PDB Short entry for 4I0A
HEADER    TRANSCRIPTION                           16-NOV-12   4I0A              
TITLE     STRUCTURE OF THE MUTANT CATABOLITE GENE ACTIVATOR PROTEIN V132A       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CATABOLITE GENE ACTIVATOR;                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: CAMP RECEPTOR PROTEIN, CAMP REGULATORY PROTEIN;             
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 83333;                                               
SOURCE   4 STRAIN: K12;                                                         
SOURCE   5 GENE: CRP, CAP, CSM, B3357, JW5702;                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    DNA BINDING, TRANSCRIPTION                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.POHL,P.D.TOWNSEND,T.RODGERS,D.BURNELL,T.C.B.MCLEISH,M.R.WILSON,     
AUTHOR   2 M.J.CANN                                                             
REVDAT   1   30-OCT-13 4I0A    0                                                
JRNL        AUTH   T.L.RODGERS,P.D.TOWNSEND,D.BURNELL,M.L.JONES,S.A.RICHARDS,   
JRNL        AUTH 2 T.C.MCLEISH,E.POHL,M.R.WILSON,M.J.CANN                       
JRNL        TITL   MODULATION OF GLOBAL LOW-FREQUENCY MOTIONS UNDERLIES         
JRNL        TITL 2 ALLOSTERIC REGULATION: DEMONSTRATION IN CRP/FNR FAMILY       
JRNL        TITL 3 TRANSCRIPTION FACTORS.                                       
JRNL        REF    PLOS BIOL.                    V.  11 01651 2013              
JRNL        REFN                   ISSN 1544-9173                               
JRNL        PMID   24058293                                                     
JRNL        DOI    10.1371/JOURNAL.PBIO.1001651                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.6.0117                                      
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 69.49                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 22117                          
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) : 0.181                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.233                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1175                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.26                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1413                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.04                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2140                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 80                           
REMARK   3   BIN FREE R VALUE                    : 0.2960                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3130                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 72                                      
REMARK   3   SOLVENT ATOMS            : 116                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 32.74                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.40000                                             
REMARK   3    B22 (A**2) : 0.98000                                              
REMARK   3    B33 (A**2) : -0.58000                                             
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): 0.248         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.203         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.129         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.979         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.951                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.927                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3297 ; 0.019 ; 0.020       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4470 ; 1.021 ; 1.993       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   410 ; 7.389 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   140 ;38.335 ;24.357       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   609 ;16.808 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    21 ;20.628 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   515 ; 0.097 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2394 ; 0.010 ; 0.021       
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   NCS TYPE: LOCAL                                                    
REMARK   3   NUMBER OF DIFFERENT NCS PAIRS  : 1                                 
REMARK   3  GROUP  CHAIN1    RANGE     CHAIN2     RANGE    COUNT RMS  WEIGHT    
REMARK   3    1      A     9   206       B     9    206      221  0.18  0.05    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 4I0A COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-DEC-12.                  
REMARK 100 THE RCSB ID CODE IS RCSB076142.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-OCT-11                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : 6.5                                
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) : 0.9687                             
REMARK 200  MONOCHROMATOR                  : DCM                                
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 22117                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 69.500                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.26                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
