HEADER    TRANSCRIPTION                           18-FEB-10   2X6O              
TITLE     TET REPRESSOR CLASS D IN COMPLEX WITH 7-CHLOR-2-CYANO-ISO-            
TITLE    2 TETRACYCLINE                                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TETRACYCLINE REPRESSOR PROTEIN CLASS D;                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: DNA-BINDING DOMAIN, RESIDUES 3-208;                        
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: RB791;                                     
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PWH1590                                   
KEYWDS    TRANSCRIPTION, TRANSCRIPTION REGULATION, ANTIBIOTIC RESISTANCE        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.VOLKERS,W.HINRICHS                                                  
REVDAT   5   20-DEC-23 2X6O    1       REMARK                                   
REVDAT   4   18-MAR-20 2X6O    1       REMARK                                   
REVDAT   3   24-JUL-19 2X6O    1       REMARK                                   
REVDAT   2   01-FEB-12 2X6O    1       JRNL   REMARK VERSN                      
REVDAT   1   02-MAR-11 2X6O    0                                                
JRNL        AUTH   G.VOLKERS,L.PETRUSCHKA,W.HINRICHS                            
JRNL        TITL   RECOGNITION OF DRUG DEGRADATION PRODUCTS BY TARGET PROTEINS: 
JRNL        TITL 2 ISOTETRACYCLINE BINDING TO TET REPRESSOR.                    
JRNL        REF    J.MED.CHEM.                   V.  54  5108 2011              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   21699184                                                     
JRNL        DOI    10.1021/JM200332E                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0102                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.43                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 9007                           
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 + TEST SET) : 0.220                           
REMARK   3   R VALUE            (WORKING SET) : 0.214                           
REMARK   3   FREE R VALUE                     : 0.269                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 996                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 621                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 96.90                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2950                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 67                           
REMARK   3   BIN FREE R VALUE                    : 0.3620                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1513                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 34                                      
REMARK   3   SOLVENT ATOMS            : 48                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 51.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 54.56                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.96000                                              
REMARK   3    B22 (A**2) : 1.96000                                              
REMARK   3    B33 (A**2) : -3.92000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.403         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.271         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.207         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.788        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.947                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.919                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1579 ; 0.018 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1043 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2147 ; 1.670 ; 1.997       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  2530 ; 0.988 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   192 ; 5.796 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    74 ;37.418 ;24.054       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   266 ;15.647 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    12 ;14.953 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   247 ; 0.090 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1755 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   314 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):   962 ; 0.892 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   394 ; 0.185 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1533 ; 1.619 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   617 ; 2.239 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   614 ; 3.432 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 4                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 2                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     2        A    45                          
REMARK   3    RESIDUE RANGE :   A    46        A    64                          
REMARK   3    ORIGIN FOR THE GROUP (A):  18.9397  28.5666  13.5304              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0287 T22:   0.1462                                     
REMARK   3      T33:   0.0916 T12:  -0.0278                                     
REMARK   3      T13:  -0.0237 T23:  -0.0045                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.1773 L22:   0.5284                                     
REMARK   3      L33:   4.4270 L12:  -0.5058                                     
REMARK   3      L13:   2.9839 L23:  -0.3584                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0596 S12:   0.1450 S13:  -0.0079                       
REMARK   3      S21:   0.0540 S22:   0.0125 S23:  -0.0377                       
REMARK   3      S31:   0.1731 S32:   0.1521 S33:  -0.0722                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 3                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A    65        A    93                          
REMARK   3    RESIDUE RANGE :   A    94        A   100                          
REMARK   3    RESIDUE RANGE :   A   101        A   106                          
REMARK   3    ORIGIN FOR THE GROUP (A):  23.1057  28.7250  36.0125              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1246 T22:   0.0807                                     
REMARK   3      T33:   0.1201 T12:   0.0305                                     
REMARK   3      T13:   0.0434 T23:  -0.0013                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.0455 L22:   0.3611                                     
REMARK   3      L33:   4.4299 L12:   0.3119                                     
REMARK   3      L13:  -0.2661 L23:   0.0835                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0796 S12:   0.1605 S13:  -0.0115                       
REMARK   3      S21:   0.1314 S22:   0.0849 S23:   0.1331                       
REMARK   3      S31:   0.2198 S32:  -0.2844 S33:  -0.0053                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 4                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   166        A   181                          
REMARK   3    RESIDUE RANGE :   A   107        A   123                          
REMARK   3    RESIDUE RANGE :   A   124        A   152                          
REMARK   3    RESIDUE RANGE :   A   182        A   208                          
REMARK   3    ORIGIN FOR THE GROUP (A):  30.8971  32.8169  42.4043              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1637 T22:   0.1024                                     
REMARK   3      T33:   0.0697 T12:   0.0504                                     
REMARK   3      T13:   0.0063 T23:   0.0352                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.7063 L22:   0.8833                                     
