HEADER    ISOMERASE                               08-SEP-00   1FS5              
TITLE     A DISCOVERY OF THREE ALTERNATE CONFORMATIONS IN THE ACTIVE SITE OF    
TITLE    2 GLUCOSAMINE-6-PHOSPHATE ISOMERASE                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLUCOSAMINE-6-PHOSPHATE DEAMINASE;                         
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: GLUCOSAMINE-6-PHOSPHATE DEAMINASE, GNPDA, GLCN6P DEAMINASE; 
COMPND   5 EC: 5.3.1.10;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PTZ18-R                                   
KEYWDS    ALLOSTERIC ENZYME, ENTROPIC EFFECTS, ALDOSE-KETOSE ISOMERASE,         
KEYWDS   2 MULTIPLE CONFORMERS, ISOMERASE                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.RUDINO-PINERA,S.MORALES-ARRIETA,S.P.ROJAS-TREJO,E.HORJALES          
REVDAT   6   07-FEB-24 1FS5    1       HETSYN                                   
REVDAT   5   29-JUL-20 1FS5    1       COMPND REMARK HETNAM SITE                
REVDAT   4   04-OCT-17 1FS5    1       REMARK                                   
REVDAT   3   13-JUL-11 1FS5    1       VERSN                                    
REVDAT   2   24-FEB-09 1FS5    1       VERSN                                    
REVDAT   1   04-JAN-02 1FS5    0                                                
JRNL        AUTH   E.RUDINO-PINERA,S.MORALES-ARRIETA,S.P.ROJAS-TREJO,E.HORJALES 
JRNL        TITL   STRUCTURAL FLEXIBILITY, AN ESSENTIAL COMPONENT OF THE        
JRNL        TITL 2 ALLOSTERIC ACTIVATION IN ESCHERICHIA COLI                    
JRNL        TITL 3 GLUCOSAMINE-6-PHOSPHATE DEAMINASE.                           
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  58    10 2002              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   11752775                                                     
JRNL        DOI    10.1107/S0907444901016699                                    
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   G.OLIVA,M.R.M.FONTES,R.C.GARRATT,M.M.ALTAMIRANO,             
REMARK   1  AUTH 2 M.L.CALCAGNO,E.HORJALES                                      
REMARK   1  TITL   STRUCTURE AND CATALYTIC MECHANISM OF GLUCOSAMINE-6-PHOSPHATE 
REMARK   1  TITL 2 DEAMINASE FROM ESCHERICHIA COLI AT 2.1A RESOLUTION           
REMARK   1  REF    STRUCTURE                     V.   3  1323 1995              
REMARK   1  REFN                   ISSN 0969-2126                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   E.HORJALES,M.M.ALTAMIRANO,M.L.CALCAGNO,R.C.GARRATT,G.OLIVA   
REMARK   1  TITL   THE ALLOSTERIC TRANSITION OF GLUCOSAMINE-6-PHOSPHATE         
REMARK   1  TITL 2 DEAMINASE: THE STRUCTURE OF THE T STATE AT 2.3A RESOLUTION   
REMARK   1  REF    STRUCTURE                     V.   7   527 1999              
REMARK   1  REFN                   ISSN 0969-2126                               
REMARK   1  DOI    10.1016/S0969-2126(99)80069-0                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.73 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) : 1.73                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
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)   (%) : 95.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 65086                          
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) : 0.212                           
REMARK   3   FREE R VALUE                     : 0.251                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 6599                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
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) : 1.74                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.85                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 9524                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2410                       
REMARK   3   BIN FREE R VALUE                    : 0.2810                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.40                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 1100                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.008                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4184                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 48                                      
REMARK   3   SOLVENT ATOMS            : 1038                                    
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.78000                                              
REMARK   3    B22 (A**2) : 0.78000                                              
REMARK   3    B33 (A**2) : -1.56000                                             
REMARK   3    B12 (A**2) : -1.75000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.21                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.12                            
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) : 0.25                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.15                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.920                           
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) : 0.490 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 0.850 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 0.810 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 1.220 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.35                                                 
REMARK   3   BSOL        : 47.91                                                
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 1FS5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-SEP-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000011855.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 09-JAN-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRL                               
REMARK 200  BEAMLINE                       : BL9-1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.7820                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : CCP4                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.730                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.9                               
REMARK 200  DATA REDUNDANCY                : 3.500                              
REMARK 200  R MERGE                    (I) : 0.09000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.1000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.73                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.85                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.63                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: HEPES, SODIUM POTASSIUM TATRATE, PH      
REMARK 280  7.0, VAPOR DIFFUSION, HANGING DROP AT 291K                          
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2                            
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z                                               
REMARK 290       6555   -X,-X+Y,-Z                                              
REMARK 290       7555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       8555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       9555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290      10555   Y+2/3,X+1/3,-Z+1/3                                      
REMARK 290      11555   X-Y+2/3,-Y+1/3,-Z+1/3                                   
REMARK 290      12555   -X+2/3,-X+Y+1/3,-Z+1/3                                  
REMARK 290      13555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290      14555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290      15555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290      16555   Y+1/3,X+2/3,-Z+2/3                                      
REMARK 290      17555   X-Y+1/3,-Y+2/3,-Z+2/3                                   
REMARK 290      18555   -X+1/3,-X+Y+2/3,-Z+2/3                                  
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000       62.11400            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       35.86153            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       74.24133            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       62.11400            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       35.86153            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       74.24133            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       62.11400            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       35.86153            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       74.24133            
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       62.11400            
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       35.86153            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       74.24133            
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       62.11400            
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       35.86153            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       74.24133            
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       62.11400            
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       35.86153            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       74.24133            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       71.72307            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000      148.48267            
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       71.72307            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000      148.48267            
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       71.72307            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000      148.48267            
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       71.72307            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000      148.48267            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       71.72307            
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000      148.48267            
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       71.72307            
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000      148.48267            
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 ASSEMBLY IS A HEXAMER CONSTRUCTED FROM        
REMARK 300 MONOMERS A AND B GENERATED BY THE THREE-FOLD.                        
