HEADER TRANSCRIPTION REGULATION 04-MAR-94 2TRT TITLE TETRACYCLINE REPRESSOR CLASS D COMPND MOL_ID: 1; COMPND 2 MOLECULE: TETRACYCLINE REPRESSOR CLASS D; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TET REPRESSOR; 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 KEYWDS TRANSCRIPTION REGULATION, REPRESSOR, DNA-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR W.HINRICHS,C.KISKER,W.SAENGER REVDAT 5 21-FEB-24 2TRT 1 REMARK LINK REVDAT 4 29-NOV-17 2TRT 1 HELIX REVDAT 3 13-JUL-11 2TRT 1 VERSN REVDAT 2 24-FEB-09 2TRT 1 VERSN REVDAT 1 20-JUN-96 2TRT 0 SPRSDE 20-JUN-96 2TRT 1TRT JRNL AUTH W.HINRICHS,C.KISKER,M.DUVEL,A.MULLER,K.TOVAR,W.HILLEN, JRNL AUTH 2 W.SAENGER JRNL TITL STRUCTURE OF THE TET REPRESSOR-TETRACYCLINE COMPLEX AND JRNL TITL 2 REGULATION OF ANTIBIOTIC RESISTANCE. JRNL REF SCIENCE V. 264 418 1994 JRNL REFN ISSN 0036-8075 JRNL PMID 8153629 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.TOVAR,A.ERNST,W.HILLEN REMARK 1 TITL IDENTIFICATION AND NUCLEOTIDE SEQUENCE OF THE CLASS E TET REMARK 1 TITL 2 REGULATORY ELEMENTS AND OPERATOR AND INDUCER BINDING OF THE REMARK 1 TITL 3 ENCODED PURIFIED TET REPRESSOR REMARK 1 REF MOL.GEN.GENET. V. 215 76 1988 REMARK 1 REFN ISSN 0026-8925 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 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) (%) : 94.0 REMARK 3 NUMBER OF REFLECTIONS : 8505 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) : 0.190 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 : 1572 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 33 REMARK 3 SOLVENT ATOMS : 85 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) : 3.300 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 2TRT 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_1000178703. 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) : N 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 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 43.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 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 34.16000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 34.16000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 90.57000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.16000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 45.28500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.16000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 135.85500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.16000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 135.85500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.16000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 45.28500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 34.16000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 34.16000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 90.57000 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 34.16000 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 34.16000 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 90.57000 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 34.16000 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 135.85500 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 34.16000 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 45.28500 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 34.16000 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 45.28500 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 34.16000 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 135.85500 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 34.16000 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 34.16000 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 90.57000 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: THE ASYMMETRIC UNIT CONTAINS RESIDUES ALA 2 - VAL 208, REMARK 300 REPRESENTING THE MONOMER OF THE HOMODIMERIC PROTEIN. 