PDB Short entry for 1LTS HEADER TOXIN 15-JUL-92 1LTS TITLE REFINED STRUCTURE OF E. COLI HEAT LABILE ENTEROTOXIN, A TITLE 2 CLOSE RELATIVE OF CHOLERA TOXIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEAT-LABILE ENTEROTOXIN, SUBUNIT B; COMPND 3 CHAIN: D, E, F, G, H; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEAT-LABILE ENTEROTOXIN, SUBUNIT A; COMPND 7 CHAIN: A; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: HEAT-LABILE ENTEROTOXIN, SUBUNIT A; COMPND 11 CHAIN: C; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 CELL_LINE: 293; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: 293; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 10 ORGANISM_TAXID: 562; SOURCE 11 CELL_LINE: 293; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 14 EXPRESSION_SYSTEM_STRAIN: 293; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 17 ORGANISM_TAXID: 562; SOURCE 18 CELL_LINE: 293; SOURCE 19 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 20 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 21 EXPRESSION_SYSTEM_STRAIN: 293 KEYWDS TOXIN EXPDTA X-RAY DIFFRACTION AUTHOR T.K.SIXMA,W.G.J.HOL REVDAT 3 24-FEB-09 1LTS 1 VERSN REVDAT 2 01-APR-03 1LTS 1 JRNL REVDAT 1 31-JAN-94 1LTS 0 JRNL AUTH T.K.SIXMA,B.A.M.VAN ZANTEN,Z.DAUTER,W.G.J.HOL JRNL TITL REFINED STRUCTURE OF ESCHERICHIA COLI HEAT-LABILE JRNL TITL 2 ENTEROTOXIN, A CLOSE RELATIVE OF CHOLERA TOXIN. JRNL REF J.MOL.BIOL. V. 230 890 1993 JRNL REFN ISSN 0022-2836 JRNL PMID 8478941 JRNL DOI 10.1006/JMBI.1993.1209 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH T.K.SIXMA,S.E.PRONK,K.H.KALK,B.A.M.VAN ZANTEN, REMARK 1 AUTH 2 A.M.BERGHUIS,W.G.J.HOL REMARK 1 TITL LACTOSE BINDING TO HEAT-LABILE ENTEROTOXIN REMARK 1 TITL 2 REVEALED BY X-RAY CRYSTALLOGRAPHY REMARK 1 REF NATURE V. 355 561 1992 REMARK 1 REFN ISSN 0028-0836 REMARK 1 REFERENCE 2 REMARK 1 AUTH T.K.SIXMA,S.E.PRONK,K.H.KALK,E.S.WARTNA, REMARK 1 AUTH 2 B.A.M.VAN ZANTEN,B.WITHOLT,W.G.J.HOL REMARK 1 TITL CRYSTAL STRUCTURE OF A CHOLERA TOXIN-RELATED REMARK 1 TITL 2 HEAT-LABILE ENTEROTOXIN FROM E. COLI REMARK 1 REF NATURE V. 351 371 1991 REMARK 1 REFN ISSN 0028-0836 REMARK 1 REFERENCE 3 REMARK 1 AUTH T.K.SIXMA,S.E.PRONK,A.C.T.VAN SCHELTINGA,A.AGUIRRE, REMARK 1 AUTH 2 K.H.KALK,G.VRIEND,W.G.J.HOL REMARK 1 TITL NATIVE NON-ISOMORPHISM IN THE STRUCTURE REMARK 1 TITL 2 DETERMINATION OF HEAT LABILE ENTEROTOXIN (LT) FROM REMARK 1 TITL 3 E. COLI REMARK 1 REF PROCEEDINGS CCP4 STUDY V. 29 133 1991 REMARK 1 REF 2 WEEKEND: ISOMORPHOUS REMARK 1 REF 3 REPLACEMENT AND ANOMALOUS REMARK 1 REF 4 SCATTERING REMARK 1 REFN REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT, X-PLOR REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 52397 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : NULL 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 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5978 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 293 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : NULL ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: MEAN TEMPERATURE FACTORS ARE HIGH. REMARK 3 (SEE SUBUNIT NUMBERING SCHEME, REMARK 10). REMARK 4 REMARK 4 1LTS COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.62 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 59.60000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 32.40000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 49.