PDB Short entry for 4IVZ
HEADER    TRANSCRIPTION/DNA                       23-JAN-13   4IVZ              
TITLE     A Y37F MUTANT OF C.ESP1396I BOUND TO ITS HIGHEST AFFINITY OPERATOR    
TITLE    2 SITE OM                                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: REGULATORY PROTEIN;                                        
COMPND   3 CHAIN: A, B, E, F;                                                   
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES;                                                       
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: DNA (5'-                                                   
COMPND   8 D(*AP*TP*GP*TP*AP*GP*AP*CP*TP*AP*TP*AP*GP*TP*CP*GP*AP*CP*A)-3');     
COMPND   9 CHAIN: C, G;                                                         
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 OTHER_DETAILS: 19 BASE OM OPERATOR;                                  
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: DNA (5'-                                                   
COMPND  14 D(*TP*TP*GP*TP*CP*GP*AP*CP*TP*AP*TP*AP*GP*TP*CP*TP*AP*CP*A)-3');     
COMPND  15 CHAIN: D, H;                                                         
COMPND  16 ENGINEERED: YES;                                                     
COMPND  17 OTHER_DETAILS: 19 BASE OM OPERATOR COMPLEMENT                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROBACTER SP.;                               
SOURCE   3 ORGANISM_TAXID: 211595;                                              
SOURCE   4 STRAIN: RFL1396;                                                     
SOURCE   5 GENE: ESP1396IC;                                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS;                            
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28;                                    
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 SYNTHETIC: YES                                                       
KEYWDS    RESTRICTION-MODIFICATION, HELIX-TURN-HELIX, TRANSCRIPTIONAL           
KEYWDS   2 REGULATOR, DNA, TRANSCRIPTION-DNA COMPLEX                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.N.A.MARTIN,J.E.MCGEEHAN,G.G.KNEALE                                  
REVDAT   3   20-SEP-23 4IVZ    1       SEQADV                                   
REVDAT   2   18-JUN-14 4IVZ    1       JRNL                                     
REVDAT   1   29-JAN-14 4IVZ    0                                                
JRNL        AUTH   R.N.MARTIN,J.E.MCGEEHAN,G.KNEALE                             
JRNL        TITL   STRUCTURAL AND MUTAGENIC ANALYSIS OF THE RM CONTROLLER       
JRNL        TITL 2 PROTEIN C.ESP1396I.                                          
JRNL        REF    PLOS ONE                      V.   9 98365 2014              
JRNL        REFN                   ESSN 1932-6203                               
JRNL        PMID   24887147                                                     
JRNL        DOI    10.1371/JOURNAL.PONE.0098365                                 
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   E.BOGDANOVA,M.ZAKHAROVA,S.STREETER,J.TAYLOR,T.HEYDUK,        
REMARK   1  AUTH 2 G.KNEALE,K.SEVERINOV                                         
REMARK   1  TITL   TRANSCRIPTION REGULATION OF RESTRICTION-MODIFICATION SYSTEM  
REMARK   1  TITL 2 ESP1396I.                                                    
REMARK   1  REF    NUCLEIC ACIDS RES.            V.  37  3354 2009              
REMARK   1  REFN                   ISSN 0305-1048                               
REMARK   1  PMID   19336410                                                     
REMARK   1  DOI    10.1093/NAR/GKP210                                           
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.E.MCGEEHAN,N.J.BALL,S.D.STREETER,S.J.THRESH,G.G.KNEALE     
REMARK   1  TITL   RECOGNITION OF DUAL SYMMETRY BY THE CONTROLLER PROTEIN       
REMARK   1  TITL 2 C.ESP1396I BASED ON THE STRUCTURE OF THE TRANSCRIPTIONAL     
REMARK   1  TITL 3 ACTIVATION COMPLEX.                                          
REMARK   1  REF    NUCLEIC ACIDS RES.            V.  40  4158 2012              
REMARK   1  REFN                   ISSN 0305-1048                               
REMARK   1  PMID   22210861                                                     
REMARK   1  DOI    10.1093/NAR/GKR1250                                          
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   N.BALL,S.D.STREETER,G.G.KNEALE,J.E.MCGEEHAN                  
REMARK   1  TITL   STRUCTURE OF THE RESTRICTION-MODIFICATION CONTROLLER PROTEIN 
REMARK   1  TITL 2 C.ESP1396I.                                                  
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  65   900 2009              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1  PMID   19690367                                                     
REMARK   1  DOI    10.1107/S0907444909020514                                    
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   J.E.MCGEEHAN,S.D.STREETER,S.J.THRESH,N.BALL,R.B.RAVELLI,     
REMARK   1  AUTH 2 G.G.KNEALE                                                   
REMARK   1  TITL   STRUCTURAL ANALYSIS OF THE GENETIC SWITCH THAT REGULATES THE 
REMARK   1  TITL 2 EXPRESSION OF RESTRICTION-MODIFICATION GENES.                
