HEADER HYDROLASE/PROTEIN BINDING 12-MAY-05 1ZNV TITLE HOW A HIS-METAL FINGER ENDONUCLEASE COLE7 BINDS AND CLEAVES DNA WITH A TITLE 2 TRANSITION METAL ION COFACTOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: COLICIN E7 IMMUNITY PROTEIN; COMPND 3 CHAIN: A, C; COMPND 4 SYNONYM: IMME7, MICROCIN E7 IMMUNITY PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: COLICIN E7; COMPND 8 CHAIN: B, D; COMPND 9 FRAGMENT: NUCLEASE DOMAIN; COMPND 10 EC: 3.1.-.-; COMPND 11 ENGINEERED: YES; COMPND 12 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI STR. K12 SUBSTR.; SOURCE 3 ORGANISM_TAXID: 316407; SOURCE 4 STRAIN: W3110; SOURCE 5 GENE: CEI7; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: M15; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PQE70; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI STR. K12 SUBSTR.; SOURCE 13 ORGANISM_TAXID: 316407; SOURCE 14 STRAIN: W3110; SOURCE 15 GENE: CEI7; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 18 EXPRESSION_SYSTEM_STRAIN: M15; SOURCE 19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 20 EXPRESSION_SYSTEM_PLASMID: PQE70 KEYWDS H-N-H MOTIF, NI-BINDING, PROTEIN-PROTEIN COMPLEX, ENDONUCLEASE, KEYWDS 2 HYDROLASE-PROTEIN BINDING COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR L.G.DOUDEVA,H.HUANG,K.C.HSIA,Z.SHI,C.L.LI,Y.SHEN,H.S.YUAN REVDAT 5 25-OCT-23 1ZNV 1 REMARK REVDAT 4 10-NOV-21 1ZNV 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1ZNV 1 VERSN REVDAT 2 24-FEB-09 1ZNV 1 VERSN REVDAT 1 14-MAR-06 1ZNV 0 JRNL AUTH L.G.DOUDEVA,H.HUANG,K.C.HSIA,Z.SHI,C.L.LI,Y.SHEN,Y.S.CHENG, JRNL AUTH 2 H.S.YUAN JRNL TITL CRYSTAL STRUCTURAL ANALYSIS AND METAL-DEPENDENT STABILITY JRNL TITL 2 AND ACTIVITY STUDIES OF THE COLE7 ENDONUCLEASE DOMAIN IN JRNL TITL 3 COMPLEX WITH DNA/ZN2+ OR INHIBITOR/NI2+ JRNL REF PROTEIN SCI. V. 15 269 2006 JRNL REFN ISSN 0961-8368 JRNL PMID 16434744 JRNL DOI 10.1110/PS.051903406 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.65 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 412157.160 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.9 REMARK 3 NUMBER OF REFLECTIONS : 37511 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) : 0.188 REMARK 3 FREE R VALUE : 0.235 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3023 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.09 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 91.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5373 REMARK 3 BIN R VALUE (WORKING SET) : 0.2250 REMARK 3 BIN FREE R VALUE : 0.2260 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 8.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 365 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3328 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 423 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -9.19000 REMARK 3 B22 (A**2) : 9.56000 REMARK 3 B33 (A**2) : -0.37000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.21 REMARK 3 ESD FROM SIGMAA (A) : 0.15 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.18 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.840 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) : 3.320 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.310 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 5.250 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 7.420 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 58.79 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 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA-VVN.