REMARK   3      L33:   0.9948 L12:   0.9577                                     
REMARK   3      L13:   0.4874 L23:   0.2081                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1266 S12:   0.1615 S13:  -0.0252                       
REMARK   3      S21:   0.1680 S22:   0.0445 S23:   0.0057                       
REMARK   3      S31:   0.1204 S32:  -0.1217 S33:  -0.1711                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A  1209        A  1209                          
REMARK   3    ORIGIN FOR THE GROUP (A):  22.4198  37.6372  34.9394              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0591 T22:   0.1468                                     
REMARK   3      T33:   0.0633 T12:  -0.0045                                     
REMARK   3      T13:   0.0487 T23:   0.0433                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:  57.2781 L22:  58.1610                                     
REMARK   3      L33:   9.3055 L12:   8.0857                                     
REMARK   3      L13:  16.4671 L23: -13.8202                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   1.4858 S12:   0.3277 S13:   1.2997                       
REMARK   3      S21:  -0.0239 S22:  -2.2268 S23:  -1.0877                       
REMARK   3      S31:   0.4914 S32:   0.7391 S33:   0.7411                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS.                                                          
REMARK   4                                                                      
REMARK   4 2X6O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-FEB-10.                  
REMARK 100 THE DEPOSITION ID IS D_1290042912.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-APR-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X13                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9790                             
REMARK 200  MONOCHROMATOR                  : MIRRORS                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 10063                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 27.430                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 11.45                              
REMARK 200  R MERGE                    (I) : 0.04000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 41.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.34                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.58                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.26000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 10.90                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2VKE                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.95                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.32                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM TRIS/HCL PH 9.5, 750 MM            
REMARK 280  (NH4)2SO4, 70 MM NACL, 1 MM EDTA, PH 8                              
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       34.52500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       34.52500            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       90.30500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       34.52500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       45.15250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       34.52500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      135.45750            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       34.52500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      135.45750            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       34.52500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       45.15250            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000       34.52500            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       34.52500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       90.30500            
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       34.52500            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       34.52500            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       90.30500            
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       34.52500            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000      135.45750            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       34.52500            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       45.15250            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       34.52500            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       45.15250            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       34.52500            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000      135.45750            
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       34.52500            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       34.52500            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       90.30500            
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                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4890 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18780 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -70.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  0.000000  1.000000  0.000000      -34.52500            
REMARK 350   BIOMT2   1 -1.000000  0.000000  0.000000       69.05000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000      -45.15250            
REMARK 350   BIOMT1   2  0.000000 -1.000000  0.000000       34.52500            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000      -45.15250            
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     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 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ILE A  10    CD1                                                 
REMARK 470     ILE A  36    CD1                                                 
REMARK 470     ILE A  59    CD1                                                 
REMARK 470     ARG A  88    CD   NE   CZ                                        
REMARK 470     ARG A 104    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 107    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 108    CG   CD   CE   NZ                                   
REMARK 470     ARG A 118    CZ   NH1  NH2                                       
REMARK 470     ILE A 134    CD1                                                 
REMARK 470     HIS A 151    CG   ND1  CD2  CE1  NE2                             
REMARK 470     LEU A 174    CD1  CD2                                            
REMARK 470     ILE A 176    CD1                                                 
REMARK 470     ILE A 194    CD1                                                 
REMARK 470     ILE A 207    CD1                                                 
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    TYR A  66       66.17   -101.44                                   
REMARK 500    LEU A 174        5.46    -69.73                                   
REMARK 500    LEU A 204     -118.65     60.17                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 2TC A 1209                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1210                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1211                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2XGC   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF A DESIGNED HETERODIMERIC VARIANT T -A(I)B OF    
REMARK 900 THE TETRACYCLINE REPRESSOR                                           
REMARK 900 RELATED ID: 2XPW   RELATED DB: PDB                                   
REMARK 900 TETR(D) IN COMPLEX WITH OXYTETRACYCLINE AND MAGNESIUM.               
