HEADER    TRANSCRIPTION                           10-APR-19   6RBL              
TITLE     TETR(D) E147A MUTANT IN COMPLEX WITH DOXYCYCLINE AND MAGNESIUM        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TETRACYCLINE REPRESSOR PROTEIN CLASS D;                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES;                                                       
COMPND   6 OTHER_DETAILS: STOP CODON AT 209, C-TERMINUS REMOVED FOR BETTER      
COMPND   7 CRYSTALLIZATION                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: TETR;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI K-12;                            
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 83333;                                      
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PWH1950                                   
KEYWDS    TRANSCRIPTION REGULATION, TRANSCRIPTION                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.HINRICHS,G.J.PALM,L.BERNDT,B.GIRBARDT                               
REVDAT   3   24-JAN-24 6RBL    1       HETSYN LINK                              
REVDAT   2   18-MAR-20 6RBL    1       JRNL                                     
REVDAT   1   21-AUG-19 6RBL    0                                                
JRNL        AUTH   G.J.PALM,I.BUCHHOLZ,S.WERTEN,B.GIRBARDT,L.BERNDT,M.DELCEA,   
JRNL        AUTH 2 W.HINRICHS                                                   
JRNL        TITL   THERMODYNAMICS, COOPERATIVITY AND STABILITY OF THE           
JRNL        TITL 2 TETRACYCLINE REPRESSOR (TETR) UPON TETRACYCLINE BINDING.     
JRNL        REF    BIOCHIM BIOPHYS ACTA          V.1868 40404 2020              
JRNL        REF  2 PROTEINS PROTEOM                                             
JRNL        REFN                   ISSN 1878-1454                               
JRNL        PMID   32114262                                                     
JRNL        DOI    10.1016/J.BBAPAP.2020.140404                                 
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   S.WERTEN,J.SCHNEIDER,G.J.PALM,W.HINRICHS                     
REMARK   1  TITL   MODULAR ORGANISATION OF INDUCER RECOGNITION AND ALLOSTERY IN 
REMARK   1  TITL 2 THE TETRACYCLINE REPRESSOR.                                  
REMARK   1  REF    FEBS J.                       V. 283  2102 2016              
REMARK   1  REFN                   ISSN 1742-4658                               
REMARK   1  PMID   27028290                                                     
REMARK   1  DOI    10.1111/FEBS.13723                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0238                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.17                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 15434                          
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) : 0.212                           
REMARK   3   R VALUE            (WORKING SET) : 0.209                           
REMARK   3   FREE R VALUE                     : 0.246                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1306                            
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1056                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.69                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4400                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 91                           
REMARK   3   BIN FREE R VALUE                    : 0.4660                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1601                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 39                                      
REMARK   3   SOLVENT ATOMS            : 161                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 21.97                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.28000                                              
REMARK   3    B22 (A**2) : 0.28000                                              
REMARK   3    B33 (A**2) : -0.56000                                             
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): 0.196         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.167         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.117         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.102         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.945                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.926                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1690 ; 0.012 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  1578 ; 0.001 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2302 ; 1.772 ; 1.648       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3638 ; 1.463 ; 1.575       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   207 ; 6.069 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   100 ;32.909 ;21.100       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   289 ;13.706 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    15 ;16.371 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   221 ; 0.083 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1920 ; 0.010 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   361 ; 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):   825 ; 1.084 ; 1.453       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   824 ; 1.084 ; 1.453       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1033 ; 1.818 ; 2.163       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1034 ; 1.817 ; 2.164       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   865 ; 1.230 ; 1.552       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):   857 ; 1.235 ; 1.555       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1270 ; 1.971 ; 2.281       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  2024 ; 3.441 ;17.302       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  1991 ; 3.354 ;17.138       
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  : 3                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     2        A    63                          
REMARK   3    ORIGIN FOR THE GROUP (A):  18.8591  28.2594  13.7430              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0601 T22:   0.0797                                     
REMARK   3      T33:   0.0710 T12:  -0.0119                                     
REMARK   3      T13:  -0.0174 T23:  -0.0122                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1651 L22:   0.8020                                     
REMARK   3      L33:   4.2103 L12:  -0.5668                                     
REMARK   3      L13:   1.9170 L23:  -0.1980                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0032 S12:   0.0811 S13:   0.0501                       
