GLY SEQRES 14 A 306 VAL PRO PRO GLY PRO LEU PHE GLN GLU LEU LYS ALA GLY SEQRES 15 A 306 LYS THR ILE THR LEU GLU ASP GLY ARG GLN ILE ASN GLY SEQRES 16 A 306 ALA ASP TYR LEU ALA ALA PRO VAL PRO GLY LYS ALA LEU SEQRES 17 A 306 ALA ILE PHE GLY ASP THR GLY PRO CYS ASP ALA ALA LEU SEQRES 18 A 306 ASP LEU ALA LYS GLY VAL ASP VAL MET VAL HIS GLU ALA SEQRES 19 A 306 THR LEU ASP ILE THR MET GLU ALA LYS ALA ASN SER ARG SEQRES 20 A 306 GLY HIS SER SER THR ARG GLN ALA ALA THR LEU ALA ARG SEQRES 21 A 306 GLU ALA GLY VAL GLY LYS LEU ILE ILE THR HIS VAL SER SEQRES 22 A 306 SER ARG TYR ASP ASP LYS GLY CYS GLN HIS LEU LEU ARG SEQRES 23 A 306 GLU CYS ARG SER ILE PHE PRO ALA THR GLU LEU ALA ASN SEQRES 24 A 306 ASP PHE THR VAL PHE ASN VAL HET ZN A 401 1 HET ZN A 402 1 HETNAM ZN ZINC ION FORMUL 2 ZN 2(ZN 2+) HELIX 1 1 GLY A 42 HIS A 49 1 8 HELIX 2 2 HIS A 66 PHE A 71 1 6 HELIX 3 3 GLY A 72 SER A 83 1 12 HELIX 4 4 GLY A 96 SER A 108 1 13 HELIX 5 5 ASN A 160 ALA A 167 1 8 HELIX 6 6 GLY A 172 GLY A 181 1 10 HELIX 7 7 ASN A 193 TYR A 197 5 5 HELIX 8 8 ALA A 218 LYS A 224 1 7 HELIX 9 9 ASP A 236 THR A 238 5 3 HELIX 10 10 MET A 239 ARG A 246 1 8 HELIX 11 11 SER A 250 GLY A 262 1 13 HELIX 12 12 ASP A 276 SER A 289 1 14 SHEET 1 AA 7 LEU A 116 GLU A 120 0 SHEET 2 AA 7 LEU A 89 GLY A 93 1 O LEU A 89 N GLU A 117 SHEET 3 AA 7 LEU A 57 PHE A 61 1 O ASP A 58 N THR A 90 SHEET 4 AA 7 LEU A 34 PHE A 37 1 O LEU A 34 N ASP A 58 SHEET 5 AA 7 ALA A 21 ASN A 25 -1 O ILE A 22 N PHE A 37 SHEET 6 AA 7 ASN A 2 GLY A 7 -1 O ASN A 2 N ASN A 25 SHEET 7 AA 7 VAL A 302 ASN A 304 -1 O PHE A 303 N LEU A 3 SHEET 1 AB 7 GLY A 124 ASP A 128 0 SHEET 2 AB 7 ARG A 132 PRO A 138 -1 O VAL A 134 N ILE A 126 SHEET 3 AB 7 TYR A 146 GLU A 152 -1 O GLY A 147 N TYR A 137 SHEET 4 AB 7 ALA A 206 ILE A 209 -1 O LEU A 207 N ILE A 150 SHEET 5 AB 7 VAL A 228 GLU A 232 1 O VAL A 228 N ALA A 208 SHEET 6 AB 7 LYS A 265 THR A 269 1 O LYS A 265 N MET A 229 SHEET 7 AB 7 THR A 294 LEU A 296 1 O GLU A 295 N ILE A 268 SHEET 1 AC 2 THR A 185 LEU A 186 0 SHEET 2 AC 2 ARG A 190 GLN A 191 -1 O ARG A 190 N LEU A 186 LINK ZN ZN A 401 OD1 ASP A 212 1555 1555 2.55 LINK ZN ZN A 401 NE2 HIS A 141 1555 1555 2.25 LINK ZN ZN A 401 ND1 HIS A 66 1555 1555 2.32 LINK ZN ZN A 402 NE2 HIS A 270 1555 1555 2.11 LINK ZN ZN A 402 OD2 ASP A 68 1555 1555 2.68 LINK ZN ZN A 402 NE2 HIS A 69 1555 1555 2.17 LINK ZN ZN A 402 OD1 ASP A 212 1555 1555 2.01 SITE 1 AC1 5 HIS A 64 HIS A 66 HIS A 141 ASP A 212 SITE 2 AC1 5 ZN A 402 SITE 1 AC2 5 ASP A 68 HIS A 69 ASP A 212 HIS A 270 SITE 2 AC2 5 ZN A 401 CRYST1 147.200 147.200 138.200 90.00 90.00 120.00 P 64 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 0.006793 0.003922 0.000000 0.00000 SCALE2 0.000000 0.007844 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007236 0.00000