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 32.40000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 59.60000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 49.10000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: REMARK 300 ROTATION MATRICES HAVE BEEN INCLUDED FOR PARTIAL REMARK 300 NON-CRYSTALLOGRAPHIC FIVEFOLD SYMMETRY OF THE B SUBUNITS. REMARK 300 ROTATIONS ACT ON CARTESIAN COORDINATES, WITH THE ORIGIN REMARK 300 AS CENTER OF ROTATION (NO TRANSLATION ALONG THE FIVEFOLD REMARK 300 AXIS). RMS DEVIATION FOR ALL 515 ALPHA CARBONS OF REMARK 300 THE B SUBUNIT IS 0.6 ANGSTROMS. (SUPERPOSITION OF REMARK 300 INDIVIDUAL B SUBUNITS GIVES BETTER VALUES OF 0.20 - 0.45 REMARK 300 ANGSTROMS). REMARK 300 REMARK 300 ROTATIONS INCLUDED IN MTRIX CARDS RELATE B-PENTAMERS VIA REMARK 300 FIVEFOLD AXIS: REMARK 300 KAPPA PHI PSI RELATING REMARK 300 288.0 0.4 96.0 B1 TO B2 (MTRIX1) REMARK 300 216.0 0.4 96.0 B1 TO B3 (MTRIX2) REMARK 300 144.0 0.4 96.0 B1 TO B4 (MTRIX3) REMARK 300 72.0 0.4 96.0 B1 TO B5 (MTRIX4) REMARK 300 REMARK 300 THE TRANSFORMATION PRESENTED AS *MTRIX 1* BELOW WILL YIELD REMARK 300 APPROXIMATE COORDINATES FOR CHAIN *E* WHEN APPLIED TO REMARK 300 CHAIN *D*. THE TRANSFORMATION PRESENTED AS *MTRIX 2* REMARK 300 BELOW WILL YIELD APPROXIMATE COORDINATES FOR CHAIN *F* REMARK 300 WHEN APPLIED TO CHAIN *D*. THE TRANSFORMATION PRESENTED AS REMARK 300 *MTRIX 3* BELOW WILL YIELD APPROXIMATE COORDINATES FOR REMARK 300 CHAIN *G* WHEN APPLIED TO CHAIN *D*. THE TRANSFORMATION REMARK 300 PRESENTED AS *MTRIX 4* BELOW WILL YIELD APPROXIMATE REMARK 300 COORDINATES FOR CHAIN *H* WHEN APPLIED TO CHAIN *D*. 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: HEPTAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEPTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 19810 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -77.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, E, F, G, H, A, C 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THIS IS THE UNNICKED AND UNREDUCED FORM OF THE TOXIN. REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS D 57 NE2 HIS D 57 CD2 -0.076 REMARK 500 HIS E 57 NE2 HIS E 57 CD2 -0.076 REMARK 500 HIS G 57 NE2 HIS G 57 CD2 -0.067 REMARK 500 HIS H 57 NE2 HIS H 57 CD2 -0.068 REMARK 500 HIS A 27 NE2 HIS A 27 CD2 -0.069 REMARK 500 HIS A 181 NE2 HIS A 181 CD2 -0.067 REMARK 500 REMARK 500 REMARK: NULL 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 TYR D 12 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG D 73 