HEADER    TRANSCRIPTION ACTIVATOR                 19-APR-05   1ZES              
TITLE     BEF3- ACTIVATED PHOB RECEIVER DOMAIN                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHOSPHATE REGULON TRANSCRIPTIONAL REGULATORY PROTEIN PHOB; 
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 FRAGMENT: N-TERMINAL DOMAIN (RESIDUES 1-125);                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: PHOB;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PJES307;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PEF28;                                    
SOURCE  10 OTHER_DETAILS: RESTRICTION SITES NDE1, BAMH1                         
KEYWDS    CHEY-LIKE FOLD, RESPONSE REGULATOR, TRANSCRIPTION FACTOR, PHOB,       
KEYWDS   2 ACTIVATED, TRANSCRIPTION ACTIVATOR                                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    P.BACHHAWAT,G.T.MONTELIONE,A.M.STOCK                                  
REVDAT   4   14-FEB-24 1ZES    1       REMARK                                   
REVDAT   3   20-OCT-21 1ZES    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1ZES    1       VERSN                                    
REVDAT   1   20-SEP-05 1ZES    0                                                
JRNL        AUTH   P.BACHHAWAT,G.V.SWAPNA,G.T.MONTELIONE,A.M.STOCK              
JRNL        TITL   MECHANISM OF ACTIVATION FOR TRANSCRIPTION FACTOR PHOB        
JRNL        TITL 2 SUGGESTED BY DIFFERENT MODES OF DIMERIZATION IN THE INACTIVE 
JRNL        TITL 3 AND ACTIVE STATES.                                           
JRNL        REF    STRUCTURE                     V.  13  1353 2005              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   16154092                                                     
JRNL        DOI    10.1016/J.STR.2005.06.006                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0005                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.70                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 90.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 22248                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.194                           
REMARK   3   R VALUE            (WORKING SET) : 0.189                           
REMARK   3   FREE R VALUE                     : 0.240                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 8.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2135                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1402                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 71.71                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2090                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 0                            
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2835                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 15                                      
REMARK   3   SOLVENT ATOMS            : 179                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.76                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.04000                                             
REMARK   3    B22 (A**2) : -0.04000                                             
REMARK   3    B33 (A**2) : 0.07000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.211         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.180         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.103         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.418         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.944                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.912                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2890 ; 0.015 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3910 ; 1.567 ; 1.982       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   355 ; 5.966 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   135 ;36.946 ;24.074       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   515 ;14.416 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    27 ;18.430 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   441 ; 0.099 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2175 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1334 ; 0.209 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1998 ; 0.306 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   217 ; 0.196 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     3 ; 0.037 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    80 ; 0.220 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    27 ; 0.223 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1872 ; 0.942 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2904 ; 1.410 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1165 ; 2.342 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1006 ; 3.860 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : B C A                           
