HEADER    MEMBRANE PROTEIN                        10-APR-13   4K34              
TITLE     CRYSTAL STRUCTURES OF CUSC REVIEW CONFORMATIONAL CHANGES ACCOMPANYING 
TITLE    2 FOLDING AND TRANSMEMBRANE CHANNEL FORMATION                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CATION EFFLUX SYSTEM PROTEIN CUSC;                         
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 83333;                                               
SOURCE   4 STRAIN: K-12;                                                        
SOURCE   5 GENE: B0572, CUSC, ESCHERICHIA COLI, IBEB, JW0561, YLCB;             
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PBAD22                                    
KEYWDS    BETA BARREL, MEMBRANE PROTEIN                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.-C.SU                                                               
REVDAT   3   28-FEB-24 4K34    1       SEQADV                                   
REVDAT   2   22-JAN-14 4K34    1       JRNL                                     
REVDAT   1   16-OCT-13 4K34    0                                                
JRNL        AUTH   H.T.LEI,J.R.BOLLA,N.R.BISHOP,C.C.SU,E.W.YU                   
JRNL        TITL   CRYSTAL STRUCTURES OF CUSC REVIEW CONFORMATIONAL CHANGES     
JRNL        TITL 2 ACCOMPANYING FOLDING AND TRANSMEMBRANE CHANNEL FORMATION.    
JRNL        REF    J.MOL.BIOL.                   V. 426   403 2014              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   24099674                                                     
JRNL        DOI    10.1016/J.JMB.2013.09.042                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.69 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.7.3_928                                     
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.69                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.32                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.390                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 24838                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.191                           
REMARK   3   R VALUE            (WORKING SET) : 0.188                           
REMARK   3   FREE R VALUE                     : 0.249                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.070                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1259                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 42.3210 -  5.5925    0.99     2669   149  0.1960 0.2494        
REMARK   3     2  5.5925 -  4.4405    0.99     2658   159  0.1960 0.2487        
REMARK   3     3  4.4405 -  3.8796    0.99     2601   154  0.1714 0.2190        
REMARK   3     4  3.8796 -  3.5251    0.99     2678   119  0.1726 0.2325        
REMARK   3     5  3.5251 -  3.2725    0.99     2620   132  0.1724 0.2228        
REMARK   3     6  3.2725 -  3.0796    0.99     2632   142  0.1848 0.2655        
REMARK   3     7  3.0796 -  2.9254    0.99     2641   124  0.1960 0.2928        
REMARK   3     8  2.9254 -  2.7981    0.98     2607   144  0.2092 0.2945        
REMARK   3     9  2.7981 -  2.6900    0.94     2473   136  0.2274 0.3186        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.20                                          
REMARK   3   SHRINKAGE RADIUS   : 0.98                                          
REMARK   3   K_SOL              : 0.35                                          
REMARK   3   B_SOL              : 46.39                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.390            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.630           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 50.78                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -3.34980                                             
REMARK   3    B22 (A**2) : 4.23530                                              
REMARK   3    B33 (A**2) : -0.88550                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.75050                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.009           5827                                  
REMARK   3   ANGLE     :  1.092           7880                                  
REMARK   3   CHIRALITY :  0.074            898                                  
REMARK   3   PLANARITY :  0.004           1042                                  
REMARK   3   DIHEDRAL  : 18.284           2150                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4K34 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-APR-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000078830.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 03-FEB-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 24-ID-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.98                               