REMARK 900 RELATED ID: 2X9D   RELATED DB: PDB                                   
REMARK 900 TET REPRESSOR (CLASS D) IN COMPLEX WITH ISO-7- CHLORTETRACYCLINE     
REMARK 900 RELATED ID: 1BJZ   RELATED DB: PDB                                   
REMARK 900 TETRACYCLINE CHELATED MG2+ -ION INITIATES HELIX UNWINDING FOR TET    
REMARK 900 REPRESSOR INDUCTION                                                  
REMARK 900 RELATED ID: 2TRT   RELATED DB: PDB                                   
REMARK 900 TETRACYCLINE REPRESSOR CLASS D                                       
REMARK 900 RELATED ID: 2XPV   RELATED DB: PDB                                   
REMARK 900 TETR(D) IN COMPLEX WITH MINOCYCLINE AND MG.                          
REMARK 900 RELATED ID: 2VKV   RELATED DB: PDB                                   
REMARK 900 TETR (BD) VARIANT L17G WITH REVERSE PHENOTYPE                        
REMARK 900 RELATED ID: 1ORK   RELATED DB: PDB                                   
REMARK 900 TET REPRESSOR, CLASS D IN COMPLEX WITH 9-(N,N- DIMETHYLGLYCYLAMIDO)- 
REMARK 900 6-DEMETHYL-6-DEOXY-TETRACYCLINE                                      
REMARK 900 RELATED ID: 2XGE   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF A DESIGNED HETERODIMERIC VARIANT T -A(A)B OF    
REMARK 900 THE TETRACYCLINE REPRESSOR                                           
REMARK 900 RELATED ID: 1A6I   RELATED DB: PDB                                   
REMARK 900 TET REPRESSOR, CLASS D VARIANT                                       
REMARK 900 RELATED ID: 2VKE   RELATED DB: PDB                                   
REMARK 900 TET REPRESSOR CLASS D COMPLEXED WITH COBALT AND TETRACYCLINE         
REMARK 900 RELATED ID: 1QPI   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF TETRACYCLINE REPRESSOR/OPERATOR COMPLEX         
REMARK 900 RELATED ID: 1DU7   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF TET REPRESSOR CLASS D WITH 4- EPI- TETRACYCLINE 
REMARK 900 RELATED ID: 2XGD   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF A DESIGNED HOMODIMERIC VARIANT T- A(L)A(L) OF   
REMARK 900 THE TETRACYCLINE REPRESSOR                                           
REMARK 900 RELATED ID: 2XRL   RELATED DB: PDB                                   
REMARK 900 TET-REPRESSOR CLASS D T103A WITH DOXYCYCLINE                         
REMARK 900 RELATED ID: 2XPT   RELATED DB: PDB                                   
REMARK 900 TETR(D) IN COMPLEX WITH MINOCYCLINE AND MAGNESIUM.                   
REMARK 900 RELATED ID: 2XPU   RELATED DB: PDB                                   
REMARK 900 TETR(D) IN COMPLEX WITH ANHYDROTETRACYCLINE.                         