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 1                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     B      3       B      38      6                      
REMARK   3           1     C      3       C      38      6                      
REMARK   3           1     A      3       A      38      6                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   LOOSE POSITIONAL   1    C    (A):    260 ;  0.43 ;  5.00           
REMARK   3   LOOSE POSITIONAL   1    C    (A):    260 ;  0.40 ;  5.00           
REMARK   3   LOOSE POSITIONAL   1    A    (A):    260 ;  0.60 ;  5.00           
REMARK   3   LOOSE THERMAL      1    C (A**2):    260 ;  2.05 ; 10.00           
REMARK   3   LOOSE THERMAL      1    C (A**2):    260 ;  1.90 ; 10.00           
REMARK   3   LOOSE THERMAL      1    A (A**2):    260 ;  1.77 ; 10.00           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1ZES COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-APR-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000032635.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-FEB-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.9                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X4A                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97176                            
REMARK 200  MONOCHROMATOR                  : KOHZU DOUBLE CRYSTAL               
REMARK 200                                   MONOCHROMATOR WITH A SAGITTALLY    
REMARK 200                                   FOCUSED SECOND CRYSTAL. CRYSTAL    
REMARK 200                                   TYPE SI(111)                       
REMARK 200  OPTICS                         : SPHERICAL MIRRORS                  
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   : 25424                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
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     (%) : 93.7                               
REMARK 200  DATA REDUNDANCY                : 11.71                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.4300                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 86.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.89                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.78000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.710                              
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   (%): 39.31                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM THIOCYANATE, PEG3350, PH 6.9,     
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                     
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       54.53550            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       38.93450            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       38.93450            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       81.80325            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       38.93450            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       38.93450            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       27.26775            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       38.93450            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       38.93450            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       81.80325            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       38.93450            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       38.93450            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       27.26775            
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       54.53550            
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 300 REMARK: CHAINS B AND C FORM A DIMER WHICH IS THE BIOLOGICAL UNIT, A  
REMARK 300 FORMS A DIMER WITH A SYM METRY RELATED MOLECULE                      
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                                     
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        0.00000            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       54.53550            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH B 343  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     SER A   124                                                      
REMARK 465     GLN A   125                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     GLU B    44                                                      
REMARK 465     PRO B    45                                                      
REMARK 465     ILE B   123                                                      
