HEADER HYDROLASE 10-NOV-99 1DDK TITLE CRYSTAL STRUCTURE OF IMP-1 METALLO BETA-LACTAMASE FROM PSEUDOMONAS TITLE 2 AERUGINOSA COMPND MOL_ID: 1; COMPND 2 MOLECULE: IMP-1 METALLO BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 7 EXPRESSION_SYSTEM_VECTOR: PET KEYWDS IMP-1 METALLO BETA-LACTAMASE, BINUCLEAR METAL CENTER, ZN BETA- KEYWDS 2 LACTAMASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR N.O.CONCHA,C.A.JANSON,P.ROWLING,S.PEARSON,C.A.CHEEVER,B.P.CLARKE, AUTHOR 2 C.LEWIS,M.GALLENI,J.M.FRERE,D.J.PAYNE,J.H.BATESON,S.S.ABDEL-MEGUID REVDAT 5 07-FEB-24 1DDK 1 REMARK LINK REVDAT 4 04-OCT-17 1DDK 1 REMARK REVDAT 3 24-JUN-15 1DDK 1 VERSN LINK REMARK REVDAT 2 24-FEB-09 1DDK 1 VERSN REVDAT 1 13-NOV-00 1DDK 0 JRNL AUTH N.O.CONCHA,C.A.JANSON,P.ROWLING,S.PEARSON,C.A.CHEEVER, JRNL AUTH 2 B.P.CLARKE,C.LEWIS,M.GALLENI,J.M.FRERE,D.J.PAYNE, JRNL AUTH 3 J.H.BATESON,S.S.ABDEL-MEGUID JRNL TITL CRYSTAL STRUCTURE OF THE IMP-1 METALLO BETA-LACTAMASE FROM JRNL TITL 2 PSEUDOMONAS AERUGINOSA AND ITS COMPLEX WITH A JRNL TITL 3 MERCAPTOCARBOXYLATE INHIBITOR: BINDING DETERMINANTS OF A JRNL TITL 4 POTENT, BROAD-SPECTRUM INHIBITOR. JRNL REF BIOCHEMISTRY V. 39 4288 2000 JRNL REFN ISSN 0006-2960 JRNL PMID 10757977 JRNL DOI 10.1021/BI992569M REMARK 2 REMARK 2 RESOLUTION. 3.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 0.5 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) : 3.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 784186.530 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.2 REMARK 3 NUMBER OF REFLECTIONS : 19263 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) : 0.255 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1898 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) : 3.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.29 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 69.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2221 REMARK 3 BIN R VALUE (WORKING SET) : 0.3460 REMARK 3 BIN FREE R VALUE : 0.3830 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 226 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 : 1722 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 1 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 34.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -6.64000 REMARK 3 B22 (A**2) : -0.99000 REMARK 3 B33 (A**2) : 7.62000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -2.41000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.44 REMARK 3 ESD FROM SIGMAA (A) : 0.65 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) : 0.52 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.74 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.320 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) : 2.680 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.400 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 3.640 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 5.630 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.29 REMARK 3 BSOL : 18.13 REMARK 3 REMARK 3 NCS MODEL : CONSTR 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.PA REMARK 3 PARAMETER FILE 2 : ACE.PAR REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : WATER_REP.PARA REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ACE.