HEADER    TRANSFERASE                             13-APR-13   4BIX              
TITLE     CRYSTAL STRUCTURE OF CPXAHDC (MONOCLINIC FORM 1)                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SENSOR PROTEIN CPXA;                                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: CYTOPLASMIC REGION, RESIDUES 188-457;                      
COMPND   5 EC: 2.7.13.3;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 83333;                                               
SOURCE   4 STRAIN: K-12;                                                        
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BLI5                                       
KEYWDS    TRANSFERASE, SIGNAL TRANSDUCTION, TWO-COMPONENTS SYSTEMS, HISTIDINE   
KEYWDS   2 KINASES                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.E.MECHALY,N.SASSOON,J.M.BETTON,P.M.ALZARI                           
REVDAT   2   08-MAY-24 4BIX    1       REMARK LINK                              
REVDAT   1   12-FEB-14 4BIX    0                                                
JRNL        AUTH   A.E.MECHALY,N.SASSOON,J.M.BETTON,P.M.ALZARI                  
JRNL        TITL   SEGMENTAL HELICAL MOTIONS AND DYNAMICAL ASYMMETRY MODULATE   
JRNL        TITL 2 HISTIDINE KINASE AUTOPHOSPHORYLATION.                        
JRNL        REF    PLOS BIOL.                    V.  12  1776 2014              
JRNL        REFN                   ISSN 1544-9173                               
JRNL        PMID   24492262                                                     
JRNL        DOI    10.1371/JOURNAL.PBIO.1001776                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.10.0                                        
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 46.54                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 49073                          
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)  : 0.196                          
REMARK   3   R VALUE            (WORKING SET)  : 0.195                          
REMARK   3   FREE R VALUE                      : 0.216                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 5.070                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 2486                           
REMARK   3   ESTIMATED ERROR OF FREE R VALUE   : NULL                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED               : 20                       
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 2.00                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 2.05                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 99.82                    
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 3594                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2327                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 3428                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2326                   
REMARK   3   BIN FREE R VALUE                        : 0.2338                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 4.62                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 166                      
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE     : NULL                     
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3577                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 33                                      
REMARK   3   SOLVENT ATOMS            : 305                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 40.25                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 57.58                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -8.20400                                             
REMARK   3    B22 (A**2) : 11.28090                                             
REMARK   3    B33 (A**2) : -3.07700                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -9.77060                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT                    (A) : NULL                
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : 0.134               
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : 0.122               
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : 0.133               
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : 0.122               
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.942                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.937                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 3670   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 4978   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 1739   ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : 106    ; 2.000  ; HARMONIC            
REMARK   3    GENERAL PLANES            : 534    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 3670   ; 20.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : 0      ; 5.000  ; SEMIHARMONIC        
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 479    ; 5.000  ; SEMIHARMONIC        
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 4494   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.010                    
REMARK   3    BOND ANGLES                  (DEGREES) : 1.05                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.09                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 2.81                     
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN A                                                
REMARK   3    ORIGIN FOR THE GROUP (A):    9.4209  -27.2008    9.0485           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:   -0.0243 T22:   -0.1050                                    
REMARK   3     T33:   -0.0329 T12:    0.0532                                    
REMARK   3     T13:    0.0635 T23:    0.0578                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    0.7865 L22:    1.1476                                    
REMARK   3     L33:    1.3817 L12:   -0.3160                                    
REMARK   3     L13:   -0.2368 L23:    0.3203                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:   -0.0996 S12:   -0.1758 S13:   -0.1701                     
REMARK   3     S21:    0.2244 S22:   -0.0302 S23:   -0.1912                     
REMARK   3     S31:    0.2342 S32:    0.2791 S33:    0.1298                     
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN B                                                
REMARK   3    ORIGIN FOR THE GROUP (A):   10.6073    3.4483    7.3861           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:    0.0404 T22:   -0.1239                                    
REMARK   3     T33:   -0.0558 T12:   -0.0816                                    
REMARK   3     T13:    0.0580 T23:   -0.0108                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    1.5444 L22:    1.0846                                    
REMARK   3     L33:    0.8980 L12:    1.1415                                    
REMARK   3     L13:   -0.5446 L23:   -0.3409                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.3235 S12:   -0.2172 S13:    0.3414                     
REMARK   3     S21:    0.1472 S22:   -0.2295 S23:    0.1131                     
REMARK   3     S31:   -0.4277 S32:    0.1783 S33:   -0.0940                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: IDEAL-DIST CONTACT TERM CONTACT SETUP.    