REMARK   3      S21:  -0.0600 S22:  -0.0370 S23:  -0.0280                       
REMARK   3      S31:  -0.0442 S32:   0.1347 S33:   0.0339                       
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    64        A   156                          
REMARK   3    RESIDUE RANGE :   A   182        A   208                          
REMARK   3    RESIDUE RANGE :   A   301        A   302                          
REMARK   3    ORIGIN FOR THE GROUP (A):  24.9454  32.6524  39.4282              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0040 T22:   0.0056                                     
REMARK   3      T33:   0.0129 T12:  -0.0036                                     
REMARK   3      T13:  -0.0013 T23:   0.0048                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.7061 L22:   1.3942                                     
REMARK   3      L33:   2.7369 L12:  -0.0437                                     
REMARK   3      L13:   0.2136 L23:   0.6003                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0303 S12:   0.0176 S13:   0.0110                       
REMARK   3      S21:  -0.0261 S22:   0.0204 S23:   0.0202                       
REMARK   3      S31:  -0.0691 S32:   0.0731 S33:  -0.0507                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   165        A   181                          
REMARK   3    ORIGIN FOR THE GROUP (A):  50.0011  20.5197  35.9956              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.2186 T22:   0.1296                                     
REMARK   3      T33:   0.1107 T12:   0.0213                                     
REMARK   3      T13:  -0.0180 T23:   0.0007                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   9.8083 L22:   2.3181                                     
REMARK   3      L33:   1.5895 L12:  -0.1397                                     
REMARK   3      L13:  -1.9672 L23:   0.7144                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0566 S12:   0.6399 S13:  -0.0326                       
REMARK   3      S21:  -0.3269 S22:  -0.0409 S23:   0.2777                       
REMARK   3      S31:   0.2875 S32:  -0.0981 S33:   0.0975                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 6RBL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-APR-19.                  
REMARK 100 THE DEPOSITION ID IS D_1292101776.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-APR-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU MICROMAX-007                
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : MIRROR                             
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU SATURN 70                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR                       
REMARK 200  DATA SCALING SOFTWARE          : CRYSTALCLEAR                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 17126                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 34.170                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 7.100                              
REMARK 200  R MERGE                    (I) : 0.09900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.29                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.37100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.900                              
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: 6FPL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.37                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PRECIPITANT: 2.0M (NH4)2SO4, 3% PEG      
REMARK 280  400, 0.1M MES PH 6.5, PROTEIN: 0.1ML PROTEIN, 0.1,L 2MM DOXYTC,     
REMARK 280  0.001ML 3M MGCL2, 100MM NACL, 50MM TRIS PH8.0, 1/3 PROTEIN/         
REMARK 280  PRECIPITANT, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K        
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       34.15000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000       34.15000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       89.70000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       34.15000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       44.85000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       34.15000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      134.55000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       34.15000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      134.55000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       34.15000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       44.85000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000       34.15000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       34.15000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       89.70000            
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       34.15000            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000       34.15000            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       89.70000            
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       34.15000            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000      134.55000            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000       34.15000            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000       44.85000            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       34.15000            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000       44.85000            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000       34.15000            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000      134.55000            
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       34.15000            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000       34.15000            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       89.70000            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8690 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 19010 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -147.0 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       68.30000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       68.30000            
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 CL    CL A 308  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 499  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     PRO A   159                                                      
REMARK 465     ALA A   160                                                      
REMARK 465     ALA A   161                                                      
REMARK 465     PRO A   162                                                      
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     ASP A 157    CG   OD1  OD2                                       
