HEADER HYDROLASE 08-JUN-99 1CP6 TITLE 1-BUTANEBORONIC ACID BINDING TO AEROMONAS PROTEOLYTICA AMINOPEPTIDASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (AMINOPEPTIDASE); COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.11.10 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: VIBRIO PROTEOLYTICUS; SOURCE 3 ORGANISM_TAXID: 671 KEYWDS HYDROLASE, AMINOPEPTIDASE EXPDTA X-RAY DIFFRACTION AUTHOR C.C.DEPAOLA,B.BENNETT,R.C.HOLZ,D.RINGE,G.A.PETSKO REVDAT 5 09-AUG-23 1CP6 1 REMARK LINK ATOM REVDAT 4 24-FEB-09 1CP6 1 VERSN REVDAT 3 01-APR-03 1CP6 1 JRNL REVDAT 2 19-JAN-00 1CP6 1 JRNL REMARK AUTHOR COMPND REVDAT 1 17-JUN-99 1CP6 0 JRNL AUTH C.C.DE PAOLA,B.BENNETT,R.C.HOLZ,D.RINGE,G.A.PETSKO JRNL TITL 1-BUTANEBORONIC ACID BINDING TO AEROMONAS PROTEOLYTICA JRNL TITL 2 AMINOPEPTIDASE: A CASE OF ARRESTED DEVELOPMENT. JRNL REF BIOCHEMISTRY V. 38 9048 1999 JRNL REFN ISSN 0006-2960 JRNL PMID 10413478 JRNL DOI 10.1021/BI9900572 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.CHEVRIER,C.SCHALK,H.D'ORCHMONT,J.-M.RONDEAU,D.MORAS, REMARK 1 AUTH 2 C.TARNUS REMARK 1 TITL CRYSTAL STRUCTURE OF THE AEROMONAS PROTEOLYTICA REMARK 1 TITL 2 AMINOPEPTIDASE: A PROTOTYPICAL MEMBER OF THE CO-CATALYTIC REMARK 1 TITL 3 ZINC FAMILY REMARK 1 REF STRUCTURE V. 2 283 1994 REMARK 1 REFN ISSN 0969-2126 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 4.0 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 0.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 84.2 REMARK 3 NUMBER OF REFLECTIONS : 23429 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) : 0.193 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2311 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 10.00 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.00 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 : 2211 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 136 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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) : 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) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.163 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.82 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.612 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 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 1CP6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1000001165. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-97 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 8.0 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23658 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 84.2 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.13400 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) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 46.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.37800 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: OTHER REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: 1AMP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.01 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM TRIS PH 8.0, 100 MM KSCN, 4.5 M REMARK 280 NACL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 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+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 32.56667 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 65.13333 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 48.85000 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 81.41667 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 16.28333 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 32.56667 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 65.13333 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 81.41667 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 48.85000 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 16.28333 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: 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 696 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 699 LIES ON A SPECIAL POSITION. 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 60 151.42 -44.43 REMARK 500 MET A 180 98.69 85.12 REMARK 500 SER A 265 -103.56 -106.