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.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 1ZNV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-MAY-05. REMARK 100 THE DEPOSITION ID IS D_1000032935. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-04 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 5.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL12B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL MONOCHROMATOR REMARK 200 (DCM) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 223845 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 40.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08200 REMARK 200 FOR THE DATA SET : 25.3400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.38100 REMARK 200 FOR SHELL : 5.730 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: ISOMORPHOUS TO 1MZ8 REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1MZ8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.3M PHOSPHATE BUFFER, 50MM NACL, 20% REMARK 280 PEG550 MME, 10% GLYCEROL, PH 5.7, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 59.51050 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.44100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 59.51050 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.44100 REMARK 290 SMTRY3 4 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 HIS A 88 REMARK 465 HIS A 89 REMARK 465 HIS A 90 REMARK 465 HIS A 91 REMARK 465 HIS A 92 REMARK 465 HIS A 93 REMARK 465 MET B 443 REMARK 465 GLU B 444 REMARK 465 SER B 445 REMARK 465 LYS B 446 REMARK 465 ARG B 447 REMARK 465 ASN B 448 REMARK 465 LYS B 449 REMARK 465 LYS B 547 REMARK 465 PRO B 548 REMARK 465 ILE B 549 REMARK 465 SER B 550 REMARK 465 GLN B 551 REMARK 465 ASN B 552 REMARK 465 GLY B 553 REMARK 465 GLY B 554 REMARK 465 HIS C 88 REMARK 465 HIS C 89 REMARK 465 HIS C 90 REMARK 465 HIS C 91 REMARK 465 HIS C 92 REMARK 465 HIS C 93 REMARK 465 MET D 443 REMARK 465 GLU D 444 REMARK 465 SER D 445 REMARK 465 LYS D 446 REMARK 465 ARG D 447 REMARK 465 ASN D 448 REMARK 465 LYS D 449 REMARK 465 LYS D 547 REMARK 465 PRO D 548 REMARK 465 ILE D 549 REMARK 465 SER D 550 REMARK 465 GLN D 551 REMARK 465 ASN D 552 REMARK 465 GLY D 553 REMARK 465 GLY D 554 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 ARG A 61 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES 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 86 76.45 -103.41 REMARK 500 ASN B 461 -159.24 -97.92 REMARK 500 ASP B 471 -123.71 48.85 REMARK 500 LYS D 463 39.40 -141.87 REMARK 500 ASP D 471 -125.07 51.27 REMARK 500 HIS D 573 0.24 -69.38 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 NI B 580 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 544 ND1 REMARK 620 2 HIS B 569 NE2 100.5 REMARK 620 3 HIS B 573 NE2 112.0 95.8 REMARK 620 4 PO4 B 581 O3 95.5 109.7 138.