REMARK   1  REF    NUCLEIC ACIDS RES.            V.  36  4778 2008              
REMARK   1  REFN                   ISSN 0305-1048                               
REMARK   1  PMID   18644840                                                     
REMARK   1  DOI    10.1093/NAR/GKN448                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
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) : 3.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.63                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 11333                          
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) : 0.172                           
REMARK   3   R VALUE            (WORKING SET) : 0.170                           
REMARK   3   FREE R VALUE                     : 0.215                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 548                             
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) : 3.09                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.17                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 753                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 86.29                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1510                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 40                           
REMARK   3   BIN FREE R VALUE                    : 0.1820                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2482                                    
REMARK   3   NUCLEIC ACID ATOMS       : 1546                                    
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 2                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 73.26                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.86000                                             
REMARK   3    B22 (A**2) : 1.50000                                              
REMARK   3    B33 (A**2) : -0.64000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.27000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.086         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.245         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 12.726        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.955                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.943                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4235 ; 0.011 ; 0.016       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5997 ; 1.708 ; 1.637       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   301 ; 7.331 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   101 ;35.066 ;24.356       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   565 ;22.384 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    16 ;20.344 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   629 ; 0.102 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2500 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
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  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
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 USED IF PRESENT IN    
REMARK   3  THE INPUT                                                           
REMARK   4                                                                      
REMARK   4 4IVZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-FEB-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000077278.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-OCT-12                          
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               : DIAMOND                            
REMARK 200  BEAMLINE                       : I04                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : SI(111) DOUBLE CRYSTAL             
REMARK 200                                   MONOCHROMATOR                      
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS 0.1.26                     
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 11810                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 146.810                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY                : 3.500                              
REMARK 200  R MERGE                    (I) : 0.11100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.31                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.66600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.800                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER 2.5.1                                          