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: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.73                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 7-10% PEG3350, 15-20% MPD, PH 6.5,       
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-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       22.95000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       52.07500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       46.65000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       52.07500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       22.95000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       46.65000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5360 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18920 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -38.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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     MET A   -11                                                      
REMARK 465     ARG A   -10                                                      
REMARK 465     GLY A    -9                                                      
REMARK 465     SER A    -8                                                      
REMARK 465     HIS A    -7                                                      
REMARK 465     HIS A    -6                                                      
REMARK 465     HIS A    -5                                                      
REMARK 465     HIS A    -4                                                      
REMARK 465     HIS A    -3                                                      
REMARK 465     HIS A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     SER A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     VAL A     2                                                      
REMARK 465     LEU A     3                                                      
REMARK 465     GLY A     4                                                      
REMARK 465     LYS A     5                                                      
REMARK 465     PRO A     6                                                      
REMARK 465     GLN A     7                                                      
REMARK 465     GLY A   208                                                      
REMARK 465     THR A   209                                                      
REMARK 465     ARG A   210                                                      
REMARK 465     MET B   -11                                                      
REMARK 465     ARG B   -10                                                      
REMARK 465     GLY B    -9                                                      
REMARK 465     SER B    -8                                                      
REMARK 465     HIS B    -7                                                      
REMARK 465     HIS B    -6                                                      
REMARK 465     HIS B    -5                                                      
REMARK 465     HIS B    -4                                                      
REMARK 465     HIS B    -3                                                      
REMARK 465     HIS B    -2                                                      
REMARK 465     GLY B    -1                                                      
REMARK 465     SER B     0                                                      
REMARK 465     MET B     1                                                      
REMARK 465     VAL B     2                                                      
REMARK 465     LEU B     3                                                      
REMARK 465     GLY B     4                                                      
REMARK 465     LYS B     5                                                      
REMARK 465     PRO B     6                                                      
REMARK 465     GLN B     7                                                      
REMARK 465     THR B     8                                                      
REMARK 465     THR B   209                                                      
REMARK 465     ARG B   210                                                      
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     GLU A  55    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  56    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  79    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  36    CG   CD   CE   NZ                                   
REMARK 470     GLU B  55    CG   CD   OE1  OE2                                  
REMARK 470     HIS B 200    CG   ND1  CD2  CE1  NE2                             
REMARK 470     LYS B 202    CG   CD   CE   NZ                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A  20   CG    HIS A  20   CD2     0.060                       
REMARK 500    HIS B  22   CG    HIS B  22   CD2     0.069                       
REMARK 500    HIS B  32   CG    HIS B  32   CD2     0.056                       
REMARK 500    GLU B  35   CD    GLU B  35   OE1     0.069                       
REMARK 500    HIS B 160   CG    HIS B 160   CD2     0.056                       
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  27       -4.17     78.06                                   
REMARK 500    PRO A 155      -34.49    -36.61                                   
REMARK 500    HIS A 160      149.60   -172.17                                   