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NI D 580 NI REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 544 ND1 REMARK 620 2 HIS D 569 NE2 105.4 REMARK 620 3 HIS D 573 NE2 118.4 90.9 REMARK 620 4 PO4 D 581 O2 89.4 102.2 145.1 REMARK 620 5 PO4 D 581 O4 142.0 101.0 87.5 58.4 REMARK 620 6 HOH D1022 O 82.5 166.2 95.2 66.0 66.9 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 NI B 580 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 581 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI D 580 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 D 581 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1MZ8 RELATED DB: PDB REMARK 900 THE NUCLEASE DOMAIN OF COLE7/IM7 IN COMPLEX WITH A PHOSPHATE ION REMARK 900 AND DIFFERENT DIVALENT METAL IONS REMARK 900 RELATED ID: 1PT3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF NUCLEASE-COLE7 COMPLEXED WITH OCTAMER DNA REMARK 900 RELATED ID: 7CEI RELATED DB: PDB REMARK 900 THE DNASE DOMAIN OF COLE7 IN COMPLEX WITH IM7 REMARK 900 RELATED ID: 1M08 RELATED DB: PDB REMARK 900 UNBOUNDED NUCLEASE DOMAIN OF COLE7 DBREF 1ZNV A 1 87 UNP Q03708 IMM7_ECOLI 1 87 DBREF 1ZNV B 444 576 UNP Q47112 CEA7_ECOLI 444 576 DBREF 1ZNV C 1 87 UNP Q03708 IMM7_ECOLI 1 87 DBREF 1ZNV D 444 576 UNP Q47112 CEA7_ECOLI 444 576 SEQADV 1ZNV HIS A 88 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS A 89 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS A 90 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS A 91 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS A 92 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS A 93 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS C 88 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS C 89 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS C 90 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS C 91 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS C 92 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV HIS C 93 UNP Q03708 EXPRESSION TAG SEQADV 1ZNV MET B 443 UNP Q47112 INITIATING METHIONINE SEQADV 1ZNV GLU B 545 UNP Q47112 HIS 545 ENGINEERED MUTATION SEQADV 1ZNV MET D 443 UNP Q47112 INITIATING METHIONINE SEQADV 1ZNV GLU D 545 UNP Q47112 HIS 545 ENGINEERED MUTATION SEQRES 1 A 93 MET GLU LEU LYS ASN SER ILE SER ASP TYR THR GLU ALA SEQRES 2 A 93 GLU PHE VAL GLN LEU LEU LYS GLU ILE GLU LYS GLU ASN SEQRES 3 A 93 VAL ALA ALA THR ASP ASP VAL LEU ASP VAL LEU LEU GLU SEQRES 4 A 93 HIS PHE VAL LYS ILE THR GLU HIS PRO ASP GLY THR ASP SEQRES 5 A 93 LEU ILE TYR TYR PRO SER ASP ASN ARG ASP ASP SER PRO SEQRES 6 A 93 GLU GLY ILE VAL LYS GLU ILE LYS GLU TRP ARG ALA ALA SEQRES 7 A 93 ASN GLY LYS PRO GLY PHE LYS GLN GLY HIS HIS HIS HIS SEQRES 8 A 93 HIS HIS SEQRES 1 B 134 MET GLU SER LYS ARG ASN LYS PRO GLY LYS ALA THR GLY SEQRES 2 B 134 LYS GLY LYS PRO VAL ASN ASN LYS TRP LEU ASN ASN ALA SEQRES 3 B 134 GLY LYS ASP LEU GLY SER PRO VAL PRO ASP ARG ILE ALA SEQRES 4 B 134 ASN LYS LEU ARG ASP LYS GLU PHE LYS SER PHE ASP ASP SEQRES 5 B 134 PHE ARG LYS LYS PHE TRP GLU GLU VAL SER LYS ASP PRO SEQRES 6 B 134 GLU LEU SER LYS GLN PHE SER ARG ASN ASN ASN ASP ARG SEQRES 7 B 134 MET LYS VAL GLY LYS ALA PRO LYS THR ARG THR GLN ASP SEQRES 8 B 134 VAL SER GLY LYS ARG THR SER PHE GLU LEU HIS GLU GLU SEQRES 9 B 134 LYS PRO ILE SER GLN ASN GLY GLY VAL TYR ASP MET ASP SEQRES 10 B 134 ASN ILE SER VAL VAL THR PRO LYS ARG HIS ILE ASP ILE SEQRES 11 B 134 HIS ARG GLY LYS SEQRES 1 C 93 MET GLU LEU LYS ASN SER ILE SER ASP TYR THR GLU ALA SEQRES 2 C 93 GLU PHE VAL GLN LEU LEU LYS GLU ILE GLU LYS GLU ASN SEQRES 3 C 93 VAL ALA ALA THR ASP ASP VAL LEU ASP VAL LEU LEU GLU SEQRES 4 C 93 HIS PHE VAL LYS ILE THR GLU HIS PRO ASP GLY THR ASP SEQRES 5 C 93 LEU ILE TYR TYR PRO SER ASP ASN ARG ASP ASP SER PRO SEQRES 6 C 93 GLU GLY ILE VAL LYS GLU ILE LYS GLU TRP ARG ALA ALA