REMARK 200 STARTING MODEL: PDB ENTRY 3UFD                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 54.67                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.71                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SPG BUFFER, 25 % W/V PEG 1500,     
REMARK 280  10 UM SPERMIDINE , PH 8, VAPOR DIFFUSION, HANGING DROP,             
REMARK 280  TEMPERATURE 289K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       73.35000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6670 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12310 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -45.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6680 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12400 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -47.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, F, G, H                            
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 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     GLY A    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     HIS A    78                                                      
REMARK 465     ASP A    79                                                      
REMARK 465     GLY B    -2                                                      
REMARK 465     SER B    -1                                                      
REMARK 465     HIS B     0                                                      
REMARK 465     MET B     1                                                      
REMARK 465     HIS B    78                                                      
REMARK 465     ASP B    79                                                      
REMARK 465     GLY E    -2                                                      
REMARK 465     SER E    -1                                                      
REMARK 465     HIS E     0                                                      
REMARK 465     MET E     1                                                      
REMARK 465     ASP E    79                                                      
REMARK 465     GLY F    -2                                                      
REMARK 465     SER F    -1                                                      
REMARK 465     HIS F     0                                                      
REMARK 465     MET F     1                                                      
REMARK 465     HIS F    78                                                      
REMARK 465     ASP F    79                                                      
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    ARG F    17     O    LYS F    20              1.78            
REMARK 500   NH2  ARG F    46     N7    DG G    13              2.11            
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     DC C  15   C1' -  O4' -  C4' ANGL. DEV. =  -6.4 DEGREES          
REMARK 500     DT D   2   C1' -  O4' -  C4' ANGL. DEV. =  -7.7 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    LYS A  20       -5.65    -55.31                                   
REMARK 500    ASP A  64       14.35    -60.04                                   
REMARK 500    PHE A  67      -72.80    -45.07                                   
REMARK 500    ASN B  32       53.59     30.87                                   
REMARK 500    ASN B  44       39.63   -140.15                                   
REMARK 500    SER B  45       51.94     38.58                                   
REMARK 500    LEU B  53      -70.00    -43.00                                   
REMARK 500    PHE E   4      -76.10    -50.60                                   
REMARK 500    LYS E   8        4.51    -66.83                                   
REMARK 500    ASN E  32       -5.20     81.05                                   
REMARK 500    ARG E  43      -76.28    -77.56                                   
REMARK 500    SER E  45       33.99     73.33                                   
REMARK 500    ARG E  46      154.04    -43.90                                   
REMARK 500    LEU E  48     -174.73    -69.42                                   
REMARK 500    LEU E  76       73.02    -61.98                                   
REMARK 500    LYS F  20       74.87     77.40                                   
REMARK 500    ARG F  46      147.09    -36.20                                   