REMARK   3  ALL ATOMS HAVE CCP4 ATOM TYPE FROM LIBRARY                          
REMARK   4                                                                      
REMARK   4 4BIX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 13-APR-13.                  
REMARK 100 THE DEPOSITION ID IS D_1290056503.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SOLEIL                             
REMARK 200  BEAMLINE                       : PROXIMA 1                          
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.991                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 49075                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 47.460                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 3.800                              
REMARK 200  R MERGE                    (I) : 0.04000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.05                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.45000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.400                              
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: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.93                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.79                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       47.59300            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       70.90000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       47.59300            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       70.90000            
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: 6190 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22580 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -67.2 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 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      HOH B2014  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     MET A   160                                                      
REMARK 465     GLY A   161                                                      
REMARK 465     SER A   162                                                      
REMARK 465     SER A   163                                                      
REMARK 465     HIS A   164                                                      
REMARK 465     HIS A   165                                                      
REMARK 465     HIS A   166                                                      
REMARK 465     HIS A   167                                                      
REMARK 465     HIS A   168                                                      
REMARK 465     HIS A   169                                                      
REMARK 465     SER A   170                                                      
REMARK 465     SER A   171                                                      
REMARK 465     GLY A   172                                                      
REMARK 465     LEU A   173                                                      
REMARK 465     VAL A   174                                                      
REMARK 465     PRO A   175                                                      
REMARK 465     ARG A   176                                                      
REMARK 465     GLY A   177                                                      
REMARK 465     SER A   178                                                      
REMARK 465     HIS A   179                                                      
REMARK 465     MET A   180                                                      
REMARK 465     GLU A   181                                                      
REMARK 465     ASN A   182                                                      
REMARK 465     LEU A   183                                                      
REMARK 465     TYR A   184                                                      
REMARK 465     PHE A   185                                                      
REMARK 465     GLN A   186                                                      
REMARK 465     GLY A   187                                                      
REMARK 465     LYS A   188                                                      
REMARK 465     PRO A   189                                                      
REMARK 465     ALA A   190                                                      
REMARK 465     ARG A   191                                                      
REMARK 465     LYS A   192                                                      
REMARK 465     LEU A   193                                                      
REMARK 465     LYS A   194                                                      
REMARK 465     ASN A   195                                                      
REMARK 465     ALA A   196                                                      
REMARK 465     ALA A   197                                                      
REMARK 465     ASP A   198                                                      
REMARK 465     GLU A   199                                                      
REMARK 465     VAL A   200                                                      
REMARK 465     ALA A   201                                                      
