HEADER HYDROLASE/HYDROLASE INHIBITOR 02-APR-12 3VQZ TITLE CRYSTAL STRUCTURE OF METALLO-BETA-LACTAMASE, SMB-1, IN A COMPLEX WITH TITLE 2 MERCAPTOACETIC ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: METALLO-BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 19-280; COMPND 5 EC: 3.5.2.6; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SERRATIA MARCESCENS; SOURCE 3 ORGANISM_TAXID: 615; SOURCE 4 GENE: SMB-1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.WACHINO,Y.YAMAGUCHI,S.MORI,Y.ARAKAWA,K.SHIBAYAMA REVDAT 3 15-NOV-23 3VQZ 1 LINK ATOM REVDAT 2 08-NOV-23 3VQZ 1 REMARK LINK REVDAT 1 13-FEB-13 3VQZ 0 JRNL AUTH J.WACHINO,Y.YAMAGUCHI,S.MORI,H.KUROSAKI,Y.ARAKAWA, JRNL AUTH 2 K.SHIBAYAMA JRNL TITL STRUCTURAL INSIGHTS INTO THE SUBCLASS B3 JRNL TITL 2 METALLO-BETA-LACTAMASE SMB-1 AND THE MODE OF INHIBITION BY JRNL TITL 3 THE COMMON METALLO- -LACTAMASE INHIBITOR MERCAPTOACETATE JRNL REF ANTIMICROB.AGENTS CHEMOTHER. V. 57 101 2013 JRNL REFN ISSN 0066-4804 JRNL PMID 23070156 JRNL DOI 10.1128/AAC.01264-12 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.6.0117 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.02 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 11367 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 + TEST SET) : 0.170 REMARK 3 R VALUE (WORKING SET) : 0.167 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 570 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.26 REMARK 3 REFLECTION IN BIN (WORKING SET) : 873 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.1640 REMARK 3 BIN FREE R VALUE SET COUNT : 40 REMARK 3 BIN FREE R VALUE : 0.2940 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1907 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 9 REMARK 3 SOLVENT ATOMS : 146 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.94 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.67000 REMARK 3 B22 (A**2) : -1.67000 REMARK 3 B33 (A**2) : 2.51000 REMARK 3 B12 (A**2) : -0.84000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.304 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.213 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.137 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.251 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.956 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.926 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1950 ; 0.008 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2643 ; 1.178 ; 1.937 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 255 ; 6.178 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 80 ;32.582 ;23.875 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 308 ;15.407 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;18.341 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 296 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1479 ; 0.005 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN USED IF PRESENT IN REMARK 3 THE INPUT REMARK 4 REMARK 4 3VQZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-APR-12. REMARK 100 THE DEPOSITION ID IS D_1000095391. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-FEB-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : AR-NW12A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00000 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11951 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 11.30 REMARK 200 R MERGE (I) : NULL 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) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 11.40 REMARK 200 R MERGE FOR SHELL (I) : 0.29000 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 3VPE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.75 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 26% PEG 6000, 1.0M LITHIUM CHLORIDE, REMARK 280 0.1M MES, PH 6.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 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 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 15.59733 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 31.19467 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 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 GLN A 1 REMARK 465 ASP A 2 REMARK 465 SER A 116 REMARK 465 LEU A 117 REMARK 465 ARG A 262 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 TYR A 15 119.94 -162.16 REMARK 500 ASP A 41 160.48 76.90 REMARK 500 THR A 43 -145.85 57.86 REMARK 500 ASP A 238 103.49 -169.01 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 NA A 304 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 9 O REMARK 620 2 ASN A 54 OD1 65.1 REMARK 620 3 HOH A 498 O 82.1 115.2 REMARK 620 4 HOH A 529 O 163.9 113.8 111.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 303 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 70 O REMARK 620 2 THR A 71 O 75.5 REMARK 620 3 GLY A 153 O 156.2 86.3 REMARK 620 4 HOH A 505 O 93.0 82.5 99.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 72 NE2 REMARK 620 2 HIS A 74 ND1 95.2 REMARK 620 3 HIS A 150 NE2 97.7 98.9 REMARK 620 4 MCR A 305 S2 129.6 117.3 112.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 302 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 76 OD2 REMARK 620 2 HIS A 77 NE2 96.4 REMARK 620 3 HIS A 215 NE2 94.0 111.4 REMARK 620 4 MCR A 305 S2 101.7 123.1 120.3 REMARK 620 5 MCR A 305 O 169.9 92.9 86.1 69.8 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MCR A 305 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3VPE RELATED DB: PDB DBREF 3VQZ A 1 262 UNP G5ELM3 G5ELM3_SERMA 19 280 SEQRES 1 A 262 GLN ASP ARG ASP TRP SER SER PRO GLN GLN PRO PHE THR SEQRES 2 A 262 ILE TYR GLY ASN THR HIS TYR VAL GLY THR GLY GLY ILE SEQRES 3 A 262 SER ALA VAL LEU LEU SER SER PRO GLN GLY HIS ILE LEU SEQRES 4 A 262 VAL ASP GLY THR THR GLU LYS GLY ALA GLN VAL VAL ALA SEQRES 5 A 262 ALA ASN ILE ARG ALA MET GLY PHE LYS LEU SER ASP VAL SEQRES 6 A 262 LYS TYR ILE LEU SER THR HIS SER HIS GLU ASP HIS ALA SEQRES 7 A 262 GLY GLY ILE SER ALA MET GLN LYS LEU THR GLY ALA THR SEQRES 8 A 262 VAL LEU ALA GLY ALA ALA ASN VAL ASP THR LEU ARG THR SEQRES 9 A 262 GLY VAL SER PRO LYS SER ASP PRO GLN PHE GLY SER LEU SEQRES 10 A 262 SER ASN PHE PRO GLY SER ALA LYS VAL ARG ALA VAL ALA SEQRES 11 A 262 ASP GLY GLU LEU VAL LYS LEU GLY PRO LEU ALA VAL LYS SEQRES 12 A 262 ALA HIS ALA THR PRO GLY HIS THR GLU GLY GLY ILE THR SEQRES 13 A 262 TRP THR TRP GLN SER CYS GLU GLN GLY LYS CYS LYS ASP SEQRES 14 A 262 VAL VAL PHE ALA ASP SER LEU THR ALA VAL SER ALA ASP SEQRES 15 A 262 