REMARK 500    LYS F  51       -9.52    -57.74                                   
REMARK 500    ASP F  64      -20.62    -39.92                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4FN3   RELATED DB: PDB                                   
REMARK 900 S52A MUTANT FREE PROTEIN                                             
REMARK 900 RELATED ID: 4FBI   RELATED DB: PDB                                   
REMARK 900 R46A MUTANT FREE PROTEIN                                             
REMARK 900 RELATED ID: 4F8D   RELATED DB: PDB                                   
REMARK 900 R46A MUTANT FREE PROTEIN                                             
REMARK 900 RELATED ID: 3G5G   RELATED DB: PDB                                   
REMARK 900 NATIVE FREE PROTEIN                                                  
REMARK 900 RELATED ID: 3FYA   RELATED DB: PDB                                   
REMARK 900 R35A MUTANT FREE PROTEIN                                             
REMARK 900 RELATED ID: 3CLC   RELATED DB: PDB                                   
REMARK 900 NATIVE DNA BOUND TETRAMER                                            
REMARK 900 RELATED ID: 3S8Q   RELATED DB: PDB                                   
REMARK 900 NATIVE DNA BOUND DIMER (OL)                                          
REMARK 900 RELATED ID: 3UFD   RELATED DB: PDB                                   
REMARK 900 NATIVE DNA BOUND DIMER (OM)                                          
REMARK 900 RELATED ID: 4I6R   RELATED DB: PDB                                   
REMARK 900 NATIVE FREE PROTEIN (HIGH RESOLUTION)                                
REMARK 900 RELATED ID: 4I6T   RELATED DB: PDB                                   
REMARK 900 T36A MUTANT FREE PROTEIN                                             
REMARK 900 RELATED ID: 4I6U   RELATED DB: PDB                                   
REMARK 900 Y37F MUTANT FREE PROTEIN                                             
REMARK 900 RELATED ID: 4I8T   RELATED DB: PDB                                   
REMARK 900 NATIVE DNA BOUND DIMER (OR)                                          
REMARK 900 RELATED ID: 4IA8   RELATED DB: PDB                                   
REMARK 900 Y37A MUTANT FREE PROTEIN                                             
DBREF  4IVZ A    1    79  UNP    Q8GGH0   Q8GGH0_9ENTR     1     79             
DBREF  4IVZ B    1    79  UNP    Q8GGH0   Q8GGH0_9ENTR     1     79             
DBREF  4IVZ E    1    79  UNP    Q8GGH0   Q8GGH0_9ENTR     1     79             
DBREF  4IVZ F    1    79  UNP    Q8GGH0   Q8GGH0_9ENTR     1     79             
DBREF  4IVZ C    1    19  PDB    4IVZ     4IVZ             1     19             
DBREF  4IVZ G    1    19  PDB    4IVZ     4IVZ             1     19             
DBREF  4IVZ D    1    19  PDB    4IVZ     4IVZ             1     19             
DBREF  4IVZ H    1    19  PDB    4IVZ     4IVZ             1     19             
SEQADV 4IVZ GLY A   -2  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ SER A   -1  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ HIS A    0  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ PHE A   37  UNP  Q8GGH0    TYR    37 ENGINEERED MUTATION            
SEQADV 4IVZ GLY B   -2  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ SER B   -1  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ HIS B    0  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ PHE B   37  UNP  Q8GGH0    TYR    37 ENGINEERED MUTATION            
SEQADV 4IVZ GLY E   -2  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ SER E   -1  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ HIS E    0  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ PHE E   37  UNP  Q8GGH0    TYR    37 ENGINEERED MUTATION            
SEQADV 4IVZ GLY F   -2  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ SER F   -1  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ HIS F    0  UNP  Q8GGH0              EXPRESSION TAG                 
SEQADV 4IVZ PHE F   37  UNP  Q8GGH0    TYR    37 ENGINEERED MUTATION            
SEQRES   1 A   82  GLY SER HIS MET GLU SER PHE LEU LEU SER LYS VAL SER          
SEQRES   2 A   82  PHE VAL ILE LYS LYS ILE ARG LEU GLU LYS GLY MET THR          
SEQRES   3 A   82  GLN GLU ASP LEU ALA TYR LYS SER ASN LEU ASP ARG THR          
SEQRES   4 A   82  PHE ILE SER GLY ILE GLU ARG ASN SER ARG ASN LEU THR          
SEQRES   5 A   82  ILE LYS SER LEU GLU LEU ILE MET LYS GLY LEU GLU VAL          
SEQRES   6 A   82  SER ASP VAL VAL PHE PHE GLU MET LEU ILE LYS GLU ILE          