REMARK 465     GLN A   202                                                      
REMARK 465     GLY A   203                                                      
REMARK 465     ASN A   204                                                      
REMARK 465     LEU A   205                                                      
REMARK 465     ARG A   206                                                      
REMARK 465     GLN A   207                                                      
REMARK 465     HIS A   208                                                      
REMARK 465     PRO A   209                                                      
REMARK 465     GLU A   210                                                      
REMARK 465     LEU A   211                                                      
REMARK 465     GLU A   212                                                      
REMARK 465     ALA A   213                                                      
REMARK 465     GLY A   214                                                      
REMARK 465     PRO A   215                                                      
REMARK 465     GLN A   216                                                      
REMARK 465     GLU A   217                                                      
REMARK 465     PHE A   218                                                      
REMARK 465     LEU A   219                                                      
REMARK 465     GLU A   408                                                      
REMARK 465     ALA A   409                                                      
REMARK 465     ARG A   410                                                      
REMARK 465     ASP A   411                                                      
REMARK 465     ARG A   412                                                      
REMARK 465     GLU A   413                                                      
REMARK 465     SER A   414                                                      
REMARK 465     GLY A   415                                                      
REMARK 465     SER A   457                                                      
REMARK 465     MET B   160                                                      
REMARK 465     GLY B   161                                                      
REMARK 465     SER B   162                                                      
REMARK 465     SER B   163                                                      
REMARK 465     HIS B   164                                                      
REMARK 465     HIS B   165                                                      
REMARK 465     HIS B   166                                                      
REMARK 465     HIS B   167                                                      
REMARK 465     HIS B   168                                                      
REMARK 465     HIS B   169                                                      
REMARK 465     SER B   170                                                      
REMARK 465     SER B   171                                                      
REMARK 465     GLY B   172                                                      
REMARK 465     LEU B   173                                                      
REMARK 465     VAL B   174                                                      
REMARK 465     PRO B   175                                                      
REMARK 465     ARG B   176                                                      
REMARK 465     GLY B   177                                                      
REMARK 465     SER B   178                                                      
REMARK 465     HIS B   179                                                      
REMARK 465     MET B   180                                                      
REMARK 465     GLU B   181                                                      
REMARK 465     ASN B   182                                                      
REMARK 465     LEU B   183                                                      
REMARK 465     TYR B   184                                                      
REMARK 465     PHE B   185                                                      
REMARK 465     GLN B   186                                                      
REMARK 465     GLY B   187                                                      
REMARK 465     LYS B   188                                                      
REMARK 465     PRO B   189                                                      
REMARK 465     ALA B   190                                                      
REMARK 465     ARG B   191                                                      
REMARK 465     LYS B   192                                                      
REMARK 465     LEU B   193                                                      
REMARK 465     LYS B   194                                                      
REMARK 465     ASN B   195                                                      
REMARK 465     ALA B   196                                                      
REMARK 465     ALA B   197                                                      
REMARK 465     ASP B   198                                                      