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: 7410 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18340 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -60.0 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 68.32000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 68.32000 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 308 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 465 GLY A 209 REMARK 465 GLY A 210 REMARK 465 ASP A 211 REMARK 465 LYS A 212 REMARK 465 LEU A 213 REMARK 465 ILE A 214 REMARK 465 ILE A 215 REMARK 465 PRO A 216 REMARK 465 PHE A 217 REMARK 465 CYS A 218 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 44 NE2 HIS A 44 CD2 -0.066 REMARK 500 HIS A 63 NE2 HIS A 63 CD2 -0.071 REMARK 500 HIS A 64 NE2 HIS A 64 CD2 -0.078 REMARK 500 HIS A 188 NE2 HIS A 188 CD2 -0.066 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 28 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 TYR A 42 CB - CG - CD1 ANGL. DEV. = -4.0 DEGREES REMARK 500 TRP A 43 CE2 - CD2 - CG ANGL. DEV. = -5.0 DEGREES REMARK 500 ARG A 62 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 TYR A 66 CB - CG - CD2 ANGL. DEV. = -4.0 DEGREES REMARK 500 TRP A 75 CD1 - CG - CD2 ANGL. DEV. = 6.6 DEGREES REMARK 500 TRP A 75 CB - CG - CD1 ANGL. DEV. = -7.9 DEGREES REMARK 500 TRP A 75 CE2 - CD2 - CG ANGL. DEV. = -6.5 DEGREES REMARK 500 TRP A 75 CG - CD2 - CE3 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 94 CG - CD - NE ANGL. DEV. = 12.8 DEGREES REMARK 500 ARG A 94 NE - CZ - NH2 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG A 171 NE - CZ - NH1 ANGL. DEV. = 4.2 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 LEU A 101 132.97 -37.61 REMARK 500 ALA A 154 48.25 -85.22 REMARK 500 SER A 179 -32.65 -36.10 REMARK 500 ASP A 181 -6.70 -59.66 REMARK 500 LEU A 204 -98.29 44.85 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 TAC A 222 O11 162.2 REMARK 620 3 TAC A 222 O12 87.2 80.2 REMARK 620 4 HOH A 224 O 87.3 104.8 174.3 REMARK 620 5 HOH A 225 O 76.3 114.9 86.2 94.1 REMARK 620 6 HOH A 226 O 71.0 96.9 92.4 84.3 147.3 REMARK 620 N 1 2 3 4 5 REMARK 650 REMARK 650 HELIX REMARK 650 THE PEPTIDE IS FOLDED INTO 10 ALPHA-HELICES WITH CONNECTING REMARK 650 TURNS AND LOOPS, WITHOUT ANY BETA-STRANDS. 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 TAC A 222 DBREF 2TRT A 2 218 UNP P0ACT4 TETR4_ECOLI 1 217 SEQRES 1 A 217 ALA ARG LEU ASN ARG GLU SER VAL ILE ASP ALA ALA LEU SEQRES 2 A 217 GLU LEU LEU ASN GLU THR GLY ILE ASP GLY LEU THR THR SEQRES 3 A 217 ARG LYS LEU ALA GLN LYS LEU GLY ILE GLU GLN PRO THR SEQRES 4 A 217 LEU TYR TRP HIS VAL LYS ASN LYS ARG ALA LEU LEU ASP SEQRES 5 A 217 ALA LEU ALA VAL GLU ILE LEU ALA ARG HIS HIS ASP TYR SEQRES 6 A 217 SER LEU PRO ALA ALA GLY GLU SER TRP GLN SER PHE LEU SEQRES 7 A 217 ARG ASN ASN ALA MET SER PHE ARG ARG ALA LEU LEU ARG SEQRES 8 A 217 TYR ARG ASP GLY ALA LYS VAL HIS LEU GLY THR ARG PRO SEQRES 9 A 217 ASP GLU LYS GLN TYR ASP THR VAL GLU THR GLN LEU ARG SEQRES 10 A 217 PHE MET THR GLU ASN GLY PHE SER LEU ARG ASP GLY LEU SEQRES 11 A 217 TYR ALA ILE SER ALA VAL SER HIS PHE THR LEU GLY ALA SEQRES 12 A 217 VAL LEU GLU GLN GLN GLU HIS THR ALA ALA LEU THR ASP SEQRES 13 A 217 ARG PRO ALA ALA PRO ASP GLU ASN LEU PRO PRO LEU LEU SEQRES 14 A 217 ARG GLU ALA LEU GLN ILE MET ASP SER ASP ASP GLY GLU SEQRES 15 A 217 GLN ALA PHE LEU HIS GLY LEU GLU SER LEU ILE ARG GLY SEQRES 16 A 217 PHE GLU VAL GLN LEU THR ALA LEU LEU GLN ILE VAL GLY SEQRES 17 A 217 GLY ASP LYS LEU ILE ILE PRO PHE CYS HET MG A 223 1 HET TAC A 222 32 HETNAM MG MAGNESIUM ION HETNAM TAC TETRACYCLINE FORMUL 2 MG MG 2+ FORMUL 3 TAC C22 H24 N2 O8 FORMUL 4 HOH *85(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 ARG A 92 1 18 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 THR A 121 1 12 HELIX 9 A8 LEU A 127 ALA A 153 1 27 HELIX 10 A9 PRO A 168 SER A 179 1 12 HELIX 11 A10 GLU A 183 THR A 202 1 20 LINK NE2 HIS A 100 MG MG A 223 1555 1555 2.42 LINK O11 TAC A 222 MG MG A 223 1555 1555 2.04 LINK O12 TAC A 222 MG MG A 223 1555 1555 1.84 LINK MG MG A 223 O HOH A 224 1555 1555 2.07 LINK MG MG A 223 O HOH A 225 1555 1555 1.67 LINK MG MG A 223 O HOH A 226 1555 1555 1.78 SITE 1 AC1 5 HIS A 100 TAC A 222 HOH A 224 HOH A 225 SITE 2 AC1 5 HOH A 226 SITE 1 AC2 15 HIS A 64 SER A 67 ASN A 82 PHE A 86 SITE 2 AC2 15 HIS A 100 ARG A 104 PRO A 105 VAL A 113 SITE 3 AC2 15 GLN A 116 ILE A 134 SER A 138 LEU A 174 SITE 4 AC2 15 MG A 223 HOH A 225 HOH A 226 CRYST1 68.320 68.320 181.140 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 0.014637 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014637 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005521 0.00000