HEADER    SIGNALING PROTEIN                       16-DEC-01   1KMI              
TITLE     CRYSTAL STRUCTURE OF AN E.COLI CHEMOTAXIS PROTEIN, CHEZ               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CHEMOTAXIS PROTEIN CHEY;                                   
COMPND   3 CHAIN: Y;                                                            
COMPND   4 SYNONYM: CHEY;                                                       
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: CHEMOTAXIS PROTEIN CHEZ;                                   
COMPND   7 CHAIN: Z;                                                            
COMPND   8 SYNONYM: CHEZ;                                                       
COMPND   9 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 STRAIN: K0642RECA-PRBB40;                                            
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   7 ORGANISM_TAXID: 562;                                                 
SOURCE   8 STRAIN: K0642RECA-PRBB40                                             
KEYWDS    FOUR-HELIX BUNDLE, SIGNALING PROTEIN                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.ZHAO,E.J.COLLINS,R.B.BOURRET,R.E.SILVERSMITH                        
REVDAT   6   16-AUG-23 1KMI    1       REMARK                                   
REVDAT   5   27-OCT-21 1KMI    1       REMARK SEQADV LINK                       
REVDAT   4   13-JUL-11 1KMI    1       VERSN                                    
REVDAT   3   24-FEB-09 1KMI    1       VERSN                                    
REVDAT   2   31-JUL-02 1KMI    1       JRNL                                     
REVDAT   1   24-JUL-02 1KMI    0                                                
JRNL        AUTH   R.ZHAO,E.J.COLLINS,R.B.BOURRET,R.E.SILVERSMITH               
JRNL        TITL   STRUCTURE AND CATALYTIC MECHANISM OF THE E. COLI CHEMOTAXIS  
JRNL        TITL 2 PHOSPHATASE CHEZ.                                            
JRNL        REF    NAT.STRUCT.BIOL.              V.   9   570 2002              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   12080332                                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.90 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) : 2.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 11330                          
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) : 0.279                           
REMARK   3   FREE R VALUE                     : 0.298                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 563                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2369                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 16                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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) : 0.60                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.009                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.540                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 20.24                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.780                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ANISOTROPIC                               
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 1KMI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JAN-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015111.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 20-AUG-00; 21-SEP-00               
REMARK 200  TEMPERATURE           (KELVIN) : 200; 200                           
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y; Y                               
REMARK 200  RADIATION SOURCE               : NSLS; NSLS                         
REMARK 200  BEAMLINE                       : X25; X4A                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL; NULL                         
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; M                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0087;                            
REMARK 200  0.9789,0.9786,0.9562,1.6490,1.6486,1.5853                           
REMARK 200  MONOCHROMATOR                  : KOHZU DOUBLE CRYSTAL               
REMARK 200                                   MONOCHROMATOR; NON-DISPERSIVE      
REMARK 200                                   DOUBLE CRYSTAL MONOCHROMATOR       
REMARK 200  OPTICS                         : MIRROR; MIRROR                     
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD; CCD                           
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4; BRANDEIS - B4      
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14532                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY                : 7.300                              
REMARK 200  R MERGE                    (I) : 0.07400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 0.9                                
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.45700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; MAD                         
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1FQW AS A PARTIAL MODEL                    
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 74.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: ISOPROPANOL, AMMONIUM ACETATE, BICINE,   
REMARK 280  PH 8.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       27.06650            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       81.64000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       81.64000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       40.59975            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       81.64000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       81.64000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       13.53325            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       81.64000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       81.64000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       40.59975            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       81.64000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       81.64000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       13.53325            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       27.06650            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: THE BIOLOGICAL (CHEY/CHEZ)2 DIMER IS MADE OF TWO             
REMARK 300 (CHEY/CHEZ) MONOMERIC COMPLEXES WHICH ARE RELATED                    
REMARK 300 BY A CRYSTALLOGRAPHIC TWO-FOLD SYMMETRY.                             