REMARK 465     GLU B   199                                                      
REMARK 465     VAL B   200                                                      
REMARK 465     ALA B   201                                                      
REMARK 465     GLN B   202                                                      
REMARK 465     GLY B   203                                                      
REMARK 465     ASN B   204                                                      
REMARK 465     LEU B   205                                                      
REMARK 465     ARG B   206                                                      
REMARK 465     GLN B   207                                                      
REMARK 465     HIS B   208                                                      
REMARK 465     PRO B   209                                                      
REMARK 465     GLU B   210                                                      
REMARK 465     LEU B   211                                                      
REMARK 465     GLU B   212                                                      
REMARK 465     ALA B   213                                                      
REMARK 465     GLY B   214                                                      
REMARK 465     PRO B   215                                                      
REMARK 465     GLN B   216                                                      
REMARK 465     GLU B   217                                                      
REMARK 465     PHE B   218                                                      
REMARK 465     LEU B   219                                                      
REMARK 465     ALA B   220                                                      
REMARK 465     ALA B   221                                                      
REMARK 465     GLY B   222                                                      
REMARK 465     GLU B   408                                                      
REMARK 465     ALA B   409                                                      
REMARK 465     ARG B   410                                                      
REMARK 465     ASP B   411                                                      
REMARK 465     ARG B   412                                                      
REMARK 465     GLU B   413                                                      
REMARK 465     SER B   414                                                      
REMARK 465     GLY B   415                                                      
REMARK 465     ARG B   456                                                      
REMARK 465     SER B   457                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    PRO A 402   CA  -  C   -  N   ANGL. DEV. = -13.5 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    ARG B 267      -77.87    -84.30                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 A1457  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR A 364   OH                                                     
REMARK 620 2 ADP A 501   O3A 120.7                                              
REMARK 620 N                    1                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ADP A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 1457                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 1456                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4BIU   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CPXAHDC (ORTHORHOMBIC FORM 1)                   
REMARK 900 RELATED ID: 4BIV   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CPXAHDC (TRIGONAL FORM)                         
REMARK 900 RELATED ID: 4BIW   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CPXAHDC (HEXAGONAL FORM)                        
REMARK 900 RELATED ID: 4BIY   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CPXAHDC (MONOCLINIC FORM 2)                     
REMARK 900 RELATED ID: 4BIZ   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF CPXAHDC (ORTHORHOMBIC FORM 2)                   
DBREF  4BIX A  188   457  UNP    P0AE82   CPXA_ECOLI     188    457             
DBREF  4BIX B  188   457  UNP    P0AE82   CPXA_ECOLI     188    457             
SEQADV 4BIX MET A  160  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY A  161  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER A  162  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER A  163  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  164  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  165  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  166  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  167  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  168  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  169  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER A  170  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER A  171  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY A  172  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX LEU A  173  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX VAL A  174  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX PRO A  175  