REMARK 500    GLN A 194       18.10    -65.55                                   
REMARK 500    LYS B  27       -8.49     79.00                                   
REMARK 500    GLU B  38       -8.46   -140.25                                   
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 B 451        DISTANCE =  5.33 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMP A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMP A 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 303                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMP B 301                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4HZF   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4IO1   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4IO2   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4IO9   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4I0B   RELATED DB: PDB                                   
DBREF  4I0A A    1   210  UNP    P0ACJ8   CRP_ECOLI        1    210             
DBREF  4I0A B    1   210  UNP    P0ACJ8   CRP_ECOLI        1    210             
SEQADV 4I0A MET A  -11  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A ARG A  -10  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A GLY A   -9  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A SER A   -8  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS A   -7  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS A   -6  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS A   -5  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS A   -4  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS A   -3  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS A   -2  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A GLY A   -1  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A SER A    0  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A ALA A  132  UNP  P0ACJ8    VAL   132 ENGINEERED MUTATION            
SEQADV 4I0A MET B  -11  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A ARG B  -10  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A GLY B   -9  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A SER B   -8  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS B   -7  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS B   -6  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS B   -5  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS B   -4  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS B   -3  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A HIS B   -2  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A GLY B   -1  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A SER B    0  UNP  P0ACJ8              EXPRESSION TAG                 
SEQADV 4I0A ALA B  132  UNP  P0ACJ8    VAL   132 ENGINEERED MUTATION            
SEQRES   1 A  222  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY SER MET          
SEQRES   2 A  222  VAL LEU GLY LYS PRO GLN THR ASP PRO THR LEU GLU TRP          
SEQRES   3 A  222  PHE LEU SER HIS CYS HIS ILE HIS LYS TYR PRO SER LYS          
SEQRES   4 A  222  SER THR LEU ILE HIS GLN GLY GLU LYS ALA GLU THR LEU          
SEQRES   5 A  222  TYR TYR ILE VAL LYS GLY SER VAL ALA VAL LEU ILE LYS          
SEQRES   6 A  222  ASP GLU GLU GLY LYS GLU MET ILE LEU SER TYR LEU ASN          
SEQRES   7 A  222  GLN GLY ASP PHE ILE GLY GLU LEU GLY LEU PHE GLU GLU          
SEQRES   8 A  222  GLY GLN GLU ARG SER ALA TRP VAL ARG ALA LYS THR ALA          
SEQRES   9 A  222  CYS GLU VAL ALA GLU ILE SER TYR LYS LYS PHE ARG GLN          
SEQRES  10 A  222  LEU ILE GLN VAL ASN PRO ASP ILE LEU MET ARG LEU SER          
SEQRES  11 A  222  ALA GLN MET ALA ARG ARG LEU GLN VAL THR SER GLU LYS          
SEQRES  12 A  222  ALA GLY ASN LEU ALA PHE LEU ASP VAL THR GLY ARG ILE          
SEQRES  13 A  222  ALA GLN THR LEU LEU ASN LEU ALA LYS GLN PRO ASP ALA          
SEQRES  14 A  222  MET THR HIS PRO ASP GLY MET GLN ILE LYS ILE THR ARG          
SEQRES  15 A  222  GLN GLU ILE GLY GLN ILE VAL GLY CYS SER ARG GLU THR          
SEQRES  16 A  222  VAL GLY ARG ILE LEU LYS MET LEU GLU ASP GLN ASN LEU          
SEQRES  17 A  222  ILE SER ALA HIS GLY LYS THR ILE VAL VAL TYR GLY THR          
SEQRES  18 A  222  ARG                                                          
SEQRES   1 B  222  MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY SER MET          
SEQRES   2 B  222  VAL LEU GLY LYS PRO GLN THR ASP PRO THR LEU GLU TRP          
SEQRES   3 B  222  PHE LEU SER HIS CYS HIS ILE HIS LYS TYR PRO SER LYS          
SEQRES   4 B  222  SER THR LEU ILE HIS GLN GLY GLU LYS ALA GLU THR LEU          
SEQRES   5 B  222  TYR TYR ILE VAL LYS GLY SER VAL ALA VAL LEU ILE LYS          
SEQRES   6 B  222  ASP GLU GLU GLY LYS GLU MET ILE LEU SER TYR LEU ASN          
SEQRES   7 B  222  GLN GLY ASP PHE ILE GLY GLU LEU GLY LEU PHE GLU GLU          
SEQRES   8 B  222  GLY GLN GLU ARG SER ALA TRP VAL ARG ALA LYS THR ALA          
SEQRES   9 B  222  CYS GLU VAL ALA GLU ILE SER TYR LYS LYS PHE ARG GLN          
SEQRES  10 B  222  LEU ILE GLN VAL ASN PRO ASP ILE LEU MET ARG LEU SER          
SEQRES  11 B  222  ALA GLN MET ALA ARG ARG LEU GLN VAL THR SER GLU LYS          
SEQRES  12 B  222  ALA GLY ASN LEU ALA PHE LEU ASP VAL THR GLY ARG ILE          
SEQRES  13 B  222  ALA GLN THR LEU LEU ASN LEU ALA LYS GLN PRO ASP ALA          
SEQRES  14 B  222  MET THR HIS PRO ASP GLY MET GLN ILE LYS ILE THR ARG          
