PDB Short entry for 2TCT HEADER TRANSCRIPTION REGULATION 02-MAR-95 2TCT TITLE THE COMPLEX FORMED BETWEEN TET REPRESSOR AND TETRACYCLINE-MG2+ REVEALS TITLE 2 MECHANISM OF ANTIBIOTIC RESISTANCE COMPND MOL_ID: 1; COMPND 2 MOLECULE: TETRACYCLINE REPRESSOR; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TET REPRESSOR, CLASS D; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: K12 DELTA H1 DELTA TRP; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PWH904 (K. TOVAR, PH.D. THESIS, UNIV. SOURCE 8 ERLANGEN-NUERNBERG, 1989); SOURCE 9 OTHER_DETAILS: REMAULT E.,STANSSENS P.,FIERS W. PLASMID VECTORS FOR SOURCE 10 HIGH-EFFICIENCY EXPRESSION CONTROLLED BY THE PL PROMOTER OF SOURCE 11 COLIPHAGE LAMBDA. GENE 15, 81-93 (1981). KEYWDS TRANSCRIPTION REGULATION EXPDTA X-RAY DIFFRACTION AUTHOR W.HINRICHS,C.KISKER,W.SAENGER REVDAT 5 21-FEB-24 2TCT 1 REMARK LINK REVDAT 4 29-NOV-17 2TCT 1 HELIX REVDAT 3 13-JUL-11 2TCT 1 VERSN REVDAT 2 24-FEB-09 2TCT 1 VERSN REVDAT 1 03-APR-96 2TCT 0 SPRSDE 03-APR-96 2TCT 1TCT JRNL AUTH C.KISKER,W.HINRICHS,K.TOVAR,W.HILLEN,W.SAENGER JRNL TITL THE COMPLEX FORMED BETWEEN TET REPRESSOR AND JRNL TITL 2 TETRACYCLINE-MG2+ REVEALS MECHANISM OF ANTIBIOTIC JRNL TITL 3 RESISTANCE. JRNL REF J.MOL.BIOL. V. 247 260 1995 JRNL REFN ISSN 0022-2836 JRNL PMID 7707374 JRNL DOI 10.1006/JMBI.1994.0138 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.HINRICHS,C.KISKER,M.DUEVEL,A.MUELLER,K.TOVAR,W.HILLEN, REMARK 1 AUTH 2 W.SAENGER REMARK 1 TITL STRUCTURE OF THE TET REPRESSOR-TETRACYCLINE COMPLEX AND REMARK 1 TITL 2 REGULATION OF ANTIBIOTIC RESISTANCE REMARK 1 REF SCIENCE V. 264 418 1994 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 2.10 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.8 REMARK 3 NUMBER OF REFLECTIONS : 12229 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) : 0.180 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 : 1573 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 135 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) : 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) : NULL 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) : 0.017 REMARK 3 BOND ANGLES (DEGREES) : 2.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 2TCT 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_1000178665. 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 : 14105 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.6 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 (%): 46.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 3555 -Y,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X,Z+3/4 REMARK 290 5555 -X+1/2,Y,-Z+3/4 REMARK 290 6555 X,-Y+1/2,-Z+1/4 REMARK 290 7555 Y+1/2,X+1/2,-Z+1/2 REMARK 290 8555 -Y,-X,-Z REMARK 290 9555 X+1/2,Y+1/2,Z+1/2 REMARK 290 10555 -X,-Y,Z REMARK 290 11555 -Y+1/2,X,Z+3/4 REMARK 290 12555 Y,-X+1/2,Z+1/4 REMARK 290 13555 -X,Y+1/2,-Z+1/4 REMARK 290 14555 X+1/2,-Y,-Z+3/4 REMARK 290 15555 Y,X,-Z REMARK 290 16555 -Y+1/2,-X+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 34.39000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 34.39000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 90.72500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 45.36250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.39000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 136.08750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 136.08750 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.39000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 45.36250 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 34.39000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 90.72500 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 34.39000 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 90.72500 REMARK 290 SMTRY1 10 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 11 0.000000 -1.000000 0.000000 34.39000 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 136.08750 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 45.36250 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 34.39000 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 45.36250 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 136.08750 REMARK 290 SMTRY1 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 15 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 0.000000 -1.000000 0.000000 34.39000 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 34.39000 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 90.72500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 7540 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18080 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -72.0 KCAL/MOL 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 68.78000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 68.78000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 347 LIES ON A SPECIAL POSITION. 