REMARK 900 RELATED ID: 2XB5   RELATED DB: PDB                                   
REMARK 900 TET REPRESSOR (CLASS D) IN COMPLEX WITH 7- IODOTETRACYCLINE          
REMARK 900 RELATED ID: 2XPS   RELATED DB: PDB                                   
REMARK 900 TETR(D) IN COMPLEX WITH ANHYDROTETRACYCLINE AND MAGNESIUM            
REMARK 900 RELATED ID: 1BJ0   RELATED DB: PDB                                   
REMARK 900 TETRACYCLINE CHELATED MG2+ -ION INITIATES HELIX UNWINDING FOR TET    
REMARK 900 REPRESSOR INDUCTION                                                  
REMARK 900 RELATED ID: 2TCT   RELATED DB: PDB                                   
REMARK 900 MOL_ID: 1; MOLECULE: TETRACYCLINE REPRESSOR; CHAIN: NULL ; SYNONYM:  
REMARK 900 TET REPRESSOR, CLASS D; ENGINEERED: YES                              
REMARK 900 RELATED ID: 1BJY   RELATED DB: PDB                                   
REMARK 900 TETRACYCLINE CHELATED MG2+ -ION INITIATES HELIX UNWINDING FOR TET    
REMARK 900 REPRESSOR INDUCTION                                                  
DBREF  2X6O A    3   208  UNP    P0ACT4   TETR4_ECOLX      3    208             
SEQADV 2X6O SER A    2  UNP  P0ACT4              EXPRESSION TAG                 
SEQRES   1 A  207  SER 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    2TC  A1209      32                                                       
HET     CL  A1210       1                                                       
HET     CL  A1211       1                                                       
HETNAM     2TC (4S,4AS,6S,8AS)-6-[(1S)-7-CHLORO-4-HYDROXY-1-METHYL-3-           
HETNAM   2 2TC  OXO-1,3-DIHYDRO-2-BENZOFURAN-1-YL]-4-(DIMETHYLAMINO)-           
HETNAM   3 2TC  3,8A-DIHYDROXY-1,8-DIOXO-1,4,4A,5,6,7,8,8A-                     
HETNAM   4 2TC  OCTAHYDRONAPHTHALENE-2-CARBONITRILE                             
HETNAM      CL CHLORIDE ION                                                     
HETSYN     2TC 7-CHLOR-2-CYANO-ISO-TETRACYCLINE                                 
FORMUL   2  2TC    C22 H21 CL N2 O7                                             
FORMUL   3   CL    2(CL 1-)                                                     
FORMUL   5  HOH   *48(H2 O)                                                     
HELIX    1   1 ASN A    5  LEU A   25  1                                  21    
HELIX    2   2 THR A   26  LEU A   34  1                                   9    
HELIX    3   3 GLU A   37  VAL A   45  1                                   9    
HELIX    4   4 ASN A   47  HIS A   64  1                                  18    
HELIX    5   5 SER A   74  LEU A   91  1                                  18    
HELIX    6   6 ASP A   95  GLY A  102  1                                   8    
HELIX    7   7 ASP A  106  ASN A  123  1                                  18    
HELIX    8   8 SER A  126  THR A  152  1                                  27    
HELIX    9   9 PRO A  167  MET A  177  1                                  11    
HELIX   10  10 GLY A  182  LEU A  204  1                                  23    
SITE     1 AC1 10 HIS A  64  ASN A  82  PHE A  86  HIS A 100                    
SITE     2 AC1 10 VAL A 113  GLN A 116  ILE A 134  SER A 138                    
SITE     3 AC1 10 HIS A 139  HOH A2021                                          
SITE     1 AC2  1 SER A  74                                                     
SITE     1 AC3  4 LEU A   4  GLN A  76  ARG A  80  HOH A2042                    
CRYST1   69.050   69.050  180.610  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      0.014482  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014482  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005537        0.00000