PDB Short entry for 1F57 HEADER HYDROLASE 13-JUN-00 1F57 TITLE CARBOXYPEPTIDASE A COMPLEX WITH D-CYSTEINE AT 1.75 A COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBOXYPEPTIDASE A; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.17.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS METALLOPROTEASE INHIBITOR, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR D.M.VAN AALTEN,C.R.CHONG,L.JOSHUA-TOR REVDAT 4 09-AUG-23 1F57 1 REMARK LINK REVDAT 3 31-JAN-18 1F57 1 REMARK REVDAT 2 24-FEB-09 1F57 1 VERSN REVDAT 1 06-SEP-00 1F57 0 JRNL AUTH D.M.VAN AALTEN,C.R.CHONG,L.JOSHUA-TOR JRNL TITL CRYSTAL STRUCTURE OF CARBOXYPEPTIDASE A COMPLEXED WITH JRNL TITL 2 D-CYSTEINE AT 1.75 A - INHIBITOR-INDUCED CONFORMATIONAL JRNL TITL 3 CHANGES. JRNL REF BIOCHEMISTRY V. 39 10082 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10955996 JRNL DOI 10.1021/BI000952H REMARK 2 REMARK 2 RESOLUTION. 1.75 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.78 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 310380.410 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 28900 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) : 0.137 REMARK 3 FREE R VALUE : 0.164 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1462 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 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) : 1.75 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.86 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4395 REMARK 3 BIN R VALUE (WORKING SET) : 0.1880 REMARK 3 BIN FREE R VALUE : 0.2290 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 249 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2437 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 261 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.34000 REMARK 3 B22 (A**2) : 0.03000 REMARK 3 B33 (A**2) : -1.36000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.37000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.13 REMARK 3 ESD FROM SIGMAA (A) : 0.10 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) : 0.17 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.15 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 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) : 3.210 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.900 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.230 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.520 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 46.00 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 : WATER_REP.PARA REMARK 3 PARAMETER FILE 3 : PARAM19.ION REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP 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 1F57 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-JUN-00. REMARK 100 THE DEPOSITION ID IS D_1000011257. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-AUG-98 REMARK 200 TEMPERATURE (KELVIN) : 300. 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) : 1.54 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28954 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.750 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.24800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 5CPA EXCLUDING ZN AND WATERS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: LICL, MES, PH 6.0, MICRODIALYSIS, REMARK 280 TEMPERATURE 18K, TEMPERATURE 291.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 28.85600 REMARK 290 SMTRY3 2 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 ALA A 1 REMARK 475 ARG A 2 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLN A 31 CD OE1 NE2 REMARK 480 SER A 134 CB OG REMARK 480 SER A 135 CB OG REMARK 480 LYS A 153 CE NZ REMARK 480 LYS A 168 CG CD CE NZ REMARK 480 LYS A 184 NZ REMARK 480 GLN A 211 CD OE1 NE2 REMARK 480 LYS A 216 NZ REMARK 480 LYS A 231 NZ REMARK 480 ASN A 307 CB CG OD1 ND2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 28 CD GLU A 28 OE2 0.068 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 GLN A 122 -42.05 -134.55 