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 THR A 156 REMARK 465 ASP A 157 REMARK 465 ARG A 158 REMARK 465 PRO A 159 REMARK 465 ALA A 160 REMARK 465 ALA A 161 REMARK 465 PRO A 162 REMARK 465 ASP A 163 REMARK 465 GLU A 164 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 A 63 NE2 HIS A 63 CD2 -0.069 REMARK 500 HIS A 64 NE2 HIS A 64 CD2 -0.072 REMARK 500 HIS A 139 NE2 HIS A 139 CD2 -0.084 REMARK 500 HIS A 151 NE2 HIS A 151 CD2 -0.068 REMARK 500 HIS A 188 NE2 HIS A 188 CD2 -0.075 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 ARG A 3 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 ARG A 3 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 ARG A 28 NE - CZ - NH1 ANGL. DEV. = 5.0 DEGREES REMARK 500 TRP A 43 CD1 - CG - CD2 ANGL. DEV. = 5.2 DEGREES REMARK 500 TRP A 43 CE2 - CD2 - CG ANGL. DEV. = -5.7 DEGREES REMARK 500 ARG A 49 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 TRP A 75 CD1 - CG - CD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 TRP A 75 CE2 - CD2 - CG ANGL. DEV. = -5.4 DEGREES REMARK 500 ARG A 87 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 ARG A 88 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 LEU A 90 CB - CG - CD1 ANGL. DEV. = -10.3 DEGREES REMARK 500 ARG A 92 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 92 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ARG A 94 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 104 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 171 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 171 NE - CZ - NH2 ANGL. DEV. = -3.3 DEGREES REMARK 500 ARG A 195 NE - CZ - NH1 ANGL. DEV. = 3.5 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 LEU A 101 124.75 -39.07 REMARK 500 LEU A 204 -114.17 53.82 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 MG A 223 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 100 NE2 REMARK 620 2 CTC A 222 O11 168.5 REMARK 620 3 CTC A 222 O12 95.4 82.0 REMARK 620 4 HOH A 224 O 82.1 99.9 176.0 REMARK 620 5 HOH A 225 O 94.4 96.7 89.1 94.1 REMARK 620 6 HOH A 226 O 87.1 81.9 93.8 83.0 176.6 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 MG A 223 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CTC A 222 DBREF 2TCT A 2 208 UNP P0ACT4 TETR4_ECOLI 1 207 SEQRES 1 A 207 ALA ARG LEU ASN ARG GLU SER VAL ILE ASP ALA ALA LEU SEQRES 2 A 207 GLU LEU LEU ASN GLU THR GLY ILE ASP GLY LEU THR THR SEQRES 3 A 207 ARG LYS LEU ALA GLN LYS LEU GLY ILE GLU GLN PRO THR SEQRES 4 A 207 LEU TYR TRP HIS VAL LYS ASN LYS ARG ALA LEU LEU ASP SEQRES 5 A 207 ALA LEU ALA VAL GLU ILE LEU ALA ARG HIS HIS ASP TYR SEQRES 6 A 207 SER LEU PRO ALA ALA GLY GLU SER TRP GLN SER PHE LEU SEQRES 7 A 207 ARG ASN ASN ALA MET SER PHE ARG ARG ALA LEU LEU ARG SEQRES 8 A 207 TYR ARG ASP GLY ALA LYS VAL HIS LEU GLY THR ARG PRO SEQRES 9 A 207 ASP GLU LYS GLN TYR ASP THR VAL GLU THR GLN LEU ARG SEQRES 10 A 207 PHE MET THR GLU ASN GLY PHE SER LEU ARG ASP GLY LEU SEQRES 11 A 207 TYR ALA ILE SER ALA VAL SER HIS PHE THR LEU GLY ALA SEQRES 12 A 207 VAL LEU GLU GLN GLN GLU HIS THR ALA ALA LEU THR ASP SEQRES 13 A 207 ARG PRO ALA ALA PRO ASP GLU ASN LEU PRO PRO LEU LEU SEQRES 14 A 207 ARG GLU ALA LEU GLN ILE MET ASP SER ASP ASP GLY GLU SEQRES 15 A 207 GLN ALA PHE LEU HIS GLY LEU GLU SER LEU ILE ARG GLY SEQRES 16 A 207 PHE GLU VAL GLN LEU THR ALA LEU LEU GLN ILE VAL HET MG A 223 1 HET CTC A 222 33 HETNAM MG MAGNESIUM ION HETNAM CTC 7-CHLOROTETRACYCLINE FORMUL 2 MG MG 2+ FORMUL 3 CTC C22 H23 CL N2 O8 FORMUL 4 HOH *135(H2 O) HELIX 1 A1 ARG A 6 THR A 20 1 15 HELIX 2 A2 THR A 27 LEU A 34 1 8 HELIX 3 A3 GLN A 38 HIS A 44 1 7 HELIX 4 A4 LYS A 48 HIS A 63 1 16 HELIX 5 A5 TRP A 75 LEU A 91 1 17 HELIX 6 A6 GLY A 96 HIS A 100 1 5 HELIX 7 G7 GLU A 107 GLN A 109 5 3 HELIX 8 A7 TYR A 110 GLU A 122 1 13 HELIX 9 A8 LEU A 127 ALA A 153 1 27 HELIX 10 A9 PRO A 168 MET A 177 1 10 HELIX 11 A10 GLU A 183 ALA A 203 1 21 LINK NE2 HIS A 100 MG MG A 223 1555 1555 2.19 LINK O11 CTC A 222 MG MG A 223 1555 1555 2.04 LINK O12 CTC A 222 MG MG A 223 1555 1555 1.73 LINK MG MG A 223 O HOH A 224 1555 1555 2.09 LINK MG MG A 223 O HOH A 225 1555 1555 1.89 LINK MG MG A 223 O HOH A 226 1555 1555 1.93 SITE 1 AC1 5 HIS A 100 CTC A 222 HOH A 224 HOH A 225 SITE 2 AC1 5 HOH A 226 SITE 1 AC2 19 HIS A 64 SER A 67 ASN A 82 PHE A 86 SITE 2 AC2 19 HIS A 100 THR A 103 ARG A 104 VAL A 113 SITE 3 AC2 19 GLN A 116 ILE A 134 SER A 138 LEU A 170 SITE 4 AC2 19 ALA A 173 LEU A 174 MG A 223 HOH A 225 SITE 5 AC2 19 HOH A 226 HOH A 228 HOH A 340 CRYST1 68.780 68.780 181.450 90.00 90.00 90.00 I 41 2 2 16 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 0.014539 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014539 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005511 0.00000