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 12360 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 31500 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -109.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: Y, Z                                  
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 -1.000000  0.000000      163.28000            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000      163.28000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       27.06650            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET Y     1                                                      
REMARK 465     MET Z     1                                                      
REMARK 465     MET Z     2                                                      
REMARK 465     GLN Z     3                                                      
REMARK 465     PRO Z     4                                                      
REMARK 465     GLU Z   169                                                      
REMARK 465     ASN Z   170                                                      
REMARK 465     ILE Z   171                                                      
REMARK 465     PRO Z   172                                                      
REMARK 465     GLU Z   173                                                      
REMARK 465     GLN Z   174                                                      
REMARK 465     GLU Z   175                                                      
REMARK 465     SER Z   176                                                      
REMARK 465     ARG Z   177                                                      
REMARK 465     PRO Z   178                                                      
REMARK 465     LYS Z   179                                                      
REMARK 465     ARG Z   180                                                      
REMARK 465     GLU Z   181                                                      
REMARK 465     ASN Z   182                                                      
REMARK 465     GLN Z   183                                                      
REMARK 465     SER Z   184                                                      
REMARK 465     LEU Z   185                                                      
REMARK 465     LEU Z   186                                                      
REMARK 465     ASN Z   187                                                      
REMARK 465     GLY Z   188                                                      
REMARK 465     PRO Z   189                                                      
REMARK 465     GLN Z   190                                                      
REMARK 465     VAL Z   191                                                      
REMARK 465     ASP Z   192                                                      
REMARK 465     THR Z   193                                                      
REMARK 465     SER Z   194                                                      
REMARK 465     LYS Z   195                                                      
REMARK 465     ALA Z   196                                                      
REMARK 465     GLY Z   197                                                      
REMARK 465     VAL Z   198                                                      
REMARK 465     VAL Z   199                                                      
REMARK 465     ALA Z   200                                                      
REMARK 465     PHE Z   214                                                      
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    THR Y  16      -56.51    -29.04                                   
REMARK 500    ASN Y  32       78.93   -106.72                                   
REMARK 500    TRP Y  58      -62.90    -96.01                                   
REMARK 500    ASN Y  62      -45.33     76.43                                   
REMARK 500    MET Y  63      103.73   -166.74                                   
REMARK 500    PRO Z   8     -130.73    -92.74                                   
REMARK 500    ALA Z   9      -69.23   -142.94                                   
REMARK 500    ASP Z  10       59.91    -58.30                                   
REMARK 500    HIS Z  12      129.69    -35.08                                   
REMARK 500    GLN Z  39      -73.20    -69.75                                   
REMARK 500    ILE Z  41        0.66    -62.02                                   
REMARK 500    GLN Z  64      -73.35   -102.28                                   
REMARK 500    ALA Z  65        1.63    -55.80                                   
REMARK 500    MET Z 136      -87.77    -60.91                                   
REMARK 500    MET Z 137      -59.30    -23.27                                   
REMARK 500    ASP Z 140      -25.30    -28.99                                   
REMARK 500    MET Z 152       -6.60    -55.55                                   
REMARK 500    ILE Z 159      -16.27    -44.78                                   
REMARK 500    LEU Z 208      -74.82    -76.56                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG Y 301  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP Y  13   OD1                                                    
REMARK 620 2 ASP Y  57   OD2  90.3                                              
REMARK 620 3 ASN Y  59   O    69.1  72.5                                        
REMARK 620 4 BEF Y 201   F1  150.3  61.2  92.7                                  
REMARK 620 5 GLN Z 147   OE1 144.1 122.6 130.4  65.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BEF Y 201  BE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP Y  57   OD1                                                    
REMARK 620 2 BEF Y 201   F1  109.2                                              
REMARK 620 3 BEF Y 201   F2  109.6 108.8                                        