SEQRES  15 B  222  GLN GLU ILE GLY GLN ILE VAL GLY CYS SER ARG GLU THR          
SEQRES  16 B  222  VAL GLY ARG ILE LEU LYS MET LEU GLU ASP GLN ASN LEU          
SEQRES  17 B  222  ILE SER ALA HIS GLY LYS THR ILE VAL VAL TYR GLY THR          
SEQRES  18 B  222  ARG                                                          
HET    CMP  A 301      22                                                       
HET    CMP  A 302      22                                                       
HET    GOL  A 303       6                                                       
HET    CMP  B 301      22                                                       
HETNAM     CMP ADENOSINE-3',5'-CYCLIC-MONOPHOSPHATE                             
HETNAM     GOL GLYCEROL                                                         
HETSYN     CMP CYCLIC AMP; CAMP                                                 
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  CMP    3(C10 H12 N5 O6 P)                                           
FORMUL   5  GOL    C3 H8 O3                                                     
FORMUL   7  HOH   *116(H2 O)                                                    
HELIX    1   1 ASP A    9  HIS A   18  1                                  10    
HELIX    2   2 TYR A  100  ASN A  110  1                                  11    
HELIX    3   3 PRO A  111  LEU A  138  1                                  28    
HELIX    4   4 ASP A  139  ALA A  152  1                                  14    
HELIX    5   5 THR A  169  GLY A  178  1                                  10    
HELIX    6   6 SER A  180  GLN A  194  1                                  15    
HELIX    7   7 PRO B   10  HIS B   18  1                                   9    
HELIX    8   8 TYR B  100  ASN B  110  1                                  11    
HELIX    9   9 PRO B  111  LEU B  138  1                                  28    
HELIX   10  10 ASP B  139  LYS B  153  1                                  15    
HELIX   11  11 THR B  169  GLY B  178  1                                  10    
HELIX   12  12 SER B  180  GLN B  194  1                                  15    
SHEET    1   A 4 HIS A  20  TYR A  24  0                                        
SHEET    2   A 4 CYS A  93  SER A  99 -1  O  VAL A  95   N  HIS A  22           
SHEET    3   A 4 THR A  39  LYS A  45 -1  N  LEU A  40   O  ILE A  98           
SHEET    4   A 4 PHE A  70  ILE A  71 -1  O  ILE A  71   N  TYR A  41           
SHEET    1   B 4 THR A  29  ILE A  31  0                                        
SHEET    2   B 4 TRP A  86  ALA A  89 -1  O  VAL A  87   N  LEU A  30           
SHEET    3   B 4 SER A  47  LYS A  53 -1  N  LEU A  51   O  TRP A  86           
SHEET    4   B 4 GLU A  59  ASN A  66 -1  O  SER A  63   N  VAL A  50           
SHEET    1   C 4 THR A 159  HIS A 160  0                                        
SHEET    2   C 4 GLY A 163  LYS A 167 -1  O  GLY A 163   N  HIS A 160           
SHEET    3   C 4 THR A 203  VAL A 206 -1  O  ILE A 204   N  ILE A 166           
SHEET    4   C 4 ILE A 197  HIS A 200 -1  N  HIS A 200   O  THR A 203           
SHEET    1   D 4 HIS B  20  TYR B  24  0                                        
SHEET    2   D 4 CYS B  93  SER B  99 -1  O  CYS B  93   N  TYR B  24           
SHEET    3   D 4 THR B  39  LYS B  45 -1  N  LEU B  40   O  ILE B  98           
SHEET    4   D 4 PHE B  70  ILE B  71 -1  O  ILE B  71   N  TYR B  41           
SHEET    1   E 4 THR B  29  ILE B  31  0                                        
SHEET    2   E 4 TRP B  86  ALA B  89 -1  O  VAL B  87   N  LEU B  30           
SHEET    3   E 4 SER B  47  LYS B  53 -1  N  LEU B  51   O  TRP B  86           
SHEET    4   E 4 GLU B  59  ASN B  66 -1  O  SER B  63   N  VAL B  50           
SHEET    1   F 4 MET B 158  HIS B 160  0                                        
SHEET    2   F 4 GLY B 163  ILE B 166 -1  O  GLN B 165   N  MET B 158           
SHEET    3   F 4 ILE B 204  TYR B 207 -1  O  VAL B 206   N  MET B 164           
SHEET    4   F 4 ILE B 197  SER B 198 -1  N  SER B 198   O  VAL B 205           
SITE     1 AC1 16 VAL A  50  SER A  63  ILE A  71  GLY A  72                    
SITE     2 AC1 16 GLU A  73  LEU A  74  ARG A  83  SER A  84                    
SITE     3 AC1 16 ALA A  85  VAL A  87  ARG A 124  THR A 128                    
SITE     4 AC1 16 HOH A 401  HOH A 404  SER B 129  HOH B 414                    
SITE     1 AC2 11 LYS A  58  GLU A  59  GLN A 171  GLY A 174                    
SITE     2 AC2 11 GLN A 175  GLY A 178  CYS A 179  SER A 180                    
SITE     3 AC2 11 ARG A 181  ALA B 136  PHE B 137                               
SITE     1 AC3  7 LYS A 131  ASN A 134  LEU A 135  ARG A 143                    
SITE     2 AC3  7 GLN A 146  THR A 147  ILE A 176                               
SITE     1 AC4 17 LEU A 125  SER A 129  VAL B  50  SER B  63                    
SITE     2 AC4 17 ILE B  71  GLY B  72  GLU B  73  LEU B  74                    
SITE     3 AC4 17 ARG B  83  SER B  84  ALA B  85  VAL B  87                    
SITE     4 AC4 17 ARG B 124  THR B 128  HOH B 409  HOH B 410                    
SITE     5 AC4 17 HOH B 417                                                     
CRYST1   45.900   93.300  104.150  90.00  90.00  90.00 P 21 21 21    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      0.021786  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010718  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009602        0.00000