HEADER ANTIBACTERIAL PROTEIN 19-MAR-96 1CEI TITLE STRUCTURE DETERMINATION OF THE COLICIN E7 IMMUNITY PROTEIN (IMME7) TITLE 2 THAT BINDS SPECIFICALLY TO THE DNASE-TYPE COLICIN E7 AND INHIBITS ITS TITLE 3 BACTERIOCIDAL ACTIVITY COMPND MOL_ID: 1; COMPND 2 MOLECULE: COLICIN E7 IMMUNITY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: IMME7 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562 KEYWDS IMMUNITY PROTEIN, ANTIBACTERIAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.-F.CHAK,M.K.SAFO,W.-Y.KU,S.-Y.HSIEH,H.S.YUAN REVDAT 3 07-FEB-24 1CEI 1 REMARK REVDAT 2 24-FEB-09 1CEI 1 VERSN REVDAT 1 12-MAR-97 1CEI 0 JRNL AUTH K.F.CHAK,M.K.SAFO,W.Y.KU,S.Y.HSIEH,H.S.YUAN JRNL TITL THE CRYSTAL STRUCTURE OF THE IMMUNITY PROTEIN OF COLICIN E7 JRNL TITL 2 SUGGESTS A POSSIBLE COLICIN-INTERACTING SURFACE. JRNL REF PROC.NATL.ACAD.SCI.USA V. 93 6437 1996 JRNL REFN ISSN 0027-8424 JRNL PMID 8692833 JRNL DOI 10.1073/PNAS.93.13.6437 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.3 REMARK 3 NUMBER OF REFLECTIONS : 7672 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 680 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 60 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.132 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.07 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.090 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CEI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000172277. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-NOV-94 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 8. 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 RUH3R 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 : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MSC REMARK 200 DATA SCALING SOFTWARE : MSC REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7917 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 200 DATA REDUNDANCY : 3.970 REMARK 200 R MERGE (I) : 0.05400 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) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 78.1 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.21000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.05 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8. 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 37.57000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 25.24000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 22.68000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 37.57000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 25.24000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 22.68000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 37.57000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 25.24000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 22.68000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 37.57000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 25.24000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 22.68000 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 300 REMARK: THERE IS ONE MONOMER IN THE ASYMMETRIC UNIT. THE FIRST REMARK 300 TWO N-TERMINAL RESIDUES ARE DISORDERED AND ARE NOT OBSERVED REMARK 300 IN THE ELECTRON DENSITY MAP. 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 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 50.48000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 45.36000 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 A 88 REMARK 465 PRO A 89 REMARK 465 GLY A 90 REMARK 465 PHE A 91 REMARK 465 LYS A 92 REMARK 465 GLN A 93 REMARK 465 GLY A 94 DBREF 1CEI A 1 87 UNP Q03708 IMM7_ECOLI 1 87 SEQRES 1 A 94 MET GLU LEU LYS ASN SER ILE SER ASP TYR THR GLU ALA SEQRES 2 A 94 GLU PHE VAL GLN LEU LEU LYS GLU ILE GLU LYS GLU ASN SEQRES 3 A 94 VAL ALA ALA THR ASP ASP VAL LEU ASP VAL LEU LEU GLU SEQRES 4 A 94 HIS PHE VAL LYS ILE THR GLU HIS PRO ASP GLY THR ASP SEQRES 5 A 94 LEU ILE TYR TYR PRO SER ASP ASN ARG ASP ASP SER PRO SEQRES 6 A 94 GLU GLY ILE VAL LYS GLU ILE LYS GLU TRP ARG ALA ALA SEQRES 7 A 94 ASN GLY LYS PRO GLY PHE LYS GLN GLY LYS PRO GLY PHE SEQRES 8 A 94 LYS GLN GLY FORMUL 2 HOH *60(H2 O) HELIX 1 1 ILE A 7 ASP A 9 5 3 HELIX 2 2 GLU A 12 VAL A 27 1 16 HELIX 3 3 ASP A 32 THR A 45 1 14 HELIX 4 4 GLY A 50 TYR A 55 5 6 HELIX 5 5 PRO A 65 ASN A 79 1 15 CRYST1 75.140 50.480 45.360 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 0.013308 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019810 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022046 0.00000