REMARK 620 4 BEF Y 201   F3  111.1 109.2 108.9                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG Y 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEF Y 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BCN Z 215                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1FQW   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF ACTIVATED CHEY                                  
REMARK 900 RELATED ID: 1F4V   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF ACTIVATED CHEY BOUND TO THE N-TERMINUS OF FLIM  
DBREF  1KMI Y    1   129  UNP    P06143   CHEY_ECOLI       0    128             
DBREF  1KMI Z    1   214  UNP    P0A9H9   CHEZ_ECOLI       1    214             
SEQADV 1KMI LYS Z  134  UNP  P0A9H9    GLU   134 ENGINEERED MUTATION            
SEQRES   1 Y  129  MET ALA ASP LYS GLU LEU LYS PHE LEU VAL VAL ASP ASP          
SEQRES   2 Y  129  PHE SER THR MET ARG ARG ILE VAL ARG ASN LEU LEU LYS          
SEQRES   3 Y  129  GLU LEU GLY PHE ASN ASN VAL GLU GLU ALA GLU ASP GLY          
SEQRES   4 Y  129  VAL ASP ALA LEU ASN LYS LEU GLN ALA GLY GLY TYR GLY          
SEQRES   5 Y  129  PHE VAL ILE SER ASP TRP ASN MET PRO ASN MET ASP GLY          
SEQRES   6 Y  129  LEU GLU LEU LEU LYS THR ILE ARG ALA ASP GLY ALA MET          
SEQRES   7 Y  129  SER ALA LEU PRO VAL LEU MET VAL THR ALA GLU ALA LYS          
SEQRES   8 Y  129  LYS GLU ASN ILE ILE ALA ALA ALA GLN ALA GLY ALA SER          
SEQRES   9 Y  129  GLY TYR VAL VAL LYS PRO PHE THR ALA ALA THR LEU GLU          
SEQRES  10 Y  129  GLU LYS LEU ASN LYS ILE PHE GLU LYS LEU GLY MET              
SEQRES   1 Z  214  MET MET GLN PRO SER ILE LYS PRO ALA ASP GLU HIS SER          
SEQRES   2 Z  214  ALA GLY ASP ILE ILE ALA ARG ILE GLY SER LEU THR ARG          
SEQRES   3 Z  214  MET LEU ARG ASP SER LEU ARG GLU LEU GLY LEU ASP GLN          
SEQRES   4 Z  214  ALA ILE ALA GLU ALA ALA GLU ALA ILE PRO ASP ALA ARG          
SEQRES   5 Z  214  ASP ARG LEU TYR TYR VAL VAL GLN MET THR ALA GLN ALA          
SEQRES   6 Z  214  ALA GLU ARG ALA LEU ASN SER VAL GLU ALA SER GLN PRO          
SEQRES   7 Z  214  HIS GLN ASP GLN MET GLU LYS SER ALA LYS ALA LEU THR          
SEQRES   8 Z  214  GLN ARG TRP ASP ASP TRP PHE ALA ASP PRO ILE ASP LEU          
SEQRES   9 Z  214  ALA ASP ALA ARG GLU LEU VAL THR ASP THR ARG GLN PHE          
SEQRES  10 Z  214  LEU ALA ASP VAL PRO ALA HIS THR SER PHE THR ASN ALA          
SEQRES  11 Z  214  GLN LEU LEU LYS ILE MET MET ALA GLN ASP PHE GLN ASP          
SEQRES  12 Z  214  LEU THR GLY GLN VAL ILE LYS ARG MET MET ASP VAL ILE          
SEQRES  13 Z  214  GLN GLU ILE GLU ARG GLN LEU LEU MET VAL LEU LEU GLU          
SEQRES  14 Z  214  ASN ILE PRO GLU GLN GLU SER ARG PRO LYS ARG GLU ASN          
SEQRES  15 Z  214  GLN SER LEU LEU ASN GLY PRO GLN VAL ASP THR SER LYS          
SEQRES  16 Z  214  ALA GLY VAL VAL ALA SER GLN ASP GLN VAL ASP ASP LEU          
SEQRES  17 Z  214  LEU ASP SER LEU GLY PHE                                      
HET     MG  Y 301       1                                                       
HET    BEF  Y 201       4                                                       
HET    BCN  Z 215      11                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     BEF BERYLLIUM TRIFLUORIDE ION                                        
HETNAM     BCN BICINE                                                           
FORMUL   3   MG    MG 2+                                                        
FORMUL   4  BEF    BE F3 1-                                                     
FORMUL   5  BCN    C6 H13 N O4                                                  
HELIX    1   1 PHE Y   14  LEU Y   28  1                                  15    
HELIX    2   2 ASP Y   38  GLY Y   49  1                                  12    
HELIX    3   3 ASP Y   64  ASP Y   75  1                                  12    
HELIX    4   4 LYS Y   91  ALA Y  101  1                                  11    
HELIX    5   5 THR Y  112  LEU Y  127  1                                  16    
HELIX    6   6 SER Z   13  GLY Z   36  1                                  24    
HELIX    7   7 GLY Z   36  ALA Z   44  1                                   9    
HELIX    8   8 ALA Z   47  LEU Z   55  1                                   9    
HELIX    9   9 TYR Z   57  ALA Z   65  1                                   9    
HELIX   10  10 GLU Z   67  PHE Z   98  1                                  32    
HELIX   11  11 ASP Z  103  GLN Z  139  1                                  37    
HELIX   12  12 ASP Z  140  GLN Z  162  1                                  23    
HELIX   13  13 ASP Z  203  GLY Z  213  1                                  11    
SHEET    1   A 5 VAL Y  33  ALA Y  36  0                                        
SHEET    2   A 5 PHE Y   8  VAL Y  11  1  N  VAL Y  10   O  GLU Y  34           
SHEET    3   A 5 PHE Y  53  SER Y  56  1  O  ILE Y  55   N  VAL Y  11           
SHEET    4   A 5 VAL Y  83  THR Y  87  1  O  VAL Y  86   N  SER Y  56           
SHEET    5   A 5 GLY Y 105  VAL Y 108  1  O  VAL Y 107   N  MET Y  85           
LINK         OD1 ASP Y  13                MG    MG Y 301     1555   1555  2.40  
LINK         OD1 ASP Y  57                BE   BEF Y 201     1555   1555  1.52  
LINK         OD2 ASP Y  57                MG    MG Y 301     1555   1555  2.38  
LINK         O   ASN Y  59                MG    MG Y 301     1555   1555  2.64  
LINK         F1  BEF Y 201                MG    MG Y 301     1555   1555  2.10  
LINK        MG    MG Y 301                 OE1 GLN Z 147     1555   1555  2.37  
CISPEP   1 LYS Y  109    PRO Y  110          0        -0.23                     
CISPEP   2 LYS Z    7    PRO Z    8          0         0.56                     
SITE     1 AC1  5 ASP Y  13  ASP Y  57  ASN Y  59  BEF Y 201                    
SITE     2 AC1  5 GLN Z 147                                                     
SITE     1 AC2  7 ASP Y  57  TRP Y  58  ASN Y  59  THR Y  87                    
SITE     2 AC2  7 ALA Y  88   MG Y 301  GLN Z 147                               
SITE     1 AC3  4 HIS Z  12  GLN Z  39  PHE Z  98  THR Z 112                    
CRYST1  163.280  163.280   54.133  90.00  90.00  90.00 P 43 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.006124  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006124  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018473        0.00000