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DDK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-NOV-99. REMARK 100 THE DEPOSITION ID IS D_1000009996. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-FEB-97 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 6.5 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS X1000 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : FRAMBO REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19288 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.1 REMARK 200 DATA REDUNDANCY : 1.600 REMARK 200 R MERGE (I) : 0.14000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.10 REMARK 200 COMPLETENESS FOR SHELL (%) : 56.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.24900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: CCP4 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): NULL REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DROP CONTAINED 5 UL PROTEIN (14MG/ML REMARK 280 IN 20MM HEPES, PH 7.5) WITH 5 UL RESERVOIR (0.2M SODIUM ACETATE, REMARK 280 30% PEG4000, 0.1M SODIUM CITRATE PH 5.6). CRYSTAL GREW AS PLATES REMARK 280 AFTER 2 WEEKS., PH 6.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K 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 52.90000 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 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 GLU A 23 CB REMARK 480 VAL A 145 CG1 CG2 REMARK 480 LYS A 189 CG CD CE NZ REMARK 480 GLN A 212 CG CD OE1 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 OD2 ASP A 48 OG SER A 82 2.16 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 GLU A 14 -65.66 -11.04 REMARK 500 VAL A 25 -163.73 -118.83 REMARK 500 ASN A 26 56.73 -99.99 REMARK 500 VAL A 40 -79.81 -88.87 REMARK 500 ASN A 41 -86.17 -111.69 REMARK 500 ASP A 48 151.07 80.76 REMARK 500 ARG A 66 26.52 -79.83 REMARK 500 SER A 93 59.56 38.61 REMARK 500 LYS A 127 -72.25 -34.71 REMARK 500 ASN A 143 131.55 -32.67 REMARK 500 GLU A 150 40.98 -77.69 REMARK 500 ARG A 151 -13.02 -165.39 REMARK 500 LYS A 161 59.21 -147.00 REMARK 500 ASN A 167 107.14 -56.94 REMARK 500 ASP A 170 52.81 -107.40 REMARK 500 ASN A 172 50.82 -144.86 REMARK 500 ILE A 173 -31.97 -31.46 REMARK 500 TYR A 187 40.32 -106.22 REMARK 500 VAL A 200 151.29 -45.88 REMARK 500 ALA A 203 -32.54 -25.01 REMARK 500 GLU A 219 9.48 -60.35 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 500 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 77 NE2 REMARK 620 2 HIS A 79 ND1 71.9 REMARK 620 3 HIS A 139 NE2 106.6 103.4 REMARK 620 N 1 2 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 81 OD2 REMARK 620 2 CYS A 158 SG 64.3 REMARK 620 3 HIS A 197 NE2 88.2 76.0 REMARK 620 4 HOH A 514 O 174.2 114.4 97.0 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 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 510 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DD6 RELATED DB: PDB DBREF 1DDK A 2 221 UNP Q932P5 Q932P5_9GAMM 20 239 SEQRES 1 A 220 GLU SER LEU PRO ASP LEU LYS ILE GLU LYS LEU ASP GLU SEQRES 2 A 220 GLY VAL TYR VAL HIS THR SER PHE GLU GLU VAL ASN GLY SEQRES 3 A 220 TRP GLY VAL VAL PRO LYS HIS GLY LEU VAL VAL LEU VAL SEQRES 4 A 220 ASN ALA GLU ALA TYR LEU ILE ASP THR PRO PHE THR ALA SEQRES 5 A 220 