HEADER TRANSFERASE 17-AUG-09 3IPJ TITLE THE CRYSTAL STRUCTURE OF ONE DOMAIN OF THE PTS SYSTEM, IIABC COMPONENT TITLE 2 FROM CLOSTRIDIUM DIFFICILE COMPND MOL_ID: 1; COMPND 2 MOLECULE: PTS SYSTEM, IIABC COMPONENT; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: SEQUENCE DATABASE RESIDUES 2-93; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM DIFFICILE; SOURCE 3 ORGANISM_TAXID: 272563; SOURCE 4 STRAIN: 630; SOURCE 5 GENE: CD0469, GI:115249482; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PMCSG19 KEYWDS PTS SYSTEM, IIABC COMPONENT, PSI, STRUCTURAL GENOMICS, MCSG, PROTEIN KEYWDS 2 STRUCTURE INITIATIVE, MIDWEST CENTER FOR STRUCTURAL GENOMICS, CELL KEYWDS 3 MEMBRANE, KINASE, MEMBRANE, PHOSPHOTRANSFERASE SYSTEM, SUGAR KEYWDS 4 TRANSPORT, TRANSFERASE, TRANSMEMBRANE, TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR R.ZHANG,L.BIGELOW,G.COBB,A.JOACHIMIAK,MIDWEST CENTER FOR STRUCTURAL AUTHOR 2 GENOMICS (MCSG) REVDAT 4 21-FEB-24 3IPJ 1 REMARK SEQADV LINK REVDAT 3 24-JUL-19 3IPJ 1 REMARK REVDAT 2 13-JUL-11 3IPJ 1 VERSN REVDAT 1 20-OCT-09 3IPJ 0 JRNL AUTH R.ZHANG,L.BIGELOW,G.COBB,A.JOACHIMIAK JRNL TITL THE CRYSTAL STRUCTURE OF ONE DOMAIN OF THE PTS SYSTEM, IIABC JRNL TITL 2 COMPONENT FROM CLOSTRIDIUM DIFFICILE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : TWIN_LSQ_F REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.64 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.5 REMARK 3 NUMBER OF REFLECTIONS : 52533 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.135 REMARK 3 R VALUE (WORKING SET) : 0.133 REMARK 3 FREE R VALUE : 0.170 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.310 REMARK 3 FREE R VALUE TEST SET COUNT : 2791 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 37.6535 - 3.2568 0.98 2808 147 0.0879 0.1212 REMARK 3 2 3.2568 - 2.5852 0.98 2836 143 0.1013 0.1668 REMARK 3 3 2.5852 - 2.2584 0.98 2790 164 0.1064 0.1453 REMARK 3 4 2.2584 - 2.0520 0.98 2757 163 0.1093 0.1515 REMARK 3 5 2.0520 - 1.9049 0.98 2801 142 0.1343 0.1857 REMARK 3 6 1.9049 - 1.7926 0.98 2768 149 0.1448 0.1951 REMARK 3 7 1.7926 - 1.7028 0.98 2748 155 0.1546 0.1817 REMARK 3 8 1.7028 - 1.6287 0.98 2746 135 0.1636 0.1818 REMARK 3 9 1.6287 - 1.5660 0.98 2714 157 0.1599 0.1802 REMARK 3 10 1.5660 - 1.5120 0.98 2714 148 0.1629 0.1963 REMARK 3 11 1.5120 - 1.4647 0.98 2749 140 0.1702 0.1838 REMARK 3 12 1.4647 - 1.4228 0.98 2695 137 0.1899 0.2013 REMARK 3 13 1.4228 - 1.3853 0.98 2677 139 0.1812 0.1948 REMARK 3 14 1.3853 - 1.3515 0.98 2725 154 0.1937 0.2134 REMARK 3 15 1.3515 - 1.3208 0.98 2573 150 0.2049 0.2088 REMARK 3 16 1.3208 - 1.2927 0.98 2321 120 0.2188 0.2474 REMARK 3 17 1.2927 - 1.2669 0.98 1956 113 0.2262 0.2453 REMARK 3 18 1.2669 - 1.2429 0.98 1732 81 0.2374 0.2571 REMARK 3 19 1.2429 - 1.2207 0.98 1501 62 0.2498 0.2559 REMARK 3 20 1.2207 - 1.2000 0.98 1264 59 0.2767 0.2821 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.34 REMARK 3 B_SOL : 52.70 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.860 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) : -0.25010 REMARK 3 B22 (A**2) : 1.91650 REMARK 3 B33 (A**2) : -2.19950 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.92170 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: 0.4960 REMARK 3 OPERATOR: H,-K,-L REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.024 1510 REMARK 3 ANGLE : 1.909 2008 REMARK 3 CHIRALITY : 0.114 238 REMARK 3 PLANARITY : 0.006 250 REMARK 3 DIHEDRAL : 16.211 580 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3IPJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-AUG-09. REMARK 100 THE DEPOSITION ID IS D_1000054703. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-FEB-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9794 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 52533 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 37.635 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.5 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 19.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.22 REMARK 200 COMPLETENESS FOR SHELL (%) : 45.