REMARK 500 SER A 199 -16.42 145.04 REMARK 500 GLN A 200 62.54 62.79 REMARK 500 TYR A 248 175.16 77.30 REMARK 500 LEU A 271 -168.17 -79.71 REMARK 500 ASP A 273 -143.17 -106.22 REMARK 500 LEU A 280 50.69 -95.01 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 310 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 69 ND1 REMARK 620 2 GLU A 72 OE2 119.2 REMARK 620 3 GLU A 72 OE1 95.0 56.8 REMARK 620 4 HIS A 196 ND1 96.5 92.8 149.2 REMARK 620 5 DCY A 308 SG 111.7 123.2 96.8 105.3 REMARK 620 N 1 2 3 4 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 310 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DCY A 308 DBREF 1F57 A 1 307 UNP P00730 CBPA1_BOVIN 111 417 SEQRES 1 A 307 ALA ARG SER THR ASN THR PHE ASN TYR ALA THR TYR HIS SEQRES 2 A 307 THR LEU ASP GLU ILE TYR ASP PHE MET ASP LEU LEU VAL SEQRES 3 A 307 ALA GLU HIS PRO GLN LEU VAL SER LYS LEU GLN ILE GLY SEQRES 4 A 307 ARG SER TYR GLU GLY ARG PRO ILE TYR VAL LEU LYS PHE SEQRES 5 A 307 SER THR GLY GLY SER ASN ARG PRO ALA ILE TRP ILE ASP SEQRES 6 A 307 LEU GLY ILE HIS SER ARG GLU TRP ILE THR GLN ALA THR SEQRES 7 A 307 GLY VAL TRP PHE ALA LYS LYS PHE THR GLU ASP TYR GLY SEQRES 8 A 307 GLN ASP PRO SER PHE THR ALA ILE LEU ASP SER MET ASP SEQRES 9 A 307 ILE PHE LEU GLU ILE VAL THR ASN PRO ASP GLY PHE ALA SEQRES 10 A 307 PHE THR HIS SER GLN ASN ARG LEU TRP ARG LYS THR ARG SEQRES 11 A 307 SER VAL THR SER SER SER LEU CYS VAL GLY VAL ASP ALA SEQRES 12 A 307 ASN ARG ASN TRP ASP ALA GLY PHE GLY LYS ALA GLY ALA SEQRES 13 A 307 SER SER SER PRO CYS SER GLU THR TYR HIS GLY LYS TYR SEQRES 14 A 307 ALA ASN SER GLU VAL GLU VAL LYS SER ILE VAL ASP PHE SEQRES 15 A 307 VAL LYS ASP HIS GLY ASN PHE LYS ALA PHE LEU SER ILE SEQRES 16 A 307 HIS SER TYR SER GLN LEU LEU LEU TYR PRO TYR GLY TYR SEQRES 17 A 307 THR THR GLN SER ILE PRO ASP LYS THR GLU LEU ASN GLN SEQRES 18 A 307 VAL ALA LYS SER ALA VAL ALA ALA LEU LYS SER LEU TYR SEQRES 19 A 307 GLY THR SER TYR LYS TYR GLY SER ILE ILE THR THR ILE SEQRES 20 A 307 TYR GLN ALA SER GLY GLY SER ILE ASP TRP SER TYR ASN SEQRES 21 A 307 GLN GLY ILE LYS TYR SER PHE THR PHE GLU LEU ARG ASP SEQRES 22 A 307 THR GLY ARG TYR GLY PHE LEU LEU PRO ALA SER GLN ILE SEQRES 23 A 307 ILE PRO THR ALA GLN GLU THR TRP LEU GLY VAL LEU THR SEQRES 24 A 307 ILE MET GLU HIS THR VAL ASN ASN HET ZN A 310 1 HET DCY A 308 7 HETNAM ZN ZINC ION HETNAM DCY D-CYSTEINE FORMUL 2 ZN ZN 2+ FORMUL 3 DCY C3 H7 N O2 S FORMUL 4 HOH *261(H2 O) HELIX 1 1 THR A 14 HIS A 29 1 16 HELIX 2 2 GLU A 72 TYR A 90 1 19 HELIX 3 3 ASP A 93 MET A 103 1 11 HELIX 4 4 ASN A 112 GLN A 122 1 11 HELIX 5 5 GLU A 173 GLY A 187 1 15 HELIX 6 6 ASP A 215 LEU A 233 1 19 HELIX 7 7 ILE A 243 TYR A 248 1 6 HELIX 8 8 GLY A 253 GLN A 261 1 9 HELIX 9 9 PRO A 282 SER A 284 5 3 HELIX 10 10 GLN A 285 ASN A 306 1 22 SHEET 1 A 8 VAL A 33 ARG A 40 0 SHEET 2 A 8 PRO A 46 PHE A 52 -1 N ILE A 47 O GLY A 39 SHEET 3 A 8 ASP A 104 GLU A 108 -1 O ILE A 105 N PHE A 52 SHEET 4 A 8 ALA A 61 LEU A 66 1 O ILE A 62 N PHE A 106 SHEET 5 A 8 PHE A 189 HIS A 196 1 N LYS A 190 O ALA A 61 SHEET 6 A 8 TYR A 265 GLU A 270 1 O TYR A 265 N PHE A 192 SHEET 7 A 8 LEU A 201 TYR A 204 -1 O LEU A 201 N GLU A 270 SHEET 8 A 8 LYS A 239 SER A 242 1 O LYS A 239 N LEU A 202 SSBOND 1 CYS A 138 CYS A 161 1555 1555 2.01 LINK ND1 HIS A 69 ZN ZN A 310 1555 1555 2.07 LINK OE2 GLU A 72 ZN ZN A 310 1555 1555 2.34 LINK OE1 GLU A 72 ZN ZN A 310 1555 1555 2.26 LINK ND1 HIS A 196 ZN ZN A 310 1555 1555 2.12 LINK SG DCY A 308 ZN ZN A 310 1555 1555 2.22 CISPEP 1 SER A 197 TYR A 198 0 0.35 CISPEP 2 PRO A 205 TYR A 206 0 2.58 CISPEP 3 ARG A 272 ASP A 273 0 -5.27 SITE 1 AC1 4 HIS A 69 GLU A 72 HIS A 196 DCY A 308 SITE 1 AC2 9 HIS A 69 GLU A 72 ARG A 127 ASN A 144 SITE 2 AC2 9 ARG A 145 HIS A 196 GLU A 270 ZN A 310 SITE 3 AC2 9 HOH A 761 CRYST1 44.389 57.712 58.193 90.00 101.62 90.00 P 1 21 1 2 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 0.022528 0.000000 0.004635 0.00000 SCALE2 0.000000 0.017327 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017544 0.00000