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24838                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.690                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.5                               
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) : 2.69                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.84                     
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   (%): 47.37                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 12% PEG3350, 0.1M NAAC, 0.1M NA-CITRIC   
REMARK 280  (6.5) AND 15% 2-3 BUTANEDIOL, PH 7.5, VAPOR DIFFUSION,              
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       52.51600            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
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 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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     SER A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     LEU A     3                                                      
REMARK 465     ALA A     4                                                      
REMARK 465     PRO A     5                                                      
REMARK 465     ASP A     6                                                      
REMARK 465     TYR A     7                                                      
REMARK 465     GLN A     8                                                      
REMARK 465     ARG A     9                                                      
REMARK 465     PRO A    10                                                      
REMARK 465     ALA A    11                                                      
REMARK 465     MET A    12                                                      
REMARK 465     PRO A    13                                                      
REMARK 465     VAL A    14                                                      
REMARK 465     PRO A    15                                                      
REMARK 465     GLN A    16                                                      
REMARK 465     GLN A    17                                                      
REMARK 465     PHE A    18                                                      
REMARK 465     SER A    19                                                      
REMARK 465     LEU A    20                                                      
REMARK 465     SER A    21                                                      
REMARK 465     GLN A    22                                                      
REMARK 465     ASN A    23                                                      
REMARK 465     GLY A    24                                                      
REMARK 465     LEU A    25                                                      
REMARK 465     VAL A    26                                                      
REMARK 465     ASN A    27                                                      
REMARK 465     ALA A    28                                                      
REMARK 465     ALA A    29                                                      
REMARK 465     ASP A    30                                                      
REMARK 465     ASN A    31                                                      
REMARK 465     TYR A    82                                                      
REMARK 465     PRO A    83                                                      
REMARK 465     GLN A    84                                                      
REMARK 465     LEU A    85                                                      
REMARK 465     ASN A    86                                                      
REMARK 465     GLY A    87                                                      
REMARK 465     GLU A    88                                                      
REMARK 465     GLY A    89                                                      
REMARK 465     SER A    90                                                      
REMARK 465     GLY A    91                                                      
REMARK 465     SER A    92                                                      
REMARK 465     TRP A    93                                                      
REMARK 465     SER A    94                                                      
REMARK 465     GLY A    95                                                      
REMARK 465     ASN A    96                                                      
REMARK 465     LEU A    97                                                      
REMARK 465     LYS A    98                                                      
REMARK 465     GLY A    99                                                      
REMARK 465     ASN A   100                                                      
REMARK 465     THR A   101                                                      
REMARK 465     ALA A   102                                                      
REMARK 465     THR A   103                                                      