REMARK 465     SER B   124                                                      
REMARK 465     GLN B   125                                                      
REMARK 465     MET C     1                                                      
REMARK 465     ALA C     2                                                      
REMARK 465     ILE C   123                                                      
REMARK 465     SER C   124                                                      
REMARK 465     GLN C   125                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A   3    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A   4    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A  28    CG   CD   OE1  NE2                                  
REMARK 470     ARG A  93    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG B   3    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     TRP B  46    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP B  46    CZ3  CH2                                            
REMARK 470     ASP B  76    CG   OD1  OD2                                       
REMARK 470     GLU B  89    CG   CD   OE1  OE2                                  
REMARK 470     GLU C  44    CG   CD   OE1  OE2                                  
REMARK 470     ARG C  70    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS C 110    CG   CD   CE   NZ                                   
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 A 302  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  10   OD1                                                    
REMARK 620 2 ASP A  53   OD2  91.2                                              
REMARK 620 3 MET A  55   O    93.4  96.7                                        
REMARK 620 4 BEF A 201   F1  175.4  87.0  91.1                                  
REMARK 620 5 HOH A 303   O    86.6  86.1 177.2  89.0                            
REMARK 620 6 HOH A 304   O    91.3 173.1  89.6  89.9  87.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BEF A 201  BE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  53   OD1                                                    
REMARK 620 2 BEF A 201   F1  112.3                                              
REMARK 620 3 BEF A 201   F2  102.7 110.3                                        
REMARK 620 4 BEF A 201   F3  112.6 109.1 109.7                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 303  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B  10   OD1                                                    
REMARK 620 2 ASP B  53   OD2  85.0                                              
REMARK 620 3 MET B  55   O    91.2  84.4                                        
REMARK 620 4 BEF B 202   F1  171.2  86.8  91.2                                  
REMARK 620 5 HOH B 304   O    86.9  91.5 175.6  90.1                            
REMARK 620 6 HOH B 307   O    91.0 170.0  86.6  97.6  97.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BEF B 202  BE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B  53   OD1                                                    
REMARK 620 2 BEF B 202   F1  109.6                                              
REMARK 620 3 BEF B 202   F2  101.6 109.0                                        
REMARK 620 4 BEF B 202   F3  116.3 109.5 110.5                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG C 301  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP C  10   OD1                                                    
REMARK 620 2 ASP C  53   OD2  83.3                                              
REMARK 620 3 MET C  55   O    85.9  85.6                                        
REMARK 620 4 BEF C 203   F1  166.6  83.5  90.6                                  
REMARK 620 5 HOH C 309   O    94.8  91.7 177.0  88.1                            
REMARK 620 6 HOH C 315   O    89.9 171.0  88.0 102.9  94.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             BEF C 203  BE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP C  53   OD1                                                    
REMARK 620 2 BEF C 203   F1  107.1                                              
REMARK 620 3 BEF C 203   F2  110.1 109.7                                        
REMARK 620 4 BEF C 203   F3  109.6 109.7 110.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 650                                                                      
REMARK 650 HELIX                                                                
REMARK 650 DETERMINATION METHOD: AUTHOR                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG C 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 302                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 303                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEF A 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEF B 202                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEF C 203                 