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX ARG A  176  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY A  177  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER A  178  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS A  179  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX MET A  180  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLU A  181  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX ASN A  182  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX LEU A  183  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX TYR A  184  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX PHE A  185  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLN A  186  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY A  187  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX VAL A  228  UNP  P0AE82    MET   228 CONFLICT                       
SEQADV 4BIX MET B  160  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY B  161  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER B  162  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER B  163  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  164  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  165  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  166  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  167  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  168  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  169  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER B  170  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER B  171  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY B  172  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX LEU B  173  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX VAL B  174  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX PRO B  175  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX ARG B  176  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY B  177  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX SER B  178  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX HIS B  179  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX MET B  180  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLU B  181  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX ASN B  182  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX LEU B  183  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX TYR B  184  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX PHE B  185  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLN B  186  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX GLY B  187  UNP  P0AE82              EXPRESSION TAG                 
SEQADV 4BIX VAL B  228  UNP  P0AE82    MET   228 CONFLICT                       
SEQRES   1 A  298  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  298  LEU VAL PRO ARG GLY SER HIS MET GLU ASN LEU TYR PHE          
SEQRES   3 A  298  GLN GLY LYS PRO ALA ARG LYS LEU LYS ASN ALA ALA ASP          
SEQRES   4 A  298  GLU VAL ALA GLN GLY ASN LEU ARG GLN HIS PRO GLU LEU          
SEQRES   5 A  298  GLU ALA GLY PRO GLN GLU PHE LEU ALA ALA GLY ALA SER          
SEQRES   6 A  298  PHE ASN GLN VAL VAL THR ALA LEU GLU ARG MET MET THR          
SEQRES   7 A  298  SER GLN GLN ARG LEU LEU SER ASP ILE SER HIS GLU LEU          
SEQRES   8 A  298  ARG THR PRO LEU THR ARG LEU GLN LEU GLY THR ALA LEU          
SEQRES   9 A  298  LEU ARG ARG ARG SER GLY GLU SER LYS GLU LEU GLU ARG          
SEQRES  10 A  298  ILE GLU THR GLU ALA GLN ARG LEU ASP SER MET ILE ASN          
SEQRES  11 A  298  ASP LEU LEU VAL MET SER ARG ASN GLN GLN LYS ASN ALA          
SEQRES  12 A  298  LEU VAL SER GLU THR ILE LYS ALA ASN GLN LEU TRP SER          
SEQRES  13 A  298  GLU VAL LEU ASP ASN ALA ALA PHE GLU ALA GLU GLN MET          
SEQRES  14 A  298  GLY LYS SER LEU THR VAL ASN PHE PRO PRO GLY PRO TRP          
SEQRES  15 A  298  PRO LEU TYR GLY ASN PRO ASN ALA LEU GLU SER ALA LEU          
SEQRES  16 A  298  GLU ASN ILE VAL ARG ASN ALA LEU ARG TYR SER HIS THR          
SEQRES  17 A  298  LYS ILE GLU VAL GLY PHE ALA VAL ASP LYS ASP GLY ILE          
SEQRES  18 A  298  THR ILE THR VAL ASP ASP ASP GLY PRO GLY VAL SER PRO          
SEQRES  19 A  298  GLU ASP ARG GLU GLN ILE PHE ARG PRO PHE TYR ARG THR          
SEQRES  20 A  298  ASP GLU ALA ARG ASP ARG GLU SER GLY GLY THR GLY LEU          
SEQRES  21 A  298  GLY LEU ALA ILE VAL GLU THR ALA ILE GLN GLN HIS ARG          
SEQRES  22 A  298  GLY TRP VAL LYS ALA GLU ASP SER PRO LEU GLY GLY LEU          
SEQRES  23 A  298  ARG LEU VAL ILE TRP LEU PRO LEU TYR LYS ARG SER              
SEQRES   1 B  298  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 B  298  LEU VAL PRO ARG GLY SER HIS MET GLU ASN LEU TYR PHE          
SEQRES   3 B  298  GLN GLY LYS PRO ALA ARG LYS LEU LYS ASN ALA ALA ASP          
SEQRES   4 B  298  GLU VAL ALA GLN GLY ASN LEU ARG GLN HIS PRO GLU LEU          
SEQRES   5 B  298  GLU ALA GLY PRO GLN GLU PHE LEU ALA ALA GLY ALA SER          
SEQRES   6 B  298  PHE ASN GLN VAL VAL THR ALA LEU GLU ARG MET MET THR          
SEQRES   7 B  298  SER GLN GLN ARG LEU LEU SER ASP ILE SER HIS GLU LEU          
SEQRES   8 B  298  ARG THR PRO LEU THR ARG LEU GLN LEU GLY THR ALA LEU          
SEQRES   9 B  298  LEU ARG ARG ARG SER GLY GLU SER LYS GLU LEU GLU ARG          