SER TYR ARG PHE SER ASP HIS PRO GLU VAL VAL ALA SER SEQRES 16 A 262 LEU ARG GLY SER PHE GLU ALA VAL GLU LYS LEU SER CYS SEQRES 17 A 262 ASP ILE ALA ILE ALA ALA HIS PRO GLU VAL ASN ASP MET SEQRES 18 A 262 TRP THR ARG GLN GLN ARG ALA ALA LYS GLU GLY ASN SER SEQRES 19 A 262 ALA TYR VAL ASP ASN GLY ALA CYS ARG ALA ILE ALA ALA SEQRES 20 A 262 ALA GLY ARG LYS ARG LEU GLU THR ARG LEU ALA SER GLU SEQRES 21 A 262 LYS ARG HET ZN A 301 1 HET ZN A 302 1 HET NA A 303 1 HET NA A 304 1 HET MCR A 305 5 HETNAM ZN ZINC ION HETNAM NA SODIUM ION HETNAM MCR SULFANYLACETIC ACID HETSYN MCR MERCAPTOACETIC ACID FORMUL 2 ZN 2(ZN 2+) FORMUL 4 NA 2(NA 1+) FORMUL 6 MCR C2 H4 O2 S FORMUL 7 HOH *146(H2 O) HELIX 1 1 GLY A 47 MET A 58 1 12 HELIX 2 2 LYS A 61 SER A 63 5 3 HELIX 3 3 HIS A 74 GLY A 79 1 6 HELIX 4 4 GLY A 80 GLY A 89 1 10 HELIX 5 5 ASN A 98 GLY A 105 1 8 HELIX 6 6 ARG A 185 ASP A 188 5 4 HELIX 7 7 HIS A 189 LYS A 205 1 17 HELIX 8 8 HIS A 215 ASN A 219 5 5 HELIX 9 9 ASP A 220 GLY A 232 1 13 HELIX 10 10 ASN A 233 VAL A 237 5 5 HELIX 11 11 GLY A 240 LYS A 261 1 22 SHEET 1 A 7 PHE A 12 TYR A 15 0 SHEET 2 A 7 THR A 18 TYR A 20 -1 O TYR A 20 N PHE A 12 SHEET 3 A 7 VAL A 29 LEU A 31 -1 O LEU A 30 N HIS A 19 SHEET 4 A 7 HIS A 37 VAL A 40 -1 O ILE A 38 N LEU A 31 SHEET 5 A 7 VAL A 65 LEU A 69 1 O LEU A 69 N LEU A 39 SHEET 6 A 7 THR A 91 GLY A 95 1 O THR A 91 N ILE A 68 SHEET 7 A 7 VAL A 126 VAL A 129 1 O ARG A 127 N VAL A 92 SHEET 1 B 5 LEU A 134 LEU A 137 0 SHEET 2 B 5 LEU A 140 ALA A 146 -1 O VAL A 142 N VAL A 135 SHEET 3 B 5 ILE A 155 GLU A 163 -1 O THR A 158 N LYS A 143 SHEET 4 B 5 LYS A 166 ALA A 173 -1 O VAL A 170 N TRP A 159 SHEET 5 B 5 ILE A 210 ALA A 213 1 O ILE A 210 N VAL A 171 SSBOND 1 CYS A 162 CYS A 167 1555 1555 2.07 SSBOND 2 CYS A 208 CYS A 242 1555 1555 2.05 LINK O GLN A 9 NA NA A 304 1555 1555 3.11 LINK OD1 ASN A 54 NA NA A 304 1555 1555 2.73 LINK O SER A 70 NA NA A 303 1555 1555 2.55 LINK O THR A 71 NA NA A 303 1555 1555 2.69 LINK NE2 HIS A 72 ZN ZN A 301 1555 1555 2.10 LINK ND1 HIS A 74 ZN ZN A 301 1555 1555 2.02 LINK OD2 ASP A 76 ZN ZN A 302 1555 1555 2.05 LINK NE2 HIS A 77 ZN ZN A 302 1555 1555 2.01 LINK NE2 HIS A 150 ZN ZN A 301 1555 1555 2.06 LINK O GLY A 153 NA NA A 303 1555 1555 2.92 LINK NE2 HIS A 215 ZN ZN A 302 1555 1555 2.01 LINK ZN ZN A 301 S2 MCR A 305 1555 1555 2.18 LINK ZN ZN A 302 S2 MCR A 305 1555 1555 2.39 LINK ZN ZN A 302 O MCR A 305 1555 1555 2.60 LINK NA NA A 303 O HOH A 505 1555 1555 2.73 LINK NA NA A 304 O HOH A 498 1555 1555 2.59 LINK NA NA A 304 O HOH A 529 1555 1555 2.87 SITE 1 AC1 5 HIS A 72 HIS A 74 HIS A 150 ZN A 302 SITE 2 AC1 5 MCR A 305 SITE 1 AC2 5 ASP A 76 HIS A 77 HIS A 215 ZN A 301 SITE 2 AC2 5 MCR A 305 SITE 1 AC3 7 SER A 70 THR A 71 ALA A 94 GLY A 95 SITE 2 AC3 7 GLY A 153 ILE A 155 HOH A 505 SITE 1 AC4 5 GLN A 9 VAL A 50 ASN A 54 HOH A 498 SITE 2 AC4 5 HOH A 529 SITE 1 AC5 11 HIS A 72 HIS A 74 ASP A 76 HIS A 77 SITE 2 AC5 11 HIS A 150 SER A 175 THR A 177 HIS A 215 SITE 3 AC5 11 ZN A 301 ZN A 302 HOH A 433 CRYST1 67.029 67.029 46.792 90.00 90.00 120.00 P 31 3 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 0.014919 0.008613 0.000000 0.00000 SCALE2 0.000000 0.017227 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021371 0.00000