HEADER    TRANSFERASE                             03-FEB-04   1S96              
TITLE     THE 2.0 A X-RAY STRUCTURE OF GUANYLATE KINASE FROM E.COLI             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GUANYLATE KINASE;                                          
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: GMP KINASE;                                                 
COMPND   5 EC: 2.7.4.8;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: GMK, SPOR, B3648, C4473, SF3688, S4081;                        
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: DL41;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: MH4                                       
KEYWDS    GUANYLATE KINASE, E.COLI, DIMER, SAD, TRANSFERASE                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.KREUSCH,G.SPRAGGON,H.E.KLOCK,D.MCMULLAN,J.VINCENT,K.RODRIGUES,      
AUTHOR   2 S.A.LESLEY                                                           
REVDAT   3   09-OCT-24 1S96    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1S96    1       VERSN                                    
REVDAT   1   10-FEB-04 1S96    0                                                
JRNL        AUTH   A.KREUSCH,G.SPRAGGON,H.E.KLOCK,D.MCMULLAN,J.VINCENT,         
JRNL        AUTH 2 K.RODRIGUES,S.A.LESLEY                                       
JRNL        TITL   THE STRUCTURE OF GUANYLATE KINASE FROM ESCHERICHIA COLI AT   
JRNL        TITL 2 2.0 A RESOLUTION                                             
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.55                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 43680                          
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 SET) : 0.195                           
REMARK   3   FREE R VALUE                     : 0.247                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2159                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.13                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 6853                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2390                       
REMARK   3   BIN FREE R VALUE                    : 0.2850                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.90                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 350                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.015                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3289                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 11                                      
REMARK   3   SOLVENT ATOMS            : 311                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 20.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 36.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.23                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.17                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.30                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.22                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.024                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.80                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.420                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1S96 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-FEB-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000021524.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-AUG-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 9.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97934                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 46380                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 34.550                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 20.00                              
REMARK 200  R MERGE                    (I) : 0.08600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.0000                             
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) : 2.13                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
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: SAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.16                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.17                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, PH 9.5, VAPOR DIFFUSION,        
REMARK 280  SITTING DROP, TEMPERATURE 278K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 3                           
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290       5555   Z,X,Y                                                   
REMARK 290       6555   Z+1/2,-X+1/2,-Y                                         
REMARK 290       7555   -Z+1/2,-X,Y+1/2                                         
REMARK 290       8555   -Z,X+1/2,-Y+1/2                                         
REMARK 290       9555   Y,Z,X                                                   
REMARK 290      10555   -Y,Z+1/2,-X+1/2                                         
REMARK 290      11555   Y+1/2,-Z+1/2,-X                                         
REMARK 290      12555   -Y+1/2,-Z,X+1/2                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       62.27600            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       62.27600            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       62.27600            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       62.27600            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       62.27600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       62.27600            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   6  0.000000  0.000000  1.000000       62.27600            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       62.27600            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       62.27600            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       62.27600            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       62.27600            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       62.27600            