REMARK 465     THR A   104                                                      
REMARK 465     ARG A   105                                                      
REMARK 465     GLU A   106                                                      
REMARK 465     PHE A   107                                                      
REMARK 465     SER A   108                                                      
REMARK 465     THR A   109                                                      
REMARK 465     GLY A   110                                                      
REMARK 465     LEU A   111                                                      
REMARK 465     ASN A   112                                                      
REMARK 465     HIS A   444                                                      
REMARK 465     HIS A   445                                                      
REMARK 465     HIS A   446                                                      
REMARK 465     SER B     1                                                      
REMARK 465     SER B     2                                                      
REMARK 465     LEU B     3                                                      
REMARK 465     ALA B     4                                                      
REMARK 465     PRO B     5                                                      
REMARK 465     ASP B     6                                                      
REMARK 465     TYR B     7                                                      
REMARK 465     GLN B     8                                                      
REMARK 465     ARG B     9                                                      
REMARK 465     PRO B    10                                                      
REMARK 465     ALA B    11                                                      
REMARK 465     MET B    12                                                      
REMARK 465     PRO B    13                                                      
REMARK 465     VAL B    14                                                      
REMARK 465     PRO B    15                                                      
REMARK 465     GLN B    16                                                      
REMARK 465     GLN B    17                                                      
REMARK 465     PHE B    18                                                      
REMARK 465     SER B    19                                                      
REMARK 465     LEU B    20                                                      
REMARK 465     SER B    21                                                      
REMARK 465     GLN B    22                                                      
REMARK 465     ASN B    23                                                      
REMARK 465     GLY B    24                                                      
REMARK 465     LEU B    25                                                      
REMARK 465     VAL B    26                                                      
REMARK 465     ASN B    27                                                      
REMARK 465     ALA B    28                                                      
REMARK 465     ALA B    29                                                      
REMARK 465     ASP B    30                                                      
REMARK 465     ASN B    31                                                      
REMARK 465     TYR B    32                                                      
REMARK 465     GLN B    33                                                      
REMARK 465     ASN B    34                                                      
REMARK 465     THR B    77                                                      
REMARK 465     ASP B    78                                                      
REMARK 465     ALA B    79                                                      
REMARK 465     ASP B    80                                                      
REMARK 465     ARG B    81                                                      
REMARK 465     TYR B    82                                                      
REMARK 465     PRO B    83                                                      
REMARK 465     GLN B    84                                                      
REMARK 465     LEU B    85                                                      
REMARK 465     ASN B    86                                                      
REMARK 465     GLY B    87                                                      
REMARK 465     GLU B    88                                                      
REMARK 465     GLY B    89                                                      
REMARK 465     SER B    90                                                      
REMARK 465     GLY B    91                                                      