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 BUB A 601 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 502 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 97 NE2 REMARK 620 2 ASP A 117 OD1 97.1 REMARK 620 3 ASP A 179 OD1 107.6 93.7 REMARK 620 4 ASP A 179 OD2 95.5 148.0 54.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 117 OD2 REMARK 620 2 GLU A 152 OE1 146.5 REMARK 620 3 GLU A 152 OE2 93.9 53.6 REMARK 620 4 HIS A 256 NE2 92.0 81.6 90.7 REMARK 620 5 BUB A 601 O15 104.2 109.2 160.1 96.8 REMARK 620 6 BUB A 601 O16 117.1 87.3 114.1 138.6 49.9 REMARK 620 N 1 2 3 4 5 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 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BUB A 601 DBREF 1CP6 A 1 291 UNP Q01693 AMPX_VIBPR 107 397 SEQRES 1 A 291 MET PRO PRO ILE THR GLN GLN ALA THR VAL THR ALA TRP SEQRES 2 A 291 LEU PRO GLN VAL ASP ALA SER GLN ILE THR GLY THR ILE SEQRES 3 A 291 SER SER LEU GLU SER PHE THR ASN ARG PHE TYR THR THR SEQRES 4 A 291 THR SER GLY ALA GLN ALA SER ASP TRP ILE ALA SER GLU SEQRES 5 A 291 TRP GLN ALA LEU SER ALA SER LEU PRO ASN ALA SER VAL SEQRES 6 A 291 LYS GLN VAL SER HIS SER GLY TYR ASN GLN LYS SER VAL SEQRES 7 A 291 VAL MET THR ILE THR GLY SER GLU ALA PRO ASP GLU TRP SEQRES 8 A 291 ILE VAL ILE GLY GLY HIS LEU ASP SER THR ILE GLY SER SEQRES 9 A 291 HIS THR ASN GLU GLN SER VAL ALA PRO GLY ALA ASP ASP SEQRES 10 A 291 ASP ALA SER GLY ILE ALA ALA VAL THR GLU VAL ILE ARG SEQRES 11 A 291 VAL LEU SER GLU ASN ASN PHE GLN PRO LYS ARG SER ILE SEQRES 12 A 291 ALA PHE MET ALA TYR ALA ALA GLU GLU VAL GLY LEU ARG SEQRES 13 A 291 GLY SER GLN ASP LEU ALA ASN GLN TYR LYS SER GLU GLY SEQRES 14 A 291 LYS ASN VAL VAL SER ALA LEU GLN LEU ASP MET THR ASN SEQRES 15 A 291 TYR LYS GLY SER ALA GLN ASP VAL VAL PHE ILE THR ASP SEQRES 16 A 291 TYR THR ASP SER ASN PHE THR GLN TYR LEU THR GLN LEU SEQRES 17 A 291 MET ASP GLU TYR LEU PRO SER LEU THR TYR GLY PHE ASP SEQRES 18 A 291 THR CYS GLY TYR ALA CYS SER ASP HIS ALA SER TRP HIS SEQRES 19 A 291 ASN ALA GLY TYR PRO ALA ALA MET PRO PHE GLU SER LYS SEQRES 20 A 291 PHE ASN ASP TYR ASN PRO ARG ILE HIS THR THR GLN ASP SEQRES 21 A 291 THR LEU ALA ASN SER ASP PRO THR GLY SER HIS ALA LYS SEQRES 22 A 291 LYS PHE THR GLN LEU GLY LEU ALA TYR ALA ILE GLU MET SEQRES 23 A 291 GLY SER ALA THR GLY HET ZN A 501 1 HET ZN A 502 1 HET BUB A 601 6 HETNAM ZN ZINC ION HETNAM BUB 1-BUTANE BORONIC ACID FORMUL 2 ZN 2(ZN 2+) FORMUL 4 BUB C4 H11 B O2 FORMUL 5 HOH *136(H2 O) HELIX 1 1 GLN A 7 GLN A 16 1 10 HELIX 2 2 ALA A 19 SER A 31 1 13 HELIX 3 3 THR A 40 SER A 57 1 18 HELIX 4 4 ALA A 119 GLU A 134 1 16 HELIX 5 5 ARG A 156 SER A 167 1 12 HELIX 6 6 SER A 199 TYR A 212 1 14 HELIX 7 7 ASP A 229 ASN A 235 5 7 HELIX 8 8 PHE A 248 ASP A 250 5 3 HELIX 9 9 LEU A 262 ASN A 264 5 3 HELIX 10 10 SER A 270 GLY A 287 1 18 SHEET 1 A 6 ALA A 63 VAL A 68 0 SHEET 2 A 6 SER A 77 ILE A 82 -1 N THR A 81 O SER A 64 SHEET 3 A 6 ARG A 141 TYR A 148 -1 N ALA A 147 O VAL A 78 SHEET 4 A 6 ALA A 87 HIS A 97 1 N ALA A 87 O SER A 142 SHEET 5 A 6 ASN A 171 GLN A 177 1 N ASN A 171 O TRP A 91 SHEET 6 A 6 ALA A 240 MET A 242 1 N ALA A 241 O ALA A 175 SHEET 1 B 2 VAL A 190 ILE A 193 0 SHEET 2 B 2 TYR A 218 ASP A 221 1 N GLY A 219 O VAL A 190 SSBOND 1 CYS A 223 CYS A 227 1555 1555 2.02 LINK NE2 HIS A 97 ZN ZN A 502 1555 1555 2.22 LINK OD2 ASP A 117 ZN ZN A 501 1555 1555 2.17 LINK OD1 ASP A 117 ZN ZN A 502 1555 1555 2.05 LINK OE1 GLU A 152 ZN ZN A 501 1555 1555 2.58 LINK OE2 GLU A 152 ZN ZN A 501 1555 1555 2.20 LINK OD1 ASP A 179 ZN ZN A 502 1555 1555 2.19 LINK OD2 ASP A 179 ZN ZN A 502 1555 1555 2.54 LINK NE2 HIS A 256 ZN ZN A 501 1555 1555 2.25 LINK ZN ZN A 501 O15 BUB A 601 1555 1555 2.45 LINK ZN ZN A 501 O16 BUB A 601 1555 1555 2.71 CISPEP 1 ASP A 117 ASP A 118 0 0.90 SITE 1 AC1 5 ASP A 117 GLU A 152 HIS A 256 ZN A 502 SITE 2 AC1 5 BUB A 601 SITE 1 AC2 7 HIS A 97 ASP A 117 GLU A 151 GLU A 152 SITE 2 AC2 7 ASP A 179 ZN A 501 BUB A 601 SITE 1 AC3 11 ASP A 117 GLU A 151 GLU A 152 ASP A 179 SITE 2 AC3 11 TYR A 225 CYS A 227 HIS A 256 ZN A 501 SITE 3 AC3 11 ZN A 502 HOH A 618 HOH A 654 CRYST1 109.200 109.200 97.700 90.00 90.00 120.00 P 61 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 0.009157 0.005287 0.000000 0.00000 SCALE2 0.000000 0.010574 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010235 0.00000