REMARK 290   SMTRY1   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   9  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3   9  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000  0.000000  1.000000       62.27600            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       62.27600            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       62.27600            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       62.27600            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       62.27600            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       62.27600            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3530 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20730 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -38.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 18360 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 54420 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -116.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  0.000000  0.000000 -1.000000       62.27600            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000      124.55200            
REMARK 350   BIOMT3   2  0.000000  1.000000  0.000000      -62.27600            
REMARK 350   BIOMT1   3  0.000000 -1.000000  0.000000      124.55200            
REMARK 350   BIOMT2   3  0.000000  0.000000  1.000000       62.27600            
REMARK 350   BIOMT3   3 -1.000000  0.000000  0.000000       62.27600            
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     MSE A   -11                                                      
REMARK 465     GLY A   -10                                                      
REMARK 465     SER A    -9                                                      
REMARK 465     ASP A    -8                                                      
REMARK 465     LYS A    -7                                                      
REMARK 465     ILE A    -6                                                      
REMARK 465     HIS A    -5                                                      
REMARK 465     HIS A    -4                                                      
REMARK 465     HIS A    -3                                                      
REMARK 465     HIS A    -2                                                      
REMARK 465     HIS A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MSE A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     MSE B   -11                                                      
REMARK 465     GLY B   -10                                                      
REMARK 465     SER B    -9                                                      
REMARK 465     ASP B    -8                                                      
REMARK 465     LYS B    -7                                                      
REMARK 465     ILE B    -6                                                      
REMARK 465     HIS B    -5                                                      
REMARK 465     HIS B    -4                                                      
REMARK 465     HIS B    -3                                                      
REMARK 465     HIS B    -2                                                      
REMARK 465     HIS B    -1                                                      
REMARK 465     HIS B     0                                                      
REMARK 465     MSE B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     ASP B   207                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NH2  ARG A   192     O    HOH A   530              2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    MSE A  65   CG  - SE   -  CE  ANGL. DEV. =  18.7 DEGREES          
REMARK 500    MSE B 115   CG  - SE   -  CE  ANGL. DEV. = -15.1 DEGREES          
REMARK 500    PRO B 116   C   -  N   -  CA  ANGL. DEV. =   9.2 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    ALA A  11      157.87    177.25                                   
REMARK 500    HIS A  50      155.24    -45.92                                   
REMARK 500    GLU A  52      -57.83   -122.31                                   
REMARK 500    PHE A  78       52.84     39.98                                   
REMARK 500    GLN A 140       41.70   -106.00                                   
REMARK 500    ASP A 170      -73.28    -89.41                                   
REMARK 500    ALA B  11      156.32    175.81                                   
REMARK 500    ASP B 170      -76.38    -91.59                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    TYR A  81         0.09    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600 AN UNIDENTIFIED ION OR MOLECULE HAS BEEN MODELED AS                  
REMARK 600 UNK 0.                                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX A 402                 
DBREF  1S96 A    1   207  UNP    P60546   KGUA_ECOLI       1    207             
DBREF  1S96 B    1   207  UNP    P60546   KGUA_ECOLI       1    207             
SEQADV 1S96 MSE A  -11  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 GLY A  -10  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 SER A   -9  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 ASP A   -8  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 LYS A   -7  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 ILE A   -6  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS A   -5  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS A   -4  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS A   -3  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS A   -2  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS A   -1  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS A    0  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 MSE A    1  UNP  P60546    MET     1 MODIFIED RESIDUE               