SEQRES 7 C 93 ASN GLY LYS PRO GLY PHE LYS GLN GLY HIS HIS HIS HIS SEQRES 8 C 93 HIS HIS SEQRES 1 D 134 MET GLU SER LYS ARG ASN LYS PRO GLY LYS ALA THR GLY SEQRES 2 D 134 LYS GLY LYS PRO VAL ASN ASN LYS TRP LEU ASN ASN ALA SEQRES 3 D 134 GLY LYS ASP LEU GLY SER PRO VAL PRO ASP ARG ILE ALA SEQRES 4 D 134 ASN LYS LEU ARG ASP LYS GLU PHE LYS SER PHE ASP ASP SEQRES 5 D 134 PHE ARG LYS LYS PHE TRP GLU GLU VAL SER LYS ASP PRO SEQRES 6 D 134 GLU LEU SER LYS GLN PHE SER ARG ASN ASN ASN ASP ARG SEQRES 7 D 134 MET LYS VAL GLY LYS ALA PRO LYS THR ARG THR GLN ASP SEQRES 8 D 134 VAL SER GLY LYS ARG THR SER PHE GLU LEU HIS GLU GLU SEQRES 9 D 134 LYS PRO ILE SER GLN ASN GLY GLY VAL TYR ASP MET ASP SEQRES 10 D 134 ASN ILE SER VAL VAL THR PRO LYS ARG HIS ILE ASP ILE SEQRES 11 D 134 HIS ARG GLY LYS HET NI B 580 1 HET PO4 B 581 5 HET NI D 580 1 HET PO4 D 581 5 HETNAM NI NICKEL (II) ION HETNAM PO4 PHOSPHATE ION FORMUL 5 NI 2(NI 2+) FORMUL 6 PO4 2(O4 P 3-) FORMUL 9 HOH *423(H2 O) HELIX 1 1 SER A 6 TYR A 10 5 5 HELIX 2 2 THR A 11 VAL A 27 1 17 HELIX 3 3 ASP A 31 GLU A 46 1 16 HELIX 4 4 THR A 51 TYR A 56 1 6 HELIX 5 5 SER A 64 ASN A 79 1 16 HELIX 6 6 LYS B 463 ALA B 468 5 6 HELIX 7 7 PRO B 477 ARG B 485 1 9 HELIX 8 8 SER B 491 ASP B 506 1 16 HELIX 9 9 ASP B 506 LYS B 511 1 6 HELIX 10 10 SER B 514 VAL B 523 1 10 HELIX 11 11 ARG B 530 VAL B 534 5 5 HELIX 12 12 THR B 565 ARG B 574 1 10 HELIX 13 13 SER C 6 TYR C 10 5 5 HELIX 14 14 THR C 11 VAL C 27 1 17 HELIX 15 15 ASP C 31 GLU C 46 1 16 HELIX 16 16 THR C 51 TYR C 56 1 6 HELIX 17 17 SER C 64 ASN C 79 1 16 HELIX 18 18 LYS D 463 ALA D 468 5 6 HELIX 19 19 PRO D 477 ARG D 485 1 9 HELIX 20 20 SER D 491 ASP D 506 1 16 HELIX 21 21 ASP D 506 LYS D 511 1 6 HELIX 22 22 SER D 514 VAL D 523 1 10 HELIX 23 23 ARG D 530 VAL D 534 5 5 HELIX 24 24 THR D 565 HIS D 573 1 9 SHEET 1 A 3 GLU B 488 PHE B 489 0 SHEET 2 A 3 GLY B 451 THR B 454 -1 N GLY B 451 O PHE B 489 SHEET 3 A 3 TYR B 556 ASP B 557 1 O TYR B 556 N THR B 454 SHEET 1 B 3 SER B 474 PRO B 475 0 SHEET 2 B 3 ILE B 561 VAL B 564 -1 O VAL B 563 N SER B 474 SHEET 3 B 3 GLU B 542 GLU B 545 -1 N GLU B 542 O VAL B 564 SHEET 1 C 2 ALA D 453 THR D 454 0 SHEET 2 C 2 TYR D 556 ASP D 557 1 O TYR D 556 N THR D 454 SHEET 1 D 3 SER D 474 PRO D 475 0 SHEET 2 D 3 ILE D 561 VAL D 564 -1 O VAL D 563 N SER D 474 SHEET 3 D 3 GLU D 542 GLU D 545 -1 N GLU D 542 O VAL D 564 LINK ND1 HIS B 544 NI NI B 580 1555 1555 1.98 LINK NE2 HIS B 569 NI NI B 580 1555 1555 2.14 LINK NE2 HIS B 573 NI NI B 580 1555 1555 1.99 LINK NI NI B 580 O3 PO4 B 581 1555 1555 1.95 LINK ND1 HIS D 544 NI NI D 580 1555 1555 1.99 LINK NE2 HIS D 569 NI NI D 580 1555 1555 2.14 LINK NE2 HIS D 573 NI NI D 580 1555 1555 2.09 LINK NI NI D 580 O2 PO4 D 581 1555 1555 2.13 LINK NI NI D 580 O4 PO4 D 581 1555 1555 2.73 LINK NI NI D 580 O HOH D1022 1555 1555 2.54 SITE 1 AC1 4 HIS B 544 HIS B 569 HIS B 573 PO4 B 581 SITE 1 AC2 6 LEU B 543 HIS B 544 GLU B 545 HIS B 569 SITE 2 AC2 6 HIS B 573 NI B 580 SITE 1 AC3 5 HIS D 544 HIS D 569 HIS D 573 PO4 D 581 SITE 2 AC3 5 HOH D1022 SITE 1 AC4 8 LEU D 543 HIS D 544 GLU D 545 HIS D 569 SITE 2 AC4 8 HIS D 573 NI D 580 HOH D 977 HOH D1022 CRYST1 119.021 62.882 74.769 90.00 90.00 90.00 P 21 21 2 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 0.008402 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015903 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013375 0.00000