REMARK 465     SER B    92                                                      
REMARK 465     TRP B    93                                                      
REMARK 465     SER B    94                                                      
REMARK 465     GLY B    95                                                      
REMARK 465     ASN B    96                                                      
REMARK 465     LEU B    97                                                      
REMARK 465     LYS B    98                                                      
REMARK 465     GLY B    99                                                      
REMARK 465     ASN B   100                                                      
REMARK 465     THR B   101                                                      
REMARK 465     ALA B   102                                                      
REMARK 465     THR B   103                                                      
REMARK 465     THR B   104                                                      
REMARK 465     ARG B   105                                                      
REMARK 465     GLU B   106                                                      
REMARK 465     PHE B   107                                                      
REMARK 465     SER B   108                                                      
REMARK 465     THR B   109                                                      
REMARK 465     GLY B   110                                                      
REMARK 465     LEU B   111                                                      
REMARK 465     LEU B   187                                                      
REMARK 465     LEU B   188                                                      
REMARK 465     THR B   189                                                      
REMARK 465     GLY B   190                                                      
REMARK 465     SER B   191                                                      
REMARK 465     SER B   192                                                      
REMARK 465     ALA B   328                                                      
REMARK 465     GLY B   329                                                      
REMARK 465     ARG B   330                                                      
REMARK 465     ASN B   331                                                      
REMARK 465     GLN B   332                                                      
REMARK 465     ALA B   333                                                      
REMARK 465     ASN B   334                                                      
REMARK 465     LEU B   335                                                      
REMARK 465     ASP B   336                                                      
REMARK 465     ILE B   337                                                      
REMARK 465     ALA B   338                                                      
REMARK 465     GLU B   339                                                      
REMARK 465     ILE B   340                                                      
REMARK 465     GLY B   440                                                      
REMARK 465     HIS B   441                                                      
REMARK 465     HIS B   442                                                      
REMARK 465     HIS B   443                                                      
REMARK 465     HIS B   444                                                      
REMARK 465     HIS B   445                                                      
REMARK 465     HIS B   446                                                      
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    GLN A  33       -7.33     64.02                                   
REMARK 500    ARG A  75        4.66    -60.85                                   
REMARK 500    SER A 290       66.49   -105.34                                   
REMARK 500    ILE A 297     -108.25   -115.48                                   
REMARK 500    SER A 298       21.00   -142.80                                   
REMARK 500    SER A 312      -39.06   -151.72                                   
REMARK 500    ALA A 328       29.36    -67.48                                   
REMARK 500    ASN A 331      125.21     65.65                                   
REMARK 500    GLN A 332       -0.60     63.84                                   
REMARK 500    ARG B  75     -150.32   -140.65                                   
REMARK 500    LEU B 229     -104.72    -90.68                                   
REMARK 500    SER B 231      -70.83    -36.01                                   
REMARK 500    TYR B 232      101.77    -33.30                                   
REMARK 500    VAL B 241       65.72    -54.37                                   
REMARK 500    ASP B 244      -66.76   -164.74                                   
