HEADER HYDROLASE/INHIBITOR 01-DEC-06 2JB0 TITLE CRYSTAL STRUCTURE OF THE MUTANT H573A OF THE NUCLEASE DOMAIN OF COLE7 TITLE 2 IN COMPLEX WITH IM7 COMPND MOL_ID: 1; COMPND 2 MOLECULE: COLICIN E7 IMMUNITY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: IMME7, MICROCIN-E7 IMMUNITY PROTEIN; COMPND 5 EC: 3.1.-.-; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: COLICIN E7; COMPND 9 CHAIN: B; COMPND 10 FRAGMENT: NUCLEASE DOMAIN, RESIDUES 446-576; COMPND 11 EC: 3.1.-.-; COMPND 12 ENGINEERED: YES; COMPND 13 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 316407; SOURCE 4 STRAIN: W3110; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: M15; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PQE70; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 12 ORGANISM_TAXID: 316407; SOURCE 13 STRAIN: W3110; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: M15; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PQE70 KEYWDS HYDROLASE/INHIBITOR, HYDROLASE-INHIBITOR COMPLEX, ZINC, TOXIN, KEYWDS 2 PLASMID, NUCLEASE, HYDROLASE, ANTIBIOTIC, H-N-H MOTIF, BACTERIOCIN, KEYWDS 3 ENDONUCLEASE, METAL-BINDING, ANTIMICROBIAL, DNA HYDROLYSIS, KEYWDS 4 BACTERIOCIN IMMUNITY, HIS METAL FINGER MOTIF EXPDTA X-RAY DIFFRACTION AUTHOR H.HUANG,H.S.YUAN REVDAT 5 13-DEC-23 2JB0 1 REMARK LINK REVDAT 4 24-FEB-09 2JB0 1 VERSN REVDAT 3 17-APR-07 2JB0 1 JRNL REVDAT 2 10-APR-07 2JB0 1 REMARK REVDAT 1 03-APR-07 2JB0 0 JRNL AUTH H.HUANG,H.S.YUAN JRNL TITL THE CONSERVED ASPARAGINE IN THE HNH MOTIF SERVES AN JRNL TITL 2 IMPORTANT STRUCTURAL ROLE IN METAL FINGER ENDONUCLEASES. JRNL REF J.MOL.BIOL. V. 368 812 2007 JRNL REFN ISSN 0022-2836 JRNL PMID 17368670 JRNL DOI 10.1016/J.JMB.2007.02.044 REMARK 2 REMARK 2 RESOLUTION. 1.91 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.91 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.46 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 506787.590 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.3 REMARK 3 NUMBER OF REFLECTIONS : 21332 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) : 0.210 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2104 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 1.91 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.03 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 76.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2569 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.30 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 264 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1657 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 193 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.04000 REMARK 3 B22 (A**2) : 3.89000 REMARK 3 B33 (A**2) : -5.93000 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) : 0.23 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) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.100 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 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) : 2.850 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.750 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.580 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.240 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 53.76 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.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 2JB0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 01-DEC-06. REMARK 100 THE DEPOSITION ID IS D_1290030650. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-MAY-05 REMARK 200 TEMPERATURE (KELVIN) : 113.0 REMARK 200 PH : 7.00 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 : SI REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21837 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.910 REMARK 200 RESOLUTION RANGE LOW (A) : 25.460 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 6.