SEQADV 1S96 MSE A   65  UNP  P60546    MET    65 MODIFIED RESIDUE               
SEQADV 1S96 MSE A  115  UNP  P60546    MET   115 MODIFIED RESIDUE               
SEQADV 1S96 MSE A  150  UNP  P60546    MET   150 MODIFIED RESIDUE               
SEQADV 1S96 MSE A  157  UNP  P60546    MET   157 MODIFIED RESIDUE               
SEQADV 1S96 MSE A  190  UNP  P60546    MET   190 MODIFIED RESIDUE               
SEQADV 1S96 MSE B  -11  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 GLY B  -10  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 SER B   -9  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 ASP B   -8  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 LYS B   -7  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 ILE B   -6  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS B   -5  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS B   -4  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS B   -3  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS B   -2  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS B   -1  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 HIS B    0  UNP  P60546              EXPRESSION TAG                 
SEQADV 1S96 MSE B    1  UNP  P60546    MET     1 MODIFIED RESIDUE               
SEQADV 1S96 MSE B   65  UNP  P60546    MET    65 MODIFIED RESIDUE               
SEQADV 1S96 MSE B  115  UNP  P60546    MET   115 MODIFIED RESIDUE               
SEQADV 1S96 MSE B  150  UNP  P60546    MET   150 MODIFIED RESIDUE               
SEQADV 1S96 MSE B  157  UNP  P60546    MET   157 MODIFIED RESIDUE               
SEQADV 1S96 MSE B  190  UNP  P60546    MET   190 MODIFIED RESIDUE               
SEQRES   1 A  219  MSE GLY SER ASP LYS ILE HIS HIS HIS HIS HIS HIS MSE          
SEQRES   2 A  219  ALA GLN GLY THR LEU TYR ILE VAL SER ALA PRO SER GLY          
SEQRES   3 A  219  ALA GLY LYS SER SER LEU ILE GLN ALA LEU LEU LYS THR          
SEQRES   4 A  219  GLN PRO LEU TYR ASP THR GLN VAL SER VAL SER HIS THR          
SEQRES   5 A  219  THR ARG GLN PRO ARG PRO GLY GLU VAL HIS GLY GLU HIS          
SEQRES   6 A  219  TYR PHE PHE VAL ASN HIS ASP GLU PHE LYS GLU MSE ILE          
SEQRES   7 A  219  SER ARG ASP ALA PHE LEU GLU HIS ALA GLU VAL PHE GLY          
SEQRES   8 A  219  ASN TYR TYR GLY THR SER ARG GLU ALA ILE GLU GLN VAL          
SEQRES   9 A  219  LEU ALA THR GLY VAL ASP VAL PHE LEU ASP ILE ASP TRP          
SEQRES  10 A  219  GLN GLY ALA GLN GLN ILE ARG GLN LYS MSE PRO HIS ALA          
SEQRES  11 A  219  ARG SER ILE PHE ILE LEU PRO PRO SER LYS ILE GLU LEU          
SEQRES  12 A  219  ASP ARG ARG LEU ARG GLY ARG GLY GLN ASP SER GLU GLU          
SEQRES  13 A  219  VAL ILE ALA LYS ARG MSE ALA GLN ALA VAL ALA GLU MSE          
SEQRES  14 A  219  SER HIS TYR ALA GLU TYR ASP TYR LEU ILE VAL ASN ASP          
SEQRES  15 A  219  ASP PHE ASP THR ALA LEU THR ASP LEU LYS THR ILE ILE          
SEQRES  16 A  219  ARG ALA GLU ARG LEU ARG MSE SER ARG GLN LYS GLN ARG          
SEQRES  17 A  219  HIS ASP ALA LEU ILE SER LYS LEU LEU ALA ASP                  
SEQRES   1 B  219  MSE GLY SER ASP LYS ILE HIS HIS HIS HIS HIS HIS MSE          
SEQRES   2 B  219  ALA GLN GLY THR LEU TYR ILE VAL SER ALA PRO SER GLY          
SEQRES   3 B  219  ALA GLY LYS SER SER LEU ILE GLN ALA LEU LEU LYS THR          
SEQRES   4 B  219  GLN PRO LEU TYR ASP THR GLN VAL SER VAL SER HIS THR          
SEQRES   5 B  219  THR ARG GLN PRO ARG PRO GLY GLU VAL HIS GLY GLU HIS          
SEQRES   6 B  219  TYR PHE PHE VAL ASN HIS ASP GLU PHE LYS GLU MSE ILE          
SEQRES   7 B  219  SER ARG ASP ALA PHE LEU GLU HIS ALA GLU VAL PHE GLY          
SEQRES   8 B  219  ASN TYR TYR GLY THR SER ARG GLU ALA ILE GLU GLN VAL          
SEQRES   9 B  219  LEU ALA THR GLY VAL ASP VAL PHE LEU ASP ILE ASP TRP          
SEQRES  10 B  219  GLN GLY ALA GLN GLN ILE ARG GLN LYS MSE PRO HIS ALA          
SEQRES  11 B  219  ARG SER ILE PHE ILE LEU PRO PRO SER LYS ILE GLU LEU          
SEQRES  12 B  219  ASP ARG ARG LEU ARG GLY ARG GLY GLN ASP SER GLU GLU          
SEQRES  13 B  219  VAL ILE ALA LYS ARG MSE ALA GLN ALA VAL ALA GLU MSE          
SEQRES  14 B  219  SER HIS TYR ALA GLU TYR ASP TYR LEU ILE VAL ASN ASP          
SEQRES  15 B  219  ASP PHE ASP THR ALA LEU THR ASP LEU LYS THR ILE ILE          
SEQRES  16 B  219  ARG ALA GLU ARG LEU ARG MSE SER ARG GLN LYS GLN ARG          
SEQRES  17 B  219  HIS ASP ALA LEU ILE SER LYS LEU LEU ALA ASP                  
MODRES 1S96 MSE A   65  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE A  115  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE A  150  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE A  157  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE A  190  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE B   65  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE B  115  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE B  150  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE B  157  MET  SELENOMETHIONINE                                   
MODRES 1S96 MSE B  190  MET  SELENOMETHIONINE                                   
HET    MSE  A  65       8                                                       
HET    MSE  A 115       8                                                       
HET    MSE  A 150       8                                                       
HET    MSE  A 157       8                                                       
HET    MSE  A 190       8                                                       
HET    MSE  B  65       8                                                       
HET    MSE  B 115       8                                                       
HET    MSE  B 150       8                                                       
HET    MSE  B 157       8                                                       