REMARK 500    SER B 245       34.32    -87.38                                   
REMARK 500    ILE B 297      -78.83    -90.71                                   
REMARK 500    SER B 298       11.45    165.36                                   
REMARK 500    SER B 311      -51.43     59.13                                   
REMARK 500    GLU B 322      -87.74    -79.37                                   
REMARK 500    GLN B 342      -96.57    -69.18                                   
REMARK 500    GLN B 343       25.09    -62.17                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  4K34 A    1   440  UNP    P77211   CUSC_ECOLI      18    457             
DBREF  4K34 B    1   440  UNP    P77211   CUSC_ECOLI      18    457             
SEQADV 4K34 SER A    1  UNP  P77211    CYS    18 ENGINEERED MUTATION            
SEQADV 4K34 HIS A  441  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS A  442  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS A  443  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS A  444  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS A  445  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS A  446  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 SER B    1  UNP  P77211    CYS    18 ENGINEERED MUTATION            
SEQADV 4K34 HIS B  441  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS B  442  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS B  443  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS B  444  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS B  445  UNP  P77211              EXPRESSION TAG                 
SEQADV 4K34 HIS B  446  UNP  P77211              EXPRESSION TAG                 
SEQRES   1 A  446  SER SER LEU ALA PRO ASP TYR GLN ARG PRO ALA MET PRO          
SEQRES   2 A  446  VAL PRO GLN GLN PHE SER LEU SER GLN ASN GLY LEU VAL          
SEQRES   3 A  446  ASN ALA ALA ASP ASN TYR GLN ASN ALA GLY TRP ARG THR          
SEQRES   4 A  446  PHE PHE VAL ASP ASN GLN VAL LYS THR LEU ILE SER GLU          
SEQRES   5 A  446  ALA LEU VAL ASN ASN ARG ASP LEU ARG MET ALA THR LEU          
SEQRES   6 A  446  LYS VAL GLN GLU ALA ARG ALA GLN TYR ARG LEU THR ASP          
SEQRES   7 A  446  ALA ASP ARG TYR PRO GLN LEU ASN GLY GLU GLY SER GLY          
SEQRES   8 A  446  SER TRP SER GLY ASN LEU LYS GLY ASN THR ALA THR THR          
SEQRES   9 A  446  ARG GLU PHE SER THR GLY LEU ASN ALA SER PHE ASP LEU          
SEQRES  10 A  446  ASP PHE PHE GLY ARG LEU LYS ASN MET SER GLU ALA GLU          
SEQRES  11 A  446  ARG GLN ASN TYR LEU ALA THR GLU GLU ALA GLN ARG ALA          
SEQRES  12 A  446  VAL HIS ILE LEU LEU VAL SER ASN VAL ALA GLN SER TYR          
SEQRES  13 A  446  PHE ASN GLN GLN LEU ALA TYR ALA GLN LEU GLN ILE ALA          
SEQRES  14 A  446  GLU GLU THR LEU ARG ASN TYR GLN GLN SER TYR ALA PHE          
SEQRES  15 A  446  VAL GLU LYS GLN LEU LEU THR GLY SER SER ASN VAL LEU          
SEQRES  16 A  446  ALA LEU GLU GLN ALA ARG GLY VAL ILE GLU SER THR ARG          
SEQRES  17 A  446  SER ASP ILE ALA LYS ARG GLN GLY GLU LEU ALA GLN ALA          
SEQRES  18 A  446  ASN ASN ALA LEU GLN LEU LEU LEU GLY SER TYR GLY LYS          
SEQRES  19 A  446  LEU PRO GLN ALA GLN THR VAL ASN SER ASP SER LEU GLN          
SEQRES  20 A  446  SER VAL LYS LEU PRO ALA GLY LEU SER SER GLN ILE LEU          
SEQRES  21 A  446  LEU GLN ARG PRO ASP ILE MET GLU ALA GLU HIS ALA LEU          
SEQRES  22 A  446  MET ALA ALA ASN ALA ASN ILE GLY ALA ALA ARG ALA ALA          
SEQRES  23 A  446  PHE PHE PRO SER ILE SER LEU THR SER GLY ILE SER THR          
SEQRES  24 A  446  ALA SER SER ASP LEU SER SER LEU PHE ASN ALA SER SER          
SEQRES  25 A  446  GLY MET TRP ASN PHE ILE PRO LYS ILE GLU ILE PRO ILE          
SEQRES  26 A  446  PHE ASN ALA GLY ARG ASN GLN ALA ASN LEU ASP ILE ALA          
SEQRES  27 A  446  GLU ILE ARG GLN GLN GLN SER VAL VAL ASN TYR GLU GLN          
SEQRES  28 A  446  LYS ILE GLN ASN ALA PHE LYS GLU VAL ALA ASP ALA LEU          
SEQRES  29 A  446  ALA LEU ARG GLN SER LEU ASN ASP GLN ILE SER ALA GLN          
SEQRES  30 A  446  GLN ARG TYR LEU ALA SER LEU GLN ILE THR LEU GLN ARG          
SEQRES  31 A  446  ALA ARG ALA LEU TYR GLN HIS GLY ALA VAL SER TYR LEU          
SEQRES  32 A  446  GLU VAL LEU ASP ALA GLU ARG SER LEU PHE ALA THR ARG          
SEQRES  33 A  446  GLN THR LEU LEU ASP LEU ASN TYR ALA ARG GLN VAL ASN          
SEQRES  34 A  446  GLU ILE SER LEU TYR THR ALA LEU GLY GLY GLY HIS HIS          
SEQRES  35 A  446  HIS HIS HIS HIS                                              
SEQRES   1 B  446  SER SER LEU ALA PRO ASP TYR GLN ARG PRO ALA MET PRO          
SEQRES   2 B  446  VAL PRO GLN GLN PHE SER LEU SER GLN ASN GLY LEU VAL          
SEQRES   3 B  446  ASN ALA ALA ASP ASN TYR GLN ASN ALA GLY TRP ARG THR          
SEQRES   4 B  446  PHE PHE VAL ASP ASN GLN VAL LYS THR LEU ILE SER GLU          
SEQRES   5 B  446  ALA LEU VAL ASN ASN ARG ASP LEU ARG MET ALA THR LEU          