SEQRES  10 B  298  ILE GLU THR GLU ALA GLN ARG LEU ASP SER MET ILE ASN          
SEQRES  11 B  298  ASP LEU LEU VAL MET SER ARG ASN GLN GLN LYS ASN ALA          
SEQRES  12 B  298  LEU VAL SER GLU THR ILE LYS ALA ASN GLN LEU TRP SER          
SEQRES  13 B  298  GLU VAL LEU ASP ASN ALA ALA PHE GLU ALA GLU GLN MET          
SEQRES  14 B  298  GLY LYS SER LEU THR VAL ASN PHE PRO PRO GLY PRO TRP          
SEQRES  15 B  298  PRO LEU TYR GLY ASN PRO ASN ALA LEU GLU SER ALA LEU          
SEQRES  16 B  298  GLU ASN ILE VAL ARG ASN ALA LEU ARG TYR SER HIS THR          
SEQRES  17 B  298  LYS ILE GLU VAL GLY PHE ALA VAL ASP LYS ASP GLY ILE          
SEQRES  18 B  298  THR ILE THR VAL ASP ASP ASP GLY PRO GLY VAL SER PRO          
SEQRES  19 B  298  GLU ASP ARG GLU GLN ILE PHE ARG PRO PHE TYR ARG THR          
SEQRES  20 B  298  ASP GLU ALA ARG ASP ARG GLU SER GLY GLY THR GLY LEU          
SEQRES  21 B  298  GLY LEU ALA ILE VAL GLU THR ALA ILE GLN GLN HIS ARG          
SEQRES  22 B  298  GLY TRP VAL LYS ALA GLU ASP SER PRO LEU GLY GLY LEU          
SEQRES  23 B  298  ARG LEU VAL ILE TRP LEU PRO LEU TYR LYS ARG SER              
HET    ADP  A 501      27                                                       
HET     MG  A1457       1                                                       
HET    SO4  B1456       5                                                       
HETNAM     ADP ADENOSINE-5'-DIPHOSPHATE                                         
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     SO4 SULFATE ION                                                      
FORMUL   3  ADP    C10 H15 N5 O10 P2                                            
FORMUL   4   MG    MG 2+                                                        
FORMUL   5  SO4    O4 S 2-                                                      
FORMUL   6  HOH   *305(H2 O)                                                    
HELIX    1   1 ALA A  220  LEU A  250  1                                  31    
HELIX    2   2 LEU A  250  SER A  268  1                                  19    
HELIX    3   3 SER A  271  ASN A  297  1                                  27    
HELIX    4   4 ALA A  310  GLY A  329  1                                  20    
HELIX    5   5 ASN A  346  SER A  365  1                                  20    
HELIX    6   6 SER A  392  ARG A  396  5                                   5    
HELIX    7   7 GLU A  397  ARG A  401  5                                   5    
HELIX    8   8 GLY A  420  HIS A  431  1                                  12    
HELIX    9   9 ALA B  223  SER B  268  1                                  46    
HELIX   10  10 SER B  271  VAL B  304  1                                  34    
HELIX   11  11 ALA B  310  GLY B  329  1                                  20    
HELIX   12  12 ASN B  346  SER B  365  1                                  20    
HELIX   13  13 SER B  392  GLN B  398  1                                   7    
HELIX   14  14 LEU B  421  HIS B  431  1                                  11    
SHEET    1  AA 2 GLU A 306  LYS A 309  0                                        
SHEET    2  AA 2 PRO A 342  GLY A 345 -1  O  LEU A 343   N  ILE A 308           
SHEET    1  AB 5 SER A 331  PHE A 336  0                                        
SHEET    2  AB 5 LYS A 368  VAL A 375  1  O  ILE A 369   N  THR A 333           
SHEET    3  AB 5 GLY A 379  ASP A 386 -1  O  THR A 381   N  ALA A 374           
SHEET    4  AB 5 LEU A 445  PRO A 452 -1  O  LEU A 445   N  ASP A 386           
SHEET    5  AB 5 TRP A 434  ASP A 439 -1  O  TRP A 434   N  TRP A 450           
SHEET    1  BA 2 GLU B 306  LYS B 309  0                                        
SHEET    2  BA 2 PRO B 342  GLY B 345 -1  O  LEU B 343   N  ILE B 308           
SHEET    1  BB 5 SER B 331  PHE B 336  0                                        
SHEET    2  BB 5 LYS B 368  VAL B 375  1  O  ILE B 369   N  THR B 333           
SHEET    3  BB 5 GLY B 379  ASP B 386 -1  O  THR B 381   N  ALA B 374           
SHEET    4  BB 5 LEU B 445  PRO B 452 -1  O  LEU B 445   N  ASP B 386           
SHEET    5  BB 5 TRP B 434  ASP B 439 -1  O  TRP B 434   N  TRP B 450           
LINK         OH  TYR A 364                MG    MG A1457     1555   1555  2.91  
LINK         O3A ADP A 501                MG    MG A1457     1555   1555  2.84  
SITE     1 AC1 19 ASN A 360  TYR A 364  ASP A 386  GLY A 390                    
SITE     2 AC1 19 VAL A 391  TYR A 404  THR A 406  GLY A 420                    
SITE     3 AC1 19 LEU A 421  LEU A 445   MG A1457  HOH A2102                    
SITE     4 AC1 19 HOH A2105  HOH A2123  HOH A2144  HOH A2145                    
SITE     5 AC1 19 HOH A2148  HOH A2150  HOH A2174                               
SITE     1 AC2  4 ASN A 360  ARG A 363  TYR A 364  ADP A 501                    
SITE     1 AC3  7 ARG A 283  ARG A 432  HOH A2161  ARG B 234                    
SITE     2 AC3  7 ARG B 256  HOH B2006  HOH B2131                               
CRYST1   95.186  141.800   55.214  90.00  94.33  90.00 C 1 2 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      0.010506  0.000000  0.000795        0.00000                         
SCALE2      0.000000  0.007052  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018163        0.00000