DBREF  1ZES A    1   125  UNP    P08402   PHOB_ECOLI       1    125             
DBREF  1ZES B    1   125  UNP    P08402   PHOB_ECOLI       1    125             
DBREF  1ZES C    1   125  UNP    P08402   PHOB_ECOLI       1    125             
SEQADV 1ZES GLN A  125  UNP  P08402    PRO   125 ENGINEERED MUTATION            
SEQADV 1ZES GLN B  125  UNP  P08402    PRO   125 ENGINEERED MUTATION            
SEQADV 1ZES GLN C  125  UNP  P08402    PRO   125 ENGINEERED MUTATION            
SEQRES   1 A  125  MET ALA ARG ARG ILE LEU VAL VAL GLU ASP GLU ALA PRO          
SEQRES   2 A  125  ILE ARG GLU MET VAL CYS PHE VAL LEU GLU GLN ASN GLY          
SEQRES   3 A  125  PHE GLN PRO VAL GLU ALA GLU ASP TYR ASP SER ALA VAL          
SEQRES   4 A  125  ASN GLN LEU ASN GLU PRO TRP PRO ASP LEU ILE LEU LEU          
SEQRES   5 A  125  ASP TRP MET LEU PRO GLY GLY SER GLY ILE GLN PHE ILE          
SEQRES   6 A  125  LYS HIS LEU LYS ARG GLU SER MET THR ARG ASP ILE PRO          
SEQRES   7 A  125  VAL VAL MET LEU THR ALA ARG GLY GLU GLU GLU ASP ARG          
SEQRES   8 A  125  VAL ARG GLY LEU GLU THR GLY ALA ASP ASP TYR ILE THR          
SEQRES   9 A  125  LYS PRO PHE SER PRO LYS GLU LEU VAL ALA ARG ILE LYS          
SEQRES  10 A  125  ALA VAL MET ARG ARG ILE SER GLN                              
SEQRES   1 B  125  MET ALA ARG ARG ILE LEU VAL VAL GLU ASP GLU ALA PRO          
SEQRES   2 B  125  ILE ARG GLU MET VAL CYS PHE VAL LEU GLU GLN ASN GLY          
SEQRES   3 B  125  PHE GLN PRO VAL GLU ALA GLU ASP TYR ASP SER ALA VAL          
SEQRES   4 B  125  ASN GLN LEU ASN GLU PRO TRP PRO ASP LEU ILE LEU LEU          
SEQRES   5 B  125  ASP TRP MET LEU PRO GLY GLY SER GLY ILE GLN PHE ILE          
SEQRES   6 B  125  LYS HIS LEU LYS ARG GLU SER MET THR ARG ASP ILE PRO          
SEQRES   7 B  125  VAL VAL MET LEU THR ALA ARG GLY GLU GLU GLU ASP ARG          
SEQRES   8 B  125  VAL ARG GLY LEU GLU THR GLY ALA ASP ASP TYR ILE THR          
SEQRES   9 B  125  LYS PRO PHE SER PRO LYS GLU LEU VAL ALA ARG ILE LYS          
SEQRES  10 B  125  ALA VAL MET ARG ARG ILE SER GLN                              
SEQRES   1 C  125  MET ALA ARG ARG ILE LEU VAL VAL GLU ASP GLU ALA PRO          
SEQRES   2 C  125  ILE ARG GLU MET VAL CYS PHE VAL LEU GLU GLN ASN GLY          
SEQRES   3 C  125  PHE GLN PRO VAL GLU ALA GLU ASP TYR ASP SER ALA VAL          
SEQRES   4 C  125  ASN GLN LEU ASN GLU PRO TRP PRO ASP LEU ILE LEU LEU          
SEQRES   5 C  125  ASP TRP MET LEU PRO GLY GLY SER GLY ILE GLN PHE ILE          
SEQRES   6 C  125  LYS HIS LEU LYS ARG GLU SER MET THR ARG ASP ILE PRO          
SEQRES   7 C  125  VAL VAL MET LEU THR ALA ARG GLY GLU GLU GLU ASP ARG          
SEQRES   8 C  125  VAL ARG GLY LEU GLU THR GLY ALA ASP ASP TYR ILE THR          
SEQRES   9 C  125  LYS PRO PHE SER PRO LYS GLU LEU VAL ALA ARG ILE LYS          
SEQRES  10 C  125  ALA VAL MET ARG ARG ILE SER GLN                              
HET     MG  A 302       1                                                       
HET    BEF  A 201       4                                                       
HET     MG  B 303       1                                                       
HET    BEF  B 202       4                                                       
HET     MG  C 301       1                                                       
HET    BEF  C 203       4                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     BEF BERYLLIUM TRIFLUORIDE ION                                        
FORMUL   4   MG    3(MG 2+)                                                     
FORMUL   5  BEF    3(BE F3 1-)                                                  
FORMUL  10  HOH   *179(H2 O)                                                    
HELIX    1   1 GLU A   11  ASN A   25  1                                  15    
HELIX    2   2 ASP A   34  LEU A   42  1                                   9    
HELIX    3   3 SER A   60  GLU A   71  1                                  12    
HELIX    4   4 GLU A   87  GLY A   98  1                                  12    
HELIX    5   5 SER A  108  ARG A  122  1                                  15    
HELIX    6   6 GLU B   11  ASN B   25  1                                  15    
HELIX    7   7 ASP B   34  LEU B   42  1                                   9    
HELIX    8   8 SER B   60  GLU B   71  1                                  12    
HELIX    9   9 GLU B   87  GLY B   98  1                                  12    
HELIX   10  10 SER B  108  ARG B  121  1                                  14    
HELIX   11  11 GLU C   11  ASN C   25  1                                  15    
HELIX   12  12 ASP C   34  ASN C   40  1                                   7    
HELIX   13  13 SER C   60  GLU C   71  1                                  12    