SEQRES   6 B  446  LYS VAL GLN GLU ALA ARG ALA GLN TYR ARG LEU THR ASP          
SEQRES   7 B  446  ALA ASP ARG TYR PRO GLN LEU ASN GLY GLU GLY SER GLY          
SEQRES   8 B  446  SER TRP SER GLY ASN LEU LYS GLY ASN THR ALA THR THR          
SEQRES   9 B  446  ARG GLU PHE SER THR GLY LEU ASN ALA SER PHE ASP LEU          
SEQRES  10 B  446  ASP PHE PHE GLY ARG LEU LYS ASN MET SER GLU ALA GLU          
SEQRES  11 B  446  ARG GLN ASN TYR LEU ALA THR GLU GLU ALA GLN ARG ALA          
SEQRES  12 B  446  VAL HIS ILE LEU LEU VAL SER ASN VAL ALA GLN SER TYR          
SEQRES  13 B  446  PHE ASN GLN GLN LEU ALA TYR ALA GLN LEU GLN ILE ALA          
SEQRES  14 B  446  GLU GLU THR LEU ARG ASN TYR GLN GLN SER TYR ALA PHE          
SEQRES  15 B  446  VAL GLU LYS GLN LEU LEU THR GLY SER SER ASN VAL LEU          
SEQRES  16 B  446  ALA LEU GLU GLN ALA ARG GLY VAL ILE GLU SER THR ARG          
SEQRES  17 B  446  SER ASP ILE ALA LYS ARG GLN GLY GLU LEU ALA GLN ALA          
SEQRES  18 B  446  ASN ASN ALA LEU GLN LEU LEU LEU GLY SER TYR GLY LYS          
SEQRES  19 B  446  LEU PRO GLN ALA GLN THR VAL ASN SER ASP SER LEU GLN          
SEQRES  20 B  446  SER VAL LYS LEU PRO ALA GLY LEU SER SER GLN ILE LEU          
SEQRES  21 B  446  LEU GLN ARG PRO ASP ILE MET GLU ALA GLU HIS ALA LEU          
SEQRES  22 B  446  MET ALA ALA ASN ALA ASN ILE GLY ALA ALA ARG ALA ALA          
SEQRES  23 B  446  PHE PHE PRO SER ILE SER LEU THR SER GLY ILE SER THR          
SEQRES  24 B  446  ALA SER SER ASP LEU SER SER LEU PHE ASN ALA SER SER          
SEQRES  25 B  446  GLY MET TRP ASN PHE ILE PRO LYS ILE GLU ILE PRO ILE          
SEQRES  26 B  446  PHE ASN ALA GLY ARG ASN GLN ALA ASN LEU ASP ILE ALA          
SEQRES  27 B  446  GLU ILE ARG GLN GLN GLN SER VAL VAL ASN TYR GLU GLN          
SEQRES  28 B  446  LYS ILE GLN ASN ALA PHE LYS GLU VAL ALA ASP ALA LEU          
SEQRES  29 B  446  ALA LEU ARG GLN SER LEU ASN ASP GLN ILE SER ALA GLN          
SEQRES  30 B  446  GLN ARG TYR LEU ALA SER LEU GLN ILE THR LEU GLN ARG          
SEQRES  31 B  446  ALA ARG ALA LEU TYR GLN HIS GLY ALA VAL SER TYR LEU          
SEQRES  32 B  446  GLU VAL LEU ASP ALA GLU ARG SER LEU PHE ALA THR ARG          
SEQRES  33 B  446  GLN THR LEU LEU ASP LEU ASN TYR ALA ARG GLN VAL ASN          
SEQRES  34 B  446  GLU ILE SER LEU TYR THR ALA LEU GLY GLY GLY HIS HIS          
SEQRES  35 B  446  HIS HIS HIS HIS                                              
FORMUL   3  HOH   *65(H2 O)                                                     
HELIX    1   1 ASN A   34  THR A   39  1                                   6    
HELIX    2   2 ASP A   43  ASN A   57  1                                  15    
HELIX    3   3 ASP A   59  GLN A   73  1                                  15    
HELIX    4   4 TYR A   74  ASP A   78  5                                   5    
HELIX    5   5 SER A  114  ASN A  125  1                                  12    
HELIX    6   6 SER A  127  LEU A  135  1                                   9    
HELIX    7   7 THR A  137  LEU A  188  1                                  52    
HELIX    8   8 ASN A  193  GLY A  230  1                                  38    
HELIX    9   9 SER A  256  GLN A  262  5                                   7    
HELIX   10  10 ARG A  263  ALA A  276  1                                  14    
HELIX   11  11 ASN A  279  PHE A  288  1                                  10    
HELIX   12  12 SER A  301  LEU A  307  1                                   7    
HELIX   13  13 ASN A  334  HIS A  397  1                                  64    
HELIX   14  14 SER A  401  LEU A  437  1                                  37    
HELIX   15  15 GLY B   36  PHE B   41  1                                   6    
HELIX   16  16 ASP B   43  ASN B   56  1                                  14    
HELIX   17  17 ASP B   59  GLN B   73  1                                  15    
HELIX   18  18 ALA B  113  ASN B  125  1                                  13    
HELIX   19  19 SER B  127  LEU B  135  1                                   9    
HELIX   20  20 THR B  137  GLN B  186  1                                  50    
HELIX   21  21 VAL B  194  LEU B  229  1                                  36    
HELIX   22  22 SER B  256  GLN B  262  5                                   7    
HELIX   23  23 ARG B  263  ALA B  276  1                                  14    
HELIX   24  24 ASN B  279  PHE B  288  1                                  10    
HELIX   25  25 SER B  301  SER B  306  1                                   6    
HELIX   26  26 GLN B  344  HIS B  397  1                                  54    
HELIX   27  27 SER B  401  LEU B  437  1                                  37    
CRYST1   61.881  105.032   72.359  90.00 101.06  90.00 P 1 21 1      4          
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      0.016160  0.000000  0.003157        0.00000                         
SCALE2      0.000000  0.009521  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014081        0.00000