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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 15670 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 60370 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -68.0 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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
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 B   119     O    HOH B  2586              2.10            
REMARK 500   NH1  ARG A   172     O    HOH A  1668              2.13            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH B  2660     O    HOH B  2660     3555     2.00            
REMARK 500   O    HOH B  2273     O    HOH B  2273    18445     2.09            
REMARK 500   O    HOH A  1472     O    HOH A  1472     6555     2.15            
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    LEU A 266   CA  -  C   -  O   ANGL. DEV. = -20.8 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    PHE A  93      -68.03   -149.07                                   
REMARK 500    ASP A  98       43.01    -81.86                                   
REMARK 500    ALA A 145     -140.87     58.62                                   
REMARK 500    ALA A 150       36.57     77.08                                   
REMARK 500    VAL B  75       65.35   -110.37                                   
REMARK 500    LYS B  79       21.45    -79.84                                   
REMARK 500    GLU B  83       45.39    -84.22                                   
REMARK 500    PHE B  93      -66.47   -148.71                                   
REMARK 500    ASP B  98       35.66    -89.23                                   
REMARK 500    ASN B 110       21.30    -66.81                                   
REMARK 500    ILE B 114      -60.43   -107.11                                   
REMARK 500    ALA B 145     -117.30     64.09                                   
REMARK 500    ALA B 145     -114.34     60.06                                   
REMARK 500    ALA B 145      -84.59     68.97                                   
REMARK 500    PHE B 146       16.30   -160.82                                   
REMARK 500    ALA B 150       23.06     85.81                                   
REMARK 500    PHE B 174       38.83    -98.61                                   
REMARK 500    ASN B 176       78.48     57.03                                   
REMARK 500    GLN B 180       36.14    -76.89                                   
REMARK 500    ALA B 185      146.33    174.60                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1DEA   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE SAME MOLECULE COMPLEXED WITH PHOSPHATE IONS             
REMARK 900 RELATED ID: 1HOT   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE SAME MOLECULE COMPLEXED WITH THE ALLOSTERIC ACTIVATOR   
REMARK 900 N-ACETYL-GLUCOSAMINE-6-PHOSPHATE AT 2.4A RESOLUTION                  
REMARK 900 RELATED ID: 1HOR   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE SAME MOLECULE COMPLEXED WITH THE COMPETITIVE INHIBITOR  
REMARK 900 2-DEOXY-2-AMINO-GLUCITOL 6-PHOSPHATE                                 
REMARK 900 RELATED ID: 1CD5   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE SAME MOLECULE IN THE T CONFORMER AT 2.3A RESOLUTION     
REMARK 900 RELATED ID: 1D9T   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE ENZYME FROM HUMAN COMPLEXED WITH SULPHATE IONS AND THE  
REMARK 900 ALLOSTERIC ACTIVATOR N-ACETYL-GLUCOSAMINE-6-PHOSPHATE                