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 TRP D 88 CD1 - CG - CD2 ANGL. DEV. = 6.1 DEGREES REMARK 500 TRP D 88 CE2 - CD2 - CG ANGL. DEV. = -5.2 DEGREES REMARK 500 MET D 101 CG - SD - CE ANGL. DEV. = -14.5 DEGREES REMARK 500 ARG E 73 NE - CZ - NH1 ANGL. DEV. = 7.8 DEGREES REMARK 500 ARG E 73 NE - CZ - NH2 ANGL. DEV. = -9.7 DEGREES REMARK 500 TRP E 88 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP E 88 CE2 - CD2 - CG ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG F 35 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG F 35 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG F 67 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 TRP F 88 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP F 88 CB - CG - CD1 ANGL. DEV. = -8.1 DEGREES REMARK 500 TRP F 88 CE2 - CD2 - CG ANGL. DEV. = -5.9 DEGREES REMARK 500 TRP F 88 CG - CD2 - CE3 ANGL. DEV. = 5.6 DEGREES REMARK 500 MET F 101 CG - SD - CE ANGL. DEV. = -10.7 DEGREES REMARK 500 GLU G 46 CA - CB - CG ANGL. DEV. = -15.7 DEGREES REMARK 500 ARG G 73 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG G 73 NE - CZ - NH2 ANGL. DEV. = -5.7 DEGREES REMARK 500 TRP G 88 CD1 - CG - CD2 ANGL. DEV. = 5.8 DEGREES REMARK 500 TRP G 88 CE2 - CD2 - CG ANGL. DEV. = -5.6 DEGREES REMARK 500 MET G 101 CG - SD - CE ANGL. DEV. = -18.0 DEGREES REMARK 500 ASN G 103 N - CA - C ANGL. DEV. = 18.0 DEGREES REMARK 500 ARG H 73 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 TRP H 88 CD1 - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 TRP H 88 CE2 - CD2 - CG ANGL. DEV. = -5.7 DEGREES REMARK 500 MET H 101 CG - SD - CE ANGL. DEV. = -19.7 DEGREES REMARK 500 ARG A 4 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 33 NE - CZ - NH1 ANGL. DEV. = 4.6 DEGREES REMARK 500 TYR A 59 CB - CG - CD2 ANGL. DEV. = -4.4 DEGREES REMARK 500 MET A 94 CA - CB - CG ANGL. DEV. = 12.5 DEGREES REMARK 500 TYR A 104 CB - CG - CD1 ANGL. DEV. = -4.2 DEGREES REMARK 500 TRP A 127 CD1 - CG - CD2 ANGL. DEV. = 5.3 DEGREES REMARK 500 TRP A 127 CE2 - CD2 - CG ANGL. DEV. = -5.6 DEGREES REMARK 500 TYR A 128 CB - CG - CD2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 4.9 DEGREES REMARK 500 ARG A 143 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ARG A 143 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 ARG A 146 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ARG A 148 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 TRP A 174 CD1 - CG - CD2 ANGL. DEV. = 7.0 DEGREES REMARK 500 TRP A 174 CE2 - CD2 - CG ANGL. DEV. = -6.3 DEGREES REMARK 500 TRP A 179 CD1 - CG - CD2 ANGL. DEV. = 7.2 DEGREES REMARK 500 TRP A 179 CB - CG - CD1 ANGL. DEV. = -9.1 DEGREES REMARK 500 TRP A 179 CE2 - CD2 - CG ANGL. DEV. = -6.2 DEGREES REMARK 500 TRP A 179 CG - CD2 - CE3 ANGL. DEV. = 7.4 DEGREES REMARK 500 ARG C 220 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG C 235 NE - CZ - NH2 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 D 56 0.40 -51.02 REMARK 500 PRO F 53 100.40 -58.93 REMARK 500 ASP F 83 -72.80 -83.53 REMARK 500 ILE H 20 -61.03 -99.54 REMARK 500 LYS H 34 -4.62 74.67 REMARK 500 SER H 44 -8.72 -59.41 REMARK 500 ASN H 90 32.03 -93.88 REMARK 500 ARG A 54 122.00 -39.12 REMARK 500 TYR A 55 19.09 -150.29 REMARK 500 PRO A 92 2.28 -64.63 REMARK 500 PRO A 184 171.93 -58.