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04000 REMARK 200 FOR THE DATA SET : 39.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.91 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.98 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.27000 REMARK 200 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: CNS REMARK 200 STARTING MODEL: PDB ENTRY 7CEI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 % W/V PEG3350 AND 0.2 M DI-AMMONIUM REMARK 280 HYDROGEN CITRATE, PH 7.00 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 32.05900 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 37.18350 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 59.80600 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 32.05900 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 37.18350 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 59.80600 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 32.05900 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 37.18350 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 59.80600 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 32.05900 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 37.18350 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 59.80600 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: OCTAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: OCTAMERIC REMARK 350 SOFTWARE USED: PQS 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 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 74.36700 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 64.11800 REMARK 350 BIOMT2 3 0.000000 -1.000000 0.000000 74.36700 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 -1.000000 0.000000 0.000000 64.11800 REMARK 350 BIOMT2 4 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN B, HIS 573 TO ALA 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 MET A 1 REMARK 465 GLU A 2 REMARK 465 LYS B 446 REMARK 465 ARG B 447 REMARK 465 ASN B 448 REMARK 465 GLN B 551 REMARK 465 ASN B 552 REMARK 465 ALA B 573 REMARK 465 ARG B 574 REMARK 465 GLY B 575 REMARK 465 LYS B 576 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLY A 87 CA C O 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 2030 O HOH A 2030 4565 1.76 REMARK 500 O HOH B 2088 O HOH B 2088 2565 1.95 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 ASN A 5 43.26 -104.90 REMARK 500 SER A 6 135.09 -176.15 REMARK 500 GLN A 86 -73.21 -79.83 REMARK 500 LYS B 463 39.87 -140.29 REMARK 500 ASP B 471 -127.43 49.87 REMARK 500 PRO B 548 -170.87 -61.46 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B2067 DISTANCE = 5.84 ANGSTROMS REMARK 525 HOH B2078 DISTANCE = 6.70 ANGSTROMS REMARK 525 HOH B2084 DISTANCE = 5.99 ANGSTROMS 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 600 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 544 ND1 REMARK 620 2 HIS B 569 NE2 88.9 REMARK 620 3 HOH B2095 O 123.4 131.1 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 600 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AYI RELATED DB: PDB REMARK 900 COLICIN E7 IMMUNITY PROTEIN IM7 REMARK 900 RELATED ID: 1CEI RELATED DB: PDB REMARK 900 STRUCTURE DETERMINATION OF THE COLICIN E7 IMMUNITY PROTEIN(IMME7) REMARK 900 THAT BINDS SPECIFICALLY TO THE DNASE-TYPE COLICINE7 AND INHIBITS REMARK 900 ITS BACTERIOCIDAL ACTIVITY REMARK 900 RELATED ID: 1MZ8 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF THE NUCLEASE DOMAIN OF COLE7/IM7 INCOMPLEX REMARK 900 WITH A PHOSPHATE ION AND A ZINC ION REMARK 900 RELATED ID: 