HET    MSE  B 190       8                                                       
HET    PO4  A 401       5                                                       
HET    UNX  A 402       1                                                       
HET    PO4  B 501       5                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM     UNX UNKNOWN ATOM OR ION                                              
FORMUL   1  MSE    10(C5 H11 N O2 SE)                                           
FORMUL   3  PO4    2(O4 P 3-)                                                   
FORMUL   4  UNX    X                                                            
FORMUL   6  HOH   *311(H2 O)                                                    
HELIX    1   1 GLY A   16  GLN A   28  1                                  13    
HELIX    2   2 ASN A   58  ARG A   68  1                                  11    
HELIX    3   3 ARG A   86  ALA A   94  1                                   9    
HELIX    4   4 ASP A  104  MSE A  115  1                                  12    
HELIX    5   5 SER A  127  GLY A  137  1                                  11    
HELIX    6   6 SER A  142  SER A  158  1                                  17    
HELIX    7   7 HIS A  159  TYR A  163  5                                   5    
HELIX    8   8 ASP A  171  LEU A  188  1                                  18    
HELIX    9   9 ARG A  189  HIS A  197  1                                   9    
HELIX   10  10 HIS A  197  ALA A  206  1                                  10    
HELIX   11  11 GLY B   16  GLN B   28  1                                  13    
HELIX   12  12 ASN B   58  ARG B   68  1                                  11    
HELIX   13  13 ARG B   86  ALA B   94  1                                   9    
HELIX   14  14 ASP B  104  MSE B  115  1                                  12    
HELIX   15  15 SER B  127  GLY B  137  1                                  11    
HELIX   16  16 SER B  142  SER B  158  1                                  17    
HELIX   17  17 HIS B  159  TYR B  163  5                                   5    
HELIX   18  18 ASP B  171  LEU B  188  1                                  18    
HELIX   19  19 ARG B  189  HIS B  197  1                                   9    
HELIX   20  20 HIS B  197  ALA B  206  1                                  10    
SHEET    1   A 5 THR A  33  VAL A  35  0                                        
SHEET    2   A 5 ASP A  98  ASP A 102  1  O  PHE A 100   N  GLN A  34           
SHEET    3   A 5 LEU A   6  SER A  10  1  N  TYR A   7   O  LEU A 101           
SHEET    4   A 5 ARG A 119  LEU A 124  1  O  ILE A 121   N  ILE A   8           
SHEET    5   A 5 TYR A 165  VAL A 168  1  O  TYR A 165   N  PHE A 122           
SHEET    1   B 4 PHE A  55  PHE A  56  0                                        
SHEET    2   B 4 HIS A  39  THR A  40  1  N  THR A  40   O  PHE A  55           
SHEET    3   B 4 ASN A  80  SER A  85 -1  O  GLY A  83   N  HIS A  39           
SHEET    4   B 4 PHE A  71  VAL A  77 -1  N  VAL A  77   O  ASN A  80           
SHEET    1   C 5 THR B  33  VAL B  35  0                                        
SHEET    2   C 5 ASP B  98  ASP B 102  1  O  ASP B  98   N  GLN B  34           
SHEET    3   C 5 LEU B   6  SER B  10  1  N  TYR B   7   O  VAL B  99           
SHEET    4   C 5 ARG B 119  LEU B 124  1  O  ILE B 121   N  ILE B   8           
SHEET    5   C 5 TYR B 165  VAL B 168  1  O  ILE B 167   N  LEU B 124           
SHEET    1   D 4 PHE B  55  PHE B  56  0                                        
SHEET    2   D 4 HIS B  39  THR B  40  1  N  THR B  40   O  PHE B  55           
SHEET    3   D 4 TYR B  81  SER B  85 -1  O  GLY B  83   N  HIS B  39           
SHEET    4   D 4 PHE B  71  GLU B  76 -1  N  LEU B  72   O  THR B  84           
LINK         C   GLU A  64                 N   MSE A  65     1555   1555  1.33  
LINK         C   MSE A  65                 N   ILE A  66     1555   1555  1.33  
LINK         C   LYS A 114                 N   MSE A 115     1555   1555  1.34  
LINK         C   MSE A 115                 N   PRO A 116     1555   1555  1.31  
LINK         C   ARG A 149                 N   MSE A 150     1555   1555  1.33  
LINK         C   MSE A 150                 N   ALA A 151     1555   1555  1.35  
LINK         C   GLU A 156                 N   MSE A 157     1555   1555  1.34  
LINK         C   MSE A 157                 N   SER A 158     1555   1555  1.35  
LINK         C   ARG A 189                 N   MSE A 190     1555   1555  1.33  
LINK         C   MSE A 190                 N   SER A 191     1555   1555  1.34  
LINK         C   GLU B  64                 N   MSE B  65     1555   1555  1.34  
LINK         C   MSE B  65                 N   ILE B  66     1555   1555  1.32  
LINK         C   LYS B 114                 N   MSE B 115     1555   1555  1.34  
LINK         C   MSE B 115                 N   PRO B 116     1555   1555  1.32  
LINK         C   ARG B 149                 N   MSE B 150     1555   1555  1.34  
LINK         C   MSE B 150                 N   ALA B 151     1555   1555  1.33  
LINK         C   GLU B 156                 N   MSE B 157     1555   1555  1.34  
LINK         C   MSE B 157                 N   SER B 158     1555   1555  1.32  
LINK         C   ARG B 189                 N   MSE B 190     1555   1555  1.32  
LINK         C   MSE B 190                 N   SER B 191     1555   1555  1.33  
SITE     1 AC1  6 SER A  13  GLY A  14  ALA A  15  GLY A  16                    
SITE     2 AC1  6 UNX A 402  HOH A 482                                          
SITE     1 AC2  4 GLY B  14  ALA B  15  GLY B  16  HOH B 633                    
SITE     1 AC3  4 SER A  18  PO4 A 401  HOH A 482  HOH A 514                    
CRYST1  124.552  124.552  124.552  90.00  90.00  90.00 P 21 3       24          
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      0.008029  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008029  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008029        0.00000