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR F 76 0.07 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL DBREF 1LTS D 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTS E 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTS F 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTS G 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTS H 1 103 UNP P32890 ELBP_ECOLI 22 124 DBREF 1LTS A 4 188 UNP P06717 ELAP_ECOLI 22 206 DBREF 1LTS C 196 236 UNP P06717 ELAP_ECOLI 214 254 SEQRES 1 D 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 D 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 D 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 D 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 D 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 D 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 D 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 D 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 E 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 E 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 E 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 E 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 E 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 E 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 E 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 E 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 F 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 F 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 F 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 F 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 F 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 F 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 F 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 F 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 G 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 G 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 G 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 G 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 G 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 G 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 G 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 G 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 H 103 ALA PRO GLN THR ILE THR GLU LEU CYS SER GLU TYR ARG SEQRES 2 H 103 ASN THR GLN ILE TYR THR ILE ASN ASP LYS ILE LEU SER SEQRES 3 H 103 TYR THR GLU SER MET ALA GLY LYS ARG GLU MET VAL ILE SEQRES 4 H 103 ILE THR PHE LYS SER GLY GLU THR PHE GLN VAL GLU VAL SEQRES 5 H 103 PRO GLY SER GLN HIS ILE ASP SER GLN LYS LYS ALA ILE SEQRES 6 H 