HELIX   14  14 GLU C   87  GLY C   98  1                                  12    
HELIX   15  15 SER C  108  ARG C  122  1                                  15    
SHEET    1   A 5 GLN A  28  ALA A  32  0                                        
SHEET    2   A 5 ARG A   4  VAL A   8  1  N  VAL A   7   O  VAL A  30           
SHEET    3   A 5 LEU A  49  LEU A  52  1  O  LEU A  51   N  VAL A   8           
SHEET    4   A 5 VAL A  79  THR A  83  1  O  VAL A  80   N  LEU A  52           
SHEET    5   A 5 ASP A 101  THR A 104  1  O  ILE A 103   N  MET A  81           
SHEET    1   B 5 GLN B  28  ALA B  32  0                                        
SHEET    2   B 5 ARG B   4  VAL B   8  1  N  VAL B   7   O  VAL B  30           
SHEET    3   B 5 LEU B  49  LEU B  52  1  O  LEU B  51   N  VAL B   8           
SHEET    4   B 5 VAL B  79  THR B  83  1  O  VAL B  80   N  ILE B  50           
SHEET    5   B 5 ASP B 101  THR B 104  1  O  ILE B 103   N  MET B  81           
SHEET    1   C 5 GLN C  28  ALA C  32  0                                        
SHEET    2   C 5 ARG C   4  VAL C   8  1  N  VAL C   7   O  VAL C  30           
SHEET    3   C 5 LEU C  49  LEU C  52  1  O  LEU C  51   N  VAL C   8           
SHEET    4   C 5 VAL C  79  THR C  83  1  O  VAL C  80   N  ILE C  50           
SHEET    5   C 5 ASP C 101  THR C 104  1  O  ILE C 103   N  MET C  81           
LINK         OD1 ASP A  10                MG    MG A 302     1555   1555  2.07  
LINK         OD1 ASP A  53                BE   BEF A 201     1555   1555  1.70  
LINK         OD2 ASP A  53                MG    MG A 302     1555   1555  1.98  
LINK         O   MET A  55                MG    MG A 302     1555   1555  2.04  
LINK         F1  BEF A 201                MG    MG A 302     1555   1555  2.17  
LINK        MG    MG A 302                 O   HOH A 303     1555   1555  2.18  
LINK        MG    MG A 302                 O   HOH A 304     1555   1555  2.16  
LINK         OD1 ASP B  10                MG    MG B 303     1555   1555  2.04  
LINK         OD1 ASP B  53                BE   BEF B 202     1555   1555  1.63  
LINK         OD2 ASP B  53                MG    MG B 303     1555   1555  2.09  
LINK         O   MET B  55                MG    MG B 303     1555   1555  2.15  
LINK         F1  BEF B 202                MG    MG B 303     1555   1555  2.05  
LINK        MG    MG B 303                 O   HOH B 304     1555   1555  2.07  
LINK        MG    MG B 303                 O   HOH B 307     1555   1555  2.02  
LINK         OD1 ASP C  10                MG    MG C 301     1555   1555  2.12  
LINK         OD1 ASP C  53                BE   BEF C 203     1555   1555  1.75  
LINK         OD2 ASP C  53                MG    MG C 301     1555   1555  2.19  
LINK         O   MET C  55                MG    MG C 301     1555   1555  2.23  
LINK         F1  BEF C 203                MG    MG C 301     1555   1555  2.02  
LINK        MG    MG C 301                 O   HOH C 309     1555   1555  2.04  
LINK        MG    MG C 301                 O   HOH C 315     1555   1555  1.98  
CISPEP   1 GLU A   44    PRO A   45          0        -3.22                     
CISPEP   2 LYS A  105    PRO A  106          0        -5.22                     
CISPEP   3 LYS B  105    PRO B  106          0        -1.96                     
CISPEP   4 GLU C   44    PRO C   45          0        -7.25                     
CISPEP   5 LYS C  105    PRO C  106          0         5.23                     
SITE     1 AC1  6 ASP C  10  ASP C  53  MET C  55  BEF C 203                    
SITE     2 AC1  6 HOH C 309  HOH C 315                                          
SITE     1 AC2  6 ASP A  10  ASP A  53  MET A  55  BEF A 201                    
SITE     2 AC2  6 HOH A 303  HOH A 304                                          
SITE     1 AC3  6 ASP B  10  ASP B  53  MET B  55  BEF B 202                    
SITE     2 AC3  6 HOH B 304  HOH B 307                                          
SITE     1 AC4 10 ASP A  53  TRP A  54  MET A  55  THR A  83                    
SITE     2 AC4 10 ALA A  84  LYS A 105   MG A 302  HOH A 303                    
SITE     3 AC4 10 HOH A 304  HOH A 332                                          
SITE     1 AC5  9 ASP B  53  TRP B  54  MET B  55  THR B  83                    
SITE     2 AC5  9 ALA B  84  LYS B 105   MG B 303  HOH B 304                    
SITE     3 AC5  9 HOH B 307                                                     
SITE     1 AC6  8 ASP C  53  TRP C  54  MET C  55  THR C  83                    
SITE     2 AC6  8 ALA C  84  LYS C 105   MG C 301  HOH C 309                    
CRYST1   77.869   77.869  109.071  90.00  90.00  90.00 P 43 21 2    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      0.012842  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012842  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009168        0.00000