LYS ASP THR GLU LYS LEU VAL THR TRP PHE VAL GLU ARG SEQRES 6 A 220 GLY TYR LYS ILE LYS GLY SER ILE SER SER HIS PHE HIS SEQRES 7 A 220 SER ASP SER THR GLY GLY ILE GLU TRP LEU ASN SER ARG SEQRES 8 A 220 SER ILE PRO THR TYR ALA SER GLU LEU THR ASN GLU LEU SEQRES 9 A 220 LEU LYS LYS ASP GLY LYS VAL GLN ALA THR ASN SER PHE SEQRES 10 A 220 SER GLY VAL ASN TYR TRP LEU VAL LYS ASN LYS ILE GLU SEQRES 11 A 220 VAL PHE TYR PRO GLY PRO GLY HIS THR PRO ASP ASN VAL SEQRES 12 A 220 VAL VAL TRP LEU PRO GLU ARG LYS ILE LEU PHE GLY GLY SEQRES 13 A 220 CYS PHE ILE LYS PRO TYR GLY LEU GLY ASN LEU GLY ASP SEQRES 14 A 220 ALA ASN ILE GLU ALA TRP PRO LYS SER ALA LYS LEU LEU SEQRES 15 A 220 LYS SER LYS TYR GLY LYS ALA LYS LEU VAL VAL PRO SER SEQRES 16 A 220 HIS SER GLU VAL GLY ASP ALA SER LEU LEU LYS LEU THR SEQRES 17 A 220 LEU GLU GLN ALA VAL LYS GLY LEU ASN GLU SER LYS HET ZN A 500 1 HET ZN A 501 1 HET ACY A 510 4 HETNAM ZN ZINC ION HETNAM ACY ACETIC ACID FORMUL 2 ZN 2(ZN 2+) FORMUL 4 ACY C2 H4 O2 FORMUL 5 HOH *(H2 O) HELIX 1 1 THR A 52 ARG A 66 1 15 HELIX 2 2 HIS A 79 GLY A 84 1 6 HELIX 3 3 GLY A 85 ARG A 92 1 8 HELIX 4 4 LEU A 101 ASP A 109 1 9 HELIX 5 5 GLY A 157 ILE A 160 5 4 HELIX 6 6 ALA A 175 TYR A 187 1 13 HELIX 7 7 ALA A 203 GLU A 219 1 17 SHEET 1 A 7 LYS A 8 ASP A 13 0 SHEET 2 A 7 VAL A 16 GLU A 24 -1 O VAL A 16 N LEU A 12 SHEET 3 A 7 VAL A 30 LEU A 39 -1 N VAL A 31 O GLU A 23 SHEET 4 A 7 GLU A 43 ILE A 47 -1 O TYR A 45 N VAL A 38 SHEET 5 A 7 LYS A 69 ILE A 74 1 O LYS A 69 N ALA A 44 SHEET 6 A 7 THR A 96 SER A 99 1 N TYR A 97 O SER A 73 SHEET 7 A 7 ASN A 116 PHE A 118 1 O ASN A 116 N ALA A 98 SHEET 1 B 5 ASN A 122 VAL A 126 0 SHEET 2 B 5 ILE A 130 PHE A 133 -1 O ILE A 130 N LEU A 125 SHEET 3 B 5 VAL A 145 LEU A 148 -1 O VAL A 145 N PHE A 133 SHEET 4 B 5 ILE A 153 PHE A 155 -1 O ILE A 153 N LEU A 148 SHEET 5 B 5 LEU A 192 VAL A 194 1 O LEU A 192 N LEU A 154 LINK NE2 HIS A 77 ZN ZN A 500 1555 1555 2.28 LINK ND1 HIS A 79 ZN ZN A 500 1555 1555 2.33 LINK OD2 ASP A 81 ZN ZN A 501 1555 1555 2.55 LINK NE2 HIS A 139 ZN ZN A 500 1555 1555 2.14 LINK SG CYS A 158 ZN ZN A 501 1555 1555 2.40 LINK NE2 HIS A 197 ZN ZN A 501 1555 1555 2.33 LINK ZN ZN A 501 O HOH A 514 1555 1555 2.57 SITE 1 AC1 6 HIS A 77 HIS A 79 HIS A 139 CYS A 158 SITE 2 AC1 6 ZN A 501 ACY A 510 SITE 1 AC2 6 ASP A 81 CYS A 158 HIS A 197 ZN A 500 SITE 2 AC2 6 ACY A 510 HOH A 514 SITE 1 AC3 6 ASP A 81 ASN A 167 HIS A 197 ZN A 500 SITE 2 AC3 6 ZN A 501 HOH A 514 CRYST1 50.300 105.800 112.300 90.00 93.90 90.00 P 1 21 1 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 0.019881 0.000000 0.001355 0.00000 SCALE2 0.000000 0.009452 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008925 0.00000 MTRIX1 1 1.000000 0.000000 0.000000 0.00000 1 MTRIX2 1 0.000000 1.000000 0.000000 0.00000 1 MTRIX3 1 0.000000 0.000000 1.000000 0.00000 1 MTRIX1 2 -0.999950 -0.009400 0.002900 21.18934 MTRIX2 2 -0.009330 0.999660 0.024230 3.13500 MTRIX3 2 -0.003130 0.024200 -0.999700 56.24181 MTRIX1 3 -0.999920 0.002960 0.011900 16.96566 MTRIX2 3 -0.003030 -0.999980 -0.005250 29.75573 MTRIX3 3 0.011880 -0.005280 0.999920 -0.48440 MTRIX1 4 0.999880 0.009670 0.012360 3.12039 MTRIX2 4 0.009490 -0.999850 0.014650 32.94323 MTRIX3 4 0.012500 -0.014530 -0.999820 56.37651