1UJZ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE E7_C/IM7_C COMPLEX ; ACOMPUTATIONALLY REMARK 900 DESIGNED INTERFACE BETWEEN THE COLICIN E7DNASE AND THE IM7 IMMUNITY REMARK 900 PROTEIN REMARK 900 RELATED ID: 1UNK RELATED DB: PDB REMARK 900 STRUCTURE OF COLICIN E7 IMMUNITY PROTEIN REMARK 900 RELATED ID: 1ZNV RELATED DB: PDB REMARK 900 HOW A HIS-METAL FINGER ENDONUCLEASE COLE7 BINDS AND CLEAVESDNA WITH REMARK 900 A TRANSITION METAL ION COFACTOR REMARK 900 RELATED ID: 2ERH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE E7_G/IM7_G COMPLEX ; A DESIGNEDINTERFACE REMARK 900 BETWEEN THE COLICIN E7 DNASE AND THE IM7IMMUNITY PROTEIN REMARK 900 RELATED ID: 7CEI RELATED DB: PDB REMARK 900 THE ENDONUCLEASE DOMAIN OF COLICIN E7 IN COMPLEX WITH ITSINHIBITOR REMARK 900 IM7 PROTEIN RELATED ENTRIES REMARK 900 RELATED ID: 1M08 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE UNBOUND NUCLEASE DOMAIN OF COLE7 REMARK 900 RELATED ID: 1PT3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURES OF NUCLEASE-COLE7 COMPLEXED WITH OCTAMERDNA REMARK 900 RELATED ID: 1ZNS RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF N-COLE7/12-BP DNA/ ZN COMPLEX REMARK 900 RELATED ID: 2AXC RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF COLE7 TRANSLOCATION DOMAIN REMARK 900 RELATED ID: 2IVH RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE NUCLEASE DOMAIN OF COLE7 (H545Q MUTANT) IN REMARK 900 COMPLEX WITH AN 18-BP DUPLEX DNA REMARK 900 RELATED ID: 2JAZ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE MUTANT N560D OF THE NUCLEASE DOMAIN OF REMARK 900 COLE7 IN COMPLEX WITH IM7 DBREF 2JB0 A 1 87 UNP Q03708 IMM7_ECOLI 1 87 DBREF 2JB0 B 446 576 UNP Q47112 CEA7_ECOLI 446 576 SEQADV 2JB0 ALA B 573 UNP Q47112 HIS 573 ENGINEERED MUTATION SEQRES 1 A 87 MET GLU LEU LYS ASN SER ILE SER ASP TYR THR GLU ALA SEQRES 2 A 87 GLU PHE VAL GLN LEU LEU LYS GLU ILE GLU LYS GLU ASN SEQRES 3 A 87 VAL ALA ALA THR ASP ASP VAL LEU ASP VAL LEU LEU GLU SEQRES 4 A 87 HIS PHE VAL LYS ILE THR GLU HIS PRO ASP GLY THR ASP SEQRES 5 A 87 LEU ILE TYR TYR PRO SER ASP ASN ARG ASP ASP SER PRO SEQRES 6 A 87 GLU GLY ILE VAL LYS GLU ILE LYS GLU TRP ARG ALA ALA SEQRES 7 A 87 ASN GLY LYS PRO GLY PHE LYS GLN GLY SEQRES 1 B 131 LYS ARG ASN LYS PRO GLY LYS ALA THR GLY LYS GLY LYS SEQRES 2 B 131 PRO VAL ASN ASN LYS TRP LEU ASN ASN ALA GLY LYS ASP SEQRES 3 B 131 LEU GLY SER PRO VAL PRO ASP ARG ILE ALA ASN LYS LEU SEQRES 4 B 131 ARG ASP LYS GLU PHE LYS SER PHE ASP ASP PHE ARG LYS SEQRES 5 B 131 LYS PHE TRP GLU GLU VAL SER LYS ASP PRO GLU LEU SER SEQRES 6 B 131 LYS GLN PHE SER ARG ASN ASN ASN ASP ARG MET LYS VAL SEQRES 7 B 131 GLY LYS ALA PRO LYS THR ARG THR GLN ASP VAL SER GLY SEQRES 8 B 131 LYS ARG THR SER PHE GLU LEU HIS HIS GLU LYS PRO ILE SEQRES 9 B 131 SER GLN ASN GLY GLY VAL TYR ASP MET ASP ASN ILE SER SEQRES 10 B 131 VAL VAL THR PRO LYS ARG HIS ILE ASP ILE ALA ARG GLY SEQRES 11 B 131 LYS HET ZN B 600 1 HETNAM ZN ZINC ION FORMUL 3 ZN ZN 2+ FORMUL 4 HOH *193(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 ILE B 572 1 8 SHEET 1 BA 2 GLY B 451 LYS B 452 0 SHEET 2 BA 2 GLU B 488 PHE B 489 -1 O PHE B 489 N GLY B 451 SHEET 1 BB 3 SER B 474 PRO B 475 0 SHEET 2 BB 3 ILE B 561 VAL B 564 -1 O VAL B 563 N SER B 474 SHEET 3 BB 3 GLU B 542 HIS B 545 -1 O GLU B 542 N VAL B 564 LINK ND1 HIS B 544 ZN ZN B 600 1555 1555 2.20 LINK NE2 HIS B 569 ZN ZN B 600 1555 1555 2.58 LINK ZN ZN B 600 O HOH B2095 1555 1555 2.69 SITE 1 AC1 3 HIS B 544 HIS B 569 HOH B2095 CRYST1 64.118 74.367 119.612 90.00 90.00 90.00 I 2 2 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 0.015596 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013447 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008360 0.00000