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : 0.30400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.170 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.77 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.19 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.005M COBALT CHLORIDE, 0.05M NICKEL REMARK 280 CHLORIDE, 0.05M CADMIUM CHLORIDE, 0.05M MAGNESIUM CHLORIDE, 0.1M REMARK 280 HEPES, PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K 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 17.36700 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 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: B 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 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 O HOH B 100 O HOH B 222 1.95 REMARK 500 O HOH A 144 O HOH A 241 2.14 REMARK 500 OG SER B 88 O HOH B 156 2.16 REMARK 500 O HOH A 96 O HOH A 257 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 107 O HOH B 225 1665 2.01 REMARK 500 O HOH A 181 O HOH A 207 1545 2.15 REMARK 500 O HOH A 142 O HOH B 161 1655 2.19 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 CYS A 28 -154.51 -117.01 REMARK 500 GLU A 52 -6.98 76.95 REMARK 500 LYS A 85 96.43 -68.26 REMARK 500 SER A 88 -62.97 -27.85 REMARK 500 LYS A 89 83.31 -62.86 REMARK 500 GLN A 92 122.67 -33.21 REMARK 500 CYS B 28 -158.63 -115.45 REMARK 500 GLU B 52 -9.60 68.77 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 B 96 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 28 SG REMARK 620 2 HOH A 149 O 115.1 REMARK 620 3 GLU B 40 OE2 148.2 95.1 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 96 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 97 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: APC62631.3 RELATED DB: TARGETDB DBREF 3IPJ A 4 95 UNP Q188R0 Q188R0_CLOD6 2 93 DBREF 3IPJ B 4 95 UNP Q188R0 Q188R0_CLOD6 2 93 SEQADV 3IPJ SER A 1 UNP Q188R0 EXPRESSION TAG SEQADV 3IPJ ASN A 2 UNP Q188R0 EXPRESSION TAG SEQADV 3IPJ ALA A 3 UNP Q188R0 EXPRESSION TAG SEQADV 3IPJ SER B 1 UNP Q188R0 EXPRESSION TAG SEQADV 3IPJ ASN B 2 UNP Q188R0 EXPRESSION TAG SEQADV 3IPJ ALA B 3 UNP Q188R0 EXPRESSION TAG SEQRES 1 A 95 SER ASN ALA ASN LYS TYR ASN LYS ILE ALA ASN GLU LEU SEQRES 2 A 95 ILE LYS ILE ILE GLY GLU ASP ASN ILE ILE SER ILE THR SEQRES 3 A 95 HIS CYS ALA THR ARG LEU ARG VAL MET VAL LYS ASP ARG SEQRES 4 A 95 GLU ILE ILE ASN ASP LYS LYS VAL GLU LYS VAL ASP GLU SEQRES 5 A 95 VAL LYS GLY VAL PHE PHE THR SER GLY GLN TYR GLN ILE SEQRES 6 A 95 ILE LEU GLY THR GLY ILE VAL ASN LYS VAL TYR ALA GLU SEQRES 7 A 95 VAL GLU LYS MET GLY LEU LYS THR LEU SER LYS LYS GLU SEQRES 8 A 95 GLN ASP GLU LEU SEQRES 1 B 95 SER ASN ALA ASN LYS TYR ASN LYS ILE ALA ASN GLU LEU SEQRES 2 B 95 ILE LYS ILE ILE GLY GLU ASP ASN ILE ILE SER ILE THR SEQRES 3 B 95 HIS CYS ALA THR ARG LEU ARG VAL MET VAL LYS ASP ARG SEQRES 4 B 95 GLU ILE ILE ASN ASP LYS LYS VAL GLU LYS VAL ASP GLU SEQRES 5 B 95 VAL LYS GLY VAL PHE PHE THR SER GLY GLN TYR GLN ILE SEQRES 6 B 95 ILE LEU GLY THR GLY ILE VAL ASN LYS VAL TYR ALA GLU SEQRES 7 B 95 VAL GLU LYS MET GLY LEU LYS THR LEU SER LYS LYS GLU SEQRES 8 B 95 GLN ASP GLU LEU HET ZN B 96 1 HET ZN B 97 1 HETNAM ZN ZINC ION FORMUL 3 ZN 2(ZN 2+) FORMUL 5 HOH *257(H2 O) HELIX 1 1 ASN A 4 GLY A 18 1 15 HELIX 2 2 ASP A 38 ILE A 42 5 5 HELIX 3 3 ASN A 43 LYS A 49 1 7 HELIX 4 4 GLY A 70 GLU A 80 1 11 HELIX 5 5 ASN B 4 GLY B 18 1 15 HELIX 6 6 ASP B 38 ILE B 42 5 5 HELIX 7 7 ASN B 43 GLU B 48 1 6 HELIX 8 8 GLY B 70 LYS B 81 1 12 SHEET 1 A 4 ILE A 22 HIS A 27 0 SHEET 2 A 4 ARG A 31 VAL A 36 -1 O MET A 35 N ILE A 23 SHEET 3 A 4 GLN A 62 ILE A 66 -1 O TYR A 63 N VAL A 34 SHEET 4 A 4 GLY A 55 THR A 59 -1 N PHE A 57 O GLN A 64 SHEET 1 B 4 ILE B 22 HIS B 27 0 SHEET 2 B 4 ARG B 31 VAL B 36 -1 O ARG B 33 N THR B 26 SHEET 3 B 4 GLN B 62 ILE B 66 -1 O TYR B 63 N VAL B 34 SHEET 4 B 4 GLY B 55 THR B 59 -1 N PHE B 57 O GLN B 64 LINK SG CYS A 28 ZN ZN B 96 1555 1555 2.46 LINK O HOH A 149 ZN ZN B 96 1555 1555 2.18 LINK SG CYS B 28 ZN ZN B 97 1555 1555 2.50 LINK OE2 GLU B 40 ZN ZN B 96 1555 1555 2.26 SITE 1 AC1 5 CYS A 28 HOH A 149 HOH A 156 GLU B 40 SITE 2 AC1 5 GLU B 91 SITE 1 AC2 5 GLU A 40 GLU A 91 HOH A 163 CYS B 28 SITE 2 AC2 5 HOH B 165 CRYST1 37.635 34.734 72.195 90.00 90.07 90.00 P 1 21 1 4 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 0.026571 0.000000 0.000031 0.00000 SCALE2 0.000000 0.028790 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013851 0.00000