103 GLU ARG MET LYS ASP THR LEU ARG ILE THR TYR LEU THR SEQRES 7 H 103 GLU THR LYS ILE ASP LYS LEU CYS VAL TRP ASN ASN LYS SEQRES 8 H 103 THR PRO ASN SER ILE ALA ALA ILE SER MET LYS ASN SEQRES 1 A 185 ARG LEU TYR ARG ALA ASP SER ARG PRO PRO ASP GLU ILE SEQRES 2 A 185 LYS ARG SER GLY GLY LEU MET PRO ARG GLY HIS ASN GLU SEQRES 3 A 185 TYR PHE ASP ARG GLY THR GLN MET ASN ILE ASN LEU TYR SEQRES 4 A 185 ASP HIS ALA ARG GLY THR GLN THR GLY PHE VAL ARG TYR SEQRES 5 A 185 ASP ASP GLY TYR VAL SER THR SER LEU SER LEU ARG SER SEQRES 6 A 185 ALA HIS LEU ALA GLY GLN SER ILE LEU SER GLY TYR SER SEQRES 7 A 185 THR TYR TYR ILE TYR VAL ILE ALA THR ALA PRO ASN MET SEQRES 8 A 185 PHE ASN VAL ASN ASP VAL LEU GLY VAL TYR SER PRO HIS SEQRES 9 A 185 PRO TYR GLU GLN GLU VAL SER ALA LEU GLY GLY ILE PRO SEQRES 10 A 185 TYR SER GLN ILE TYR GLY TRP TYR ARG VAL ASN PHE GLY SEQRES 11 A 185 VAL ILE ASP GLU ARG LEU HIS ARG ASN ARG GLU TYR ARG SEQRES 12 A 185 ASP ARG TYR TYR ARG ASN LEU ASN ILE ALA PRO ALA GLU SEQRES 13 A 185 ASP GLY TYR ARG LEU ALA GLY PHE PRO PRO ASP HIS GLN SEQRES 14 A 185 ALA TRP ARG GLU GLU PRO TRP ILE HIS HIS ALA PRO GLN SEQRES 15 A 185 GLY CYS GLY SEQRES 1 C 41 GLY ASP THR CYS ASN GLU GLU THR GLN ASN LEU SER THR SEQRES 2 C 41 ILE TYR LEU ARG GLU TYR GLN SER LYS VAL LYS ARG GLN SEQRES 3 C 41 ILE PHE SER ASP TYR GLN SER GLU VAL ASP ILE TYR ASN SEQRES 4 C 41 ARG ILE FORMUL 8 HOH *293(H2 O) HELIX 1 DA1 ILE D 5 SER D 10 1ALPHA-1 OF B1 6 HELIX 2 DA2 GLN D 61 LEU D 77 1ALPHA-2 OF B1 17 HELIX 3 EA1 ILE E 5 SER E 10 1ALPHA-1 OF B2 6 HELIX 4 EA2 ASP E 59 THR E 78 1ALPHA-2 OF B2 20 HELIX 5 FA1 ILE F 5 CYS F 9 1ALPHA-1 OF B3 5 HELIX 6 FA2 ASP F 59 THR F 78 1ALPHA-2 OF B3 20 HELIX 7 GA1 ILE G 5 CYS G 9 1ALPHA-1 OF B4 5 HELIX 8 GA2 ASP G 59 THR G 78 1ALPHA-2 OF B4 20 HELIX 9 HA1 ILE H 5 CYS H 9 1ALPHA-1 OF B5 5 HELIX 10 HA2 ASP H 59 LEU H 77 1ALPHA-2 OF B5 19 HELIX 11 AA1 PRO A 13 SER A 19 1ALPHA-1 OF A1 7 HELIX 12 AA2 LEU A 41 ARG A 46 1ALPHA-2 OF A1 6 HELIX 13 AA3 LEU A 66 ILE A 76 1ALPHA-3 OF A1 11 HELIX 14 AA4 VAL A 97 LEU A 101 1ALPHA-4 OF A1 5 HELIX 15 AA5 GLY A 102 TYR A 104 5AT ANGLE TO AA4 3 HELIX 16 AA6 PRO A 108 GLU A 110 5ALPHA-6 OF A1 3 HELIX 17 AA7 TYR A 121 GLN A 123 5ALPHA-7 OF A1 3 HELIX 18 AA8 ASP A 147 ASN A 152 1ALPHA-8 OF A1 6 HELIX 19 AA9 ALA A 158 GLY A 161 1ALPHA-9 OF A1 4 HELIX 20 A10 TYR A 162 LEU A 164 5CONTINUATION OF AA9 3 HELIX 21 A11 GLN A 172 ARG A 175 5ALPHA-10 OF A1 4 HELIX 22 A12 TRP A 179 HIS A 182 5ALPHA-11 OF A1 4 HELIX 23 CA1 ASP C 197 ILE C 222 1ALPHA-1 OF A2 26 HELIX 24 CA2 PHE C 223 TYR C 226 5CONTINUATION OF CA1 4 HELIX 25 CA3 ILE C 232 ILE C 236 1ALPHA-3 OF A2 5 SHEET 1 BB1 6 THR D 15 ASP D 22 0 SHEET 2 BB1 6 ILE D 82 TRP D 88 -1 N VAL D 87 O GLN D 16 SHEET 3 BB1 6 ASN D 94 LYS D 102 -1 N SER D 95 O TRP D 88 SHEET 4 BB1 6 SER E 26 SER E 30 -1 N TYR E 27 O MET D 101 SHEET 5 BB1 6 MET E 37 THR E 41 -1 N ILE E 39 O THR E 28 SHEET 6 BB1 6 THR E 47 VAL E 50 -1 N PHE E 48 O ILE E 40 SHEET 