SEQRES   7 A   82  LEU LYS HIS ASP                                              
SEQRES   1 B   82  GLY SER HIS MET GLU SER PHE LEU LEU SER LYS VAL SER          
SEQRES   2 B   82  PHE VAL ILE LYS LYS ILE ARG LEU GLU LYS GLY MET THR          
SEQRES   3 B   82  GLN GLU ASP LEU ALA TYR LYS SER ASN LEU ASP ARG THR          
SEQRES   4 B   82  PHE ILE SER GLY ILE GLU ARG ASN SER ARG ASN LEU THR          
SEQRES   5 B   82  ILE LYS SER LEU GLU LEU ILE MET LYS GLY LEU GLU VAL          
SEQRES   6 B   82  SER ASP VAL VAL PHE PHE GLU MET LEU ILE LYS GLU ILE          
SEQRES   7 B   82  LEU LYS HIS ASP                                              
SEQRES   1 C   19   DA  DT  DG  DT  DA  DG  DA  DC  DT  DA  DT  DA  DG          
SEQRES   2 C   19   DT  DC  DG  DA  DC  DA                                      
SEQRES   1 D   19   DT  DT  DG  DT  DC  DG  DA  DC  DT  DA  DT  DA  DG          
SEQRES   2 D   19   DT  DC  DT  DA  DC  DA                                      
SEQRES   1 E   82  GLY SER HIS MET GLU SER PHE LEU LEU SER LYS VAL SER          
SEQRES   2 E   82  PHE VAL ILE LYS LYS ILE ARG LEU GLU LYS GLY MET THR          
SEQRES   3 E   82  GLN GLU ASP LEU ALA TYR LYS SER ASN LEU ASP ARG THR          
SEQRES   4 E   82  PHE ILE SER GLY ILE GLU ARG ASN SER ARG ASN LEU THR          
SEQRES   5 E   82  ILE LYS SER LEU GLU LEU ILE MET LYS GLY LEU GLU VAL          
SEQRES   6 E   82  SER ASP VAL VAL PHE PHE GLU MET LEU ILE LYS GLU ILE          
SEQRES   7 E   82  LEU LYS HIS ASP                                              
SEQRES   1 F   82  GLY SER HIS MET GLU SER PHE LEU LEU SER LYS VAL SER          
SEQRES   2 F   82  PHE VAL ILE LYS LYS ILE ARG LEU GLU LYS GLY MET THR          
SEQRES   3 F   82  GLN GLU ASP LEU ALA TYR LYS SER ASN LEU ASP ARG THR          
SEQRES   4 F   82  PHE ILE SER GLY ILE GLU ARG ASN SER ARG ASN LEU THR          
SEQRES   5 F   82  ILE LYS SER LEU GLU LEU ILE MET LYS GLY LEU GLU VAL          
SEQRES   6 F   82  SER ASP VAL VAL PHE PHE GLU MET LEU ILE LYS GLU ILE          
SEQRES   7 F   82  LEU LYS HIS ASP                                              
SEQRES   1 G   19   DA  DT  DG  DT  DA  DG  DA  DC  DT  DA  DT  DA  DG          
SEQRES   2 G   19   DT  DC  DG  DA  DC  DA                                      
SEQRES   1 H   19   DT  DT  DG  DT  DC  DG  DA  DC  DT  DA  DT  DA  DG          
SEQRES   2 H   19   DT  DC  DT  DA  DC  DA                                      
FORMUL   9  HOH   *2(H2 O)                                                      
HELIX    1   1 SER A    3  LYS A   20  1                                  18    
HELIX    2   2 THR A   23  ASN A   32  1                                  10    
HELIX    3   3 ASP A   34  SER A   45  1                                  12    
HELIX    4   4 THR A   49  LEU A   60  1                                  12    
HELIX    5   5 VAL A   65  LEU A   76  1                                  12    
HELIX    6   6 SER B    3  LYS B   20  1                                  18    
HELIX    7   7 THR B   23  SER B   31  1                                   9    
HELIX    8   8 ASP B   34  SER B   45  1                                  12    
HELIX    9   9 THR B   49  LEU B   60  1                                  12    
HELIX   10  10 SER B   63  LEU B   76  1                                  14    
HELIX   11  11 SER E    3  GLU E   19  1                                  17    
HELIX   12  12 THR E   23  ASN E   32  1                                  10    
HELIX   13  13 ASP E   34  SER E   45  1                                  12    
HELIX   14  14 THR E   49  LEU E   60  1                                  12    
HELIX   15  15 SER E   63  LEU E   76  1                                  14    
HELIX   16  16 SER F    3  LYS F   20  1                                  18    
HELIX   17  17 THR F   23  ASN F   32  1                                  10    
HELIX   18  18 ASP F   34  SER F   45  1                                  12    
HELIX   19  19 THR F   49  GLU F   61  1                                  13    
HELIX   20  20 SER F   63  LEU F   76  1                                  14    
CISPEP   1 GLU F   19    LYS F   20          0        11.81                     
CRYST1   47.540  146.700   47.790  90.00  93.21  90.00 P 1 21 1      8          
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      0.021035  0.000000  0.001180        0.00000                         
SCALE2      0.000000  0.006817  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.020958        0.00000