HEADER TRANSCRIPTION REGULATION 25-FEB-98 1A6I TITLE TET REPRESSOR, CLASS D VARIANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: TETRACYCLINE REPRESSOR PROTEIN CLASS D; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TET REPRESSOR, CLASS D; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 STRAIN: K12 DELTA H1 DELTA TRP; SOURCE 5 CELLULAR_LOCATION: CYTOPLASM; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PWH610 (B/D)51-208 KEYWDS TRANSCRIPTION REGULATION, REPRESSOR, DNA-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR P.ORTH,F.CORDES,D.SCHNAPPINGER,W.HILLEN,W.SAENGER,W.HINRICHS REVDAT 6 02-AUG-23 1A6I 1 REMARK REVDAT 5 03-NOV-21 1A6I 1 SEQADV REVDAT 4 13-JUL-11 1A6I 1 VERSN REVDAT 3 24-FEB-09 1A6I 1 VERSN REVDAT 2 20-APR-99 1A6I 1 SOURCE COMPND REMARK REVDAT 1 02-MAR-99 1A6I 0 JRNL AUTH P.ORTH,F.CORDES,D.SCHNAPPINGER,W.HILLEN,W.SAENGER,W.HINRICHS JRNL TITL CONFORMATIONAL CHANGES OF THE TET REPRESSOR INDUCED BY JRNL TITL 2 TETRACYCLINE TRAPPING. JRNL REF J.MOL.BIOL. V. 279 439 1998 JRNL REFN ISSN 0022-2836 JRNL PMID 9642048 JRNL DOI 10.1006/JMBI.1998.1775 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.KISKER,W.HINRICHS,K.TOVAR,W.HILLEN,W.SAENGER REMARK 1 TITL THE COMPLEX FORMED BETWEEN TET REPRESSOR AND REMARK 1 TITL 2 TETRACYCLINE-MG2+ REVEALS MECHANISM OF ANTIBIOTIC RESISTANCE REMARK 1 REF J.MOL.BIOL. V. 247 260 1995 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH W.HINRICHS,C.KISKER,M.DUVEL,A.MULLER,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. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 9076 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) : 0.214 REMARK 3 FREE R VALUE : 0.275 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 909 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 : 1539 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 28 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 47.60 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) : 0.35 REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : 10.0 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) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.180 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) : 1.900 ; 2.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.290 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.490 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.900 ; 3.500 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM19.SOL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH19.PEP REMARK 3 TOPOLOGY FILE 3 : TOPH19.SOL REMARK 3 TOPOLOGY FILE 4 : TOPH19.HIS REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1A6I 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_1000170453. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : DEC-95 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : LURE REMARK 200 BEAMLINE : DW32 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.92 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9076 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 18.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07300 REMARK 200 FOR THE DATA SET : 6.1300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.47 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.6 REMARK 200 DATA REDUNDANCY IN SHELL : 4.90 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.24800 REMARK 200 FOR SHELL : 2.900 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: 2TCT REMARK 200 REMARK 200 REMARK: DATA WERE COLLECTED USING THE OSCILLATION METHOD REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0 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 34.90500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 34.90500 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 92.47500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 34.90500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 46.23750 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 34.90500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 138.71250 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 34.90500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 138.71250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 34.90500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 46.23750 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 34.90500 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 34.90500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 92.47500 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 34.90500 REMARK 290 SMTRY2 9 0.000000 1.000000 0.000000 34.90500 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 92.47500 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 34.90500 REMARK 290 SMTRY2 11 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 1.000000 138.71250 REMARK 290 SMTRY1 12 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 12 -1.000000 0.000000 0.000000 34.90500 REMARK 290 SMTRY3 12 0.000000 0.000000 1.000000 46.23750 REMARK 290 SMTRY1 13 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 34.90500 REMARK 290 SMTRY3 13 0.000000 0.000000 -1.000000 46.23750 REMARK 290 SMTRY1 14 1.000000 0.000000 0.000000 34.90500 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 14 0.000000 0.000000 -1.000000 138.71250 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 34.90500 REMARK 290 SMTRY2 16 -1.000000 0.000000 0.000000 34.90500 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 92.47500 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: 4440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19490 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 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 69.81000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 69.81000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 152 REMARK 465 ALA A 153 REMARK 465 ALA A 154 REMARK 465 LEU A 155 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 ASN A 165 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 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 PRO A 168 C - N - CA ANGL. DEV. = 9.9 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 4 55.67 -108.30 REMARK 500 HIS A 63 -24.59 -140.77 REMARK 500 TYR A 66 57.19 -97.37 REMARK 500 PRO A 168 -77.56 -44.10 REMARK 500 SER A 179 28.72 -73.17 REMARK 500 LEU A 204 -127.82 55.80 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: TNE REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: EMPTY TETRACYCLINE BINDING TUNNEL. DBREF 1A6I A 3 218 UNP P0ACT4 TETR4_ECOLI 2 217 SEQADV 1A6I ASP A 5 UNP P0ACT4 ASN 4 ENGINEERED MUTATION SEQADV 1A6I LYS A 6 UNP P0ACT4 ARG 5 ENGINEERED MUTATION SEQADV 1A6I SER A 7 UNP P0ACT4 GLU 6 ENGINEERED MUTATION SEQADV 1A6I LYS A 8 UNP P0ACT4 SER 7 ENGINEERED MUTATION SEQADV 1A6I ASN A 11 UNP P0ACT4 ASP 10 ENGINEERED MUTATION SEQADV 1A6I SER A 12 UNP P0ACT4 ALA 11 ENGINEERED MUTATION SEQADV 1A6I VAL A 20 UNP P0ACT4 THR 19 ENGINEERED MUTATION SEQADV 1A6I GLU A 23 UNP P0ACT4 ASP 22 ENGINEERED MUTATION SEQADV 1A6I VAL A 36 UNP P0ACT4 ILE 35 ENGINEERED MUTATION SEQRES 1 A 217 SER ARG LEU ASP LYS SER LYS VAL ILE ASN SER ALA LEU SEQRES 2 A 217 GLU LEU LEU ASN GLU VAL GLY ILE GLU GLY LEU THR THR SEQRES 3 A 217 ARG LYS LEU ALA GLN LYS LEU GLY VAL 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 FORMUL 2 HOH *28(H2 O) HELIX 1 1 LYS A 6 VAL A 20 1 15 HELIX 2 2 THR A 27 LEU A 34 1 8 HELIX 3 3 GLN A 38 HIS A 44 1 7 HELIX 4 4 LYS A 48 HIS A 63 1 16 HELIX 5 5 TRP A 75 LEU A 91 1 17 HELIX 6 6 GLY A 96 GLY A 102 1 7 HELIX 7 7 GLU A 107 ASN A 123 1 17 HELIX 8 8 LEU A 127 GLU A 150 1 24 HELIX 9 9 PRO A 168 ASP A 178 1 11 HELIX 10 10 GLU A 183 ALA A 203 1 21 SITE 1 TNE 7 HIS A 64 ASN A 82 PHE A 86 HIS A 100 SITE 2 TNE 7 THR A 103 GLN A 116 MET A 177 CRYST1 69.810 69.810 184.950 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 0.014325 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014325 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005407 0.00000