1 BB2 6 THR E 15 ASP E 22 0 SHEET 2 BB2 6 ILE E 82 TRP E 88 -1 N VAL E 87 O GLN E 16 SHEET 3 BB2 6 ASN E 94 LYS E 102 -1 N SER E 95 O TRP E 88 SHEET 4 BB2 6 SER F 26 SER F 30 -1 N TYR F 27 O MET E 101 SHEET 5 BB2 6 VAL F 38 THR F 41 -1 N ILE F 39 O THR F 28 SHEET 6 BB2 6 THR F 47 VAL F 50 -1 N PHE F 48 O ILE F 40 SHEET 1 BB3 6 THR F 15 ASP F 22 0 SHEET 2 BB3 6 ILE F 82 TRP F 88 -1 N VAL F 87 O GLN F 16 SHEET 3 BB3 6 ASN F 94 LYS F 102 -1 N SER F 95 O TRP F 88 SHEET 4 BB3 6 SER G 26 SER G 30 -1 N TYR G 27 O MET F 101 SHEET 5 BB3 6 VAL G 38 THR G 41 -1 N ILE G 39 O THR G 28 SHEET 6 BB3 6 THR G 47 VAL G 50 -1 N PHE G 48 O ILE G 40 SHEET 1 BB4 6 THR G 15 ASP G 22 0 SHEET 2 BB4 6 LYS G 81 TRP G 88 -1 N VAL G 87 O GLN G 16 SHEET 3 BB4 6 ASN G 94 LYS G 102 -1 N SER G 95 O TRP G 88 SHEET 4 BB4 6 SER H 26 SER H 30 -1 N TYR H 27 O MET G 101 SHEET 5 BB4 6 VAL H 38 THR H 41 -1 N ILE H 39 O THR H 28 SHEET 6 BB4 6 THR H 47 VAL H 50 -1 N PHE H 48 O ILE H 40 SHEET 1 BB5 6 THR H 15 ASP H 22 0 SHEET 2 BB5 6 ILE H 82 TRP H 88 -1 N VAL H 87 O GLN H 16 SHEET 3 BB5 6 ASN H 94 LYS H 102 -1 N SER H 95 O TRP H 88 SHEET 4 BB5 6 SER D 26 SER D 30 -1 N TYR D 27 O MET H 101 SHEET 5 BB5 6 MET D 37 THR D 41 -1 N ILE D 39 O THR D 28 SHEET 6 BB5 6 THR D 47 VAL D 50 -1 N PHE D 48 O ILE D 40 SHEET 1 BA1 7 MET A 94 ASN A 96 0 SHEET 2 BA1 7 GLU A 112 LEU A 116 -1 N SER A 114 O PHE A 95 SHEET 3 BA1 7 TYR A 59 SER A 63 -1 N VAL A 60 O ALA A 115 SHEET 4 BA1 7 ARG A 4 ASP A 9 -1 N TYR A 6 O SER A 63 SHEET 5 BA1 7 THR A 82 ALA A 89 -1 N TYR A 84 O ASP A 9 SHEET 6 BA1 7 ILE A 124 ASN A 131 -1 N TYR A 125 O VAL A 87 SHEET 7 BA1 7 VAL A 134 ARG A 141 -1 N VAL A 134 O ASN A 131 SSBOND 1 CYS D 9 CYS D 86 1555 1555 2.00 SSBOND 2 CYS E 9 CYS E 86 1555 1555 2.03 SSBOND 3 CYS F 9 CYS F 86 1555 1555 2.01 SSBOND 4 CYS G 9 CYS G 86 1555 1555 2.00 SSBOND 5 CYS H 9 CYS H 86 1555 1555 2.03 SSBOND 6 CYS A 187 CYS C 199 1555 1555 2.02 CISPEP 1 THR D 92 PRO D 93 0 -7.22 CISPEP 2 THR E 92 PRO E 93 0 -8.04 CISPEP 3 THR F 92 PRO F 93 0 -6.65 CISPEP 4 THR G 92 PRO G 93 0 -9.66 CISPEP 5 THR H 92 PRO H 93 0 -5.55 CISPEP 6 GLU A 177 PRO A 178 0 3.21 CRYST1 119.200 98.200 64.800 90.00 90.00 90.00 P 21 21 21 20 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 0.008389 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010183 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015432 0.00000 MTRIX1 1 0.992350 -0.065200 -0.104900 6.30400 1 MTRIX2 1 -0.079100 0.316670 -0.945200 61.10300 1 MTRIX3 1 0.094850 0.946290 0.309090 -20.06200 1 MTRIX1 2 0.979970 -0.184500 -0.075000 10.67600 1 MTRIX2 2 -0.193100 -0.789100 -0.583000 98.91700 1 MTRIX3 2 0.048530 0.585880 -0.808900 32.16300 1 MTRIX1 3 0.979980 -0.193100 0.048500 7.07900 1 MTRIX2 3 -0.184500 -0.789100 0.585900 61.18300 1 MTRIX3 3 -0.074800 -0.583100 -0.809000 84.49600 1 MTRIX1 4 0.992300 -0.079000 0.094900 0.47800 1 MTRIX2 4 -0.065200 0.316670 0.946300 0.04600 1 MTRIX3 4 -0.104900 -0.945200 0.309100 64.61900 1