REMARK 470     ARG A 158    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A 163    CG   OD1  OD2                                       
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH A   448     O    HOH A   505              1.96            
REMARK 500   O    HOH A   558     O    HOH A   559              1.99            
REMARK 500   O    HOH A   508     O    HOH A   523              1.99            
REMARK 500   O    HOH A   531     O    HOH A   542              2.09            
REMARK 500   OE2  GLU A   172     O    HOH A   401              2.13            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    GLU A 122   CD    GLU A 122   OE1     0.067                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A   3   CG  -  CD  -  NE  ANGL. DEV. = -16.1 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    THR A 156       44.91    -93.71                                   
REMARK 500    ASP A 157      -53.57   -131.19                                   
REMARK 500    LEU A 204     -118.33     58.49                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 561        DISTANCE =  8.23 ANGSTROMS                       
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 302  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 DXT A 301   O11                                                    
REMARK 620 2 DXT A 301   O12  83.8                                              
REMARK 620 3 HOH A 433   O    93.3 177.0                                        
REMARK 620 4 HOH A 488   O    88.3  91.6  87.9                                  
REMARK 620 5 HOH A 492   O    87.8  96.7  83.6 170.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue DXT A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue MG A 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 303                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 304                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 305                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 306                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 307                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 6FPL   RELATED DB: PDB                                   
REMARK 900 SAME PROTEIN                                                         
REMARK 900 RELATED ID: 2TCT   RELATED DB: PDB                                   
REMARK 900 WILDTYPE PROTEIN                                                     
DBREF  6RBL A    2   208  UNP    P0ACT4   TETR4_ECOLX      2    208             
SEQADV 6RBL SER A    2  UNP  P0ACT4    ALA     2 ENGINEERED MUTATION            
SEQADV 6RBL ALA A  147  UNP  P0ACT4    GLU   147 ENGINEERED MUTATION            
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 ALA 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    DXT  A 301      32                                                       
HET     MG  A 302       1                                                       
HET     CL  A 303       1                                                       
HET     CL  A 304       1                                                       
HET     CL  A 305       1                                                       
HET     CL  A 306       1                                                       
HET     CL  A 307       1                                                       
HET     CL  A 308       1                                                       
HETNAM     DXT (4S,4AR,5S,5AR,6R,12AS)-4-(DIMETHYLAMINO)-3,5,10,12,             
HETNAM   2 DXT  12A-PENTAHYDROXY-6-METHYL-1,11-DIOXO-1,4,4A,5,5A,6,11,          
HETNAM   3 DXT  12A-OCTAHYDROTETRACENE-2-CARBOXAMIDE                            
HETNAM      MG MAGNESIUM ION                                                    
HETNAM      CL CHLORIDE ION                                                     
HETSYN     DXT DOXYTETRACYCLINE; DOXYCYCLINE                                    
FORMUL   2  DXT    C22 H24 N2 O8                                                
FORMUL   3   MG    MG 2+                                                        
FORMUL   4   CL    6(CL 1-)                                                     
FORMUL  10  HOH   *161(H2 O)                                                    
HELIX    1 AA1 ASN A    5  LEU A   25  1                                  21    
HELIX    2 AA2 THR A   26  GLY A   35  1                                  10    
HELIX    3 AA3 GLU A   37  VAL A   45  1                                   9    
HELIX    4 AA4 ASN A   47  HIS A   64  1                                  18    
HELIX    5 AA5 SER A   74  ARG A   92  1                                  19    
HELIX    6 AA6 ASP A   95  LEU A  101  1                                   7    
HELIX    7 AA7 ASP A  106  LYS A  108  5                                   3    
HELIX    8 AA8 GLN A  109  GLU A  122  1                                  14    
HELIX    9 AA9 SER A  126  LEU A  155  1                                  30    
HELIX   10 AB1 PRO A  167  ASP A  178  1                                  12    
HELIX   11 AB2 GLY A  182  LEU A  204  1                                  23    
LINK         O11 DXT A 301                MG    MG A 302     1555   1555  2.10  
LINK         O12 DXT A 301                MG    MG A 302     1555   1555  1.89  
LINK        MG    MG A 302                 O   HOH A 433     1555   1555  2.14  
LINK        MG    MG A 302                 O   HOH A 488     1555   1555  2.09  
LINK        MG    MG A 302                 O   HOH A 492     1555   1555  2.05  
SITE     1 AC1 17 HIS A  64  SER A  67  ASN A  82  PHE A  86                    
SITE     2 AC1 17 HIS A 100  ARG A 104  PRO A 105  VAL A 113                    
SITE     3 AC1 17 GLN A 116  ILE A 134  SER A 138  MET A 177                    
SITE     4 AC1 17  MG A 302  HOH A 433  HOH A 476  HOH A 488                    
SITE     5 AC1 17 HOH A 492                                                     
SITE     1 AC2  5 HIS A 100  DXT A 301  HOH A 433  HOH A 488                    
SITE     2 AC2  5 HOH A 492                                                     
SITE     1 AC3  4 LEU A 101  GLY A 102  HOH A 433  HOH A 524                    
SITE     1 AC4  5 ARG A   3  LEU A   4  GLN A  76  ARG A  80                    
SITE     2 AC4  5 HOH A 497                                                     
SITE     1 AC5  2 ASN A   5  GLU A   7                                          
SITE     1 AC6  3 THR A  26  THR A  27  HOH A 526                               
SITE     1 AC7  3 SER A   2  SER A  74  SER A  77                               
CRYST1   68.300   68.300  179.400  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      0.014641  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014641  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005574        0.00000