REMARK 900 RELATED ID: 1FRZ   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE SAME MOLECULE COMPLEXED WITH THE ALLOSTERIC ACTIVATOR   
REMARK 900 N-ACETYL-GLUCOSAMINE-6-PHOSPHATE AT 2.2A RESOLUTION, WITH THE        
REMARK 900 ACTIVE SITE FREE OF LIGANDS                                          
REMARK 900 RELATED ID: 1FQO   RELATED DB: PDB                                   
REMARK 900 CONTAINS THE SAME MOLECULE COMPLEXED WITH THE SUBSTRATE OF THE       
REMARK 900 REVERSE REACTION FRUCTOSE-6-PHOSPHATE                                
DBREF  1FS5 A    1   266  UNP    P0A759   NAGB_ECOLI       1    266             
DBREF  1FS5 B    1   266  UNP    P0A759   NAGB_ECOLI       1    266             
SEQRES   1 A  266  MET ARG LEU ILE PRO LEU THR THR ALA GLU GLN VAL GLY          
SEQRES   2 A  266  LYS TRP ALA ALA ARG HIS ILE VAL ASN ARG ILE ASN ALA          
SEQRES   3 A  266  PHE LYS PRO THR ALA ASP ARG PRO PHE VAL LEU GLY LEU          
SEQRES   4 A  266  PRO THR GLY GLY THR PRO MET THR THR TYR LYS ALA LEU          
SEQRES   5 A  266  VAL GLU MET HIS LYS ALA GLY GLN VAL SER PHE LYS HIS          
SEQRES   6 A  266  VAL VAL THR PHE ASN MET ASP GLU TYR VAL GLY LEU PRO          
SEQRES   7 A  266  LYS GLU HIS PRO GLU SER TYR TYR SER PHE MET HIS ARG          
SEQRES   8 A  266  ASN PHE PHE ASP HIS VAL ASP ILE PRO ALA GLU ASN ILE          
SEQRES   9 A  266  ASN LEU LEU ASN GLY ASN ALA PRO ASP ILE ASP ALA GLU          
SEQRES  10 A  266  CYS ARG GLN TYR GLU GLU LYS ILE ARG SER TYR GLY LYS          
SEQRES  11 A  266  ILE HIS LEU PHE MET GLY GLY VAL GLY ASN ASP GLY HIS          
SEQRES  12 A  266  ILE ALA PHE ASN GLU PRO ALA SER SER LEU ALA SER ARG          
SEQRES  13 A  266  THR ARG ILE LYS THR LEU THR HIS ASP THR ARG VAL ALA          
SEQRES  14 A  266  ASN SER ARG PHE PHE ASP ASN ASP VAL ASN GLN VAL PRO          
SEQRES  15 A  266  LYS TYR ALA LEU THR VAL GLY VAL GLY THR LEU LEU ASP          
SEQRES  16 A  266  ALA GLU GLU VAL MET ILE LEU VAL LEU GLY SER GLN LYS          
SEQRES  17 A  266  ALA LEU ALA LEU GLN ALA ALA VAL GLU GLY CYS VAL ASN          
SEQRES  18 A  266  HIS MET TRP THR ILE SER CYS LEU GLN LEU HIS PRO LYS          
SEQRES  19 A  266  ALA ILE MET VAL CYS ASP GLU PRO SER THR MET GLU LEU          
SEQRES  20 A  266  LYS VAL LYS THR LEU ARG TYR PHE ASN GLU LEU GLU ALA          
SEQRES  21 A  266  GLU ASN ILE LYS GLY LEU                                      
SEQRES   1 B  266  MET ARG LEU ILE PRO LEU THR THR ALA GLU GLN VAL GLY          
SEQRES   2 B  266  LYS TRP ALA ALA ARG HIS ILE VAL ASN ARG ILE ASN ALA          
SEQRES   3 B  266  PHE LYS PRO THR ALA ASP ARG PRO PHE VAL LEU GLY LEU          
SEQRES   4 B  266  PRO THR GLY GLY THR PRO MET THR THR TYR LYS ALA LEU          
SEQRES   5 B  266  VAL GLU MET HIS LYS ALA GLY GLN VAL SER PHE LYS HIS          
SEQRES   6 B  266  VAL VAL THR PHE ASN MET ASP GLU TYR VAL GLY LEU PRO          
SEQRES   7 B  266  LYS GLU HIS PRO GLU SER TYR TYR SER PHE MET HIS ARG          
SEQRES   8 B  266  ASN PHE PHE ASP HIS VAL ASP ILE PRO ALA GLU ASN ILE          
SEQRES   9 B  266  ASN LEU LEU ASN GLY ASN ALA PRO ASP ILE ASP ALA GLU          
SEQRES  10 B  266  CYS ARG GLN TYR GLU GLU LYS ILE ARG SER TYR GLY LYS          
SEQRES  11 B  266  ILE HIS LEU PHE MET GLY GLY VAL GLY ASN ASP GLY HIS          
SEQRES  12 B  266  ILE ALA PHE ASN GLU PRO ALA SER SER LEU ALA SER ARG          
SEQRES  13 B  266  THR ARG ILE LYS THR LEU THR HIS ASP THR ARG VAL ALA          
SEQRES  14 B  266  ASN SER ARG PHE PHE ASP ASN ASP VAL ASN GLN VAL PRO          
SEQRES  15 B  266  LYS TYR ALA LEU THR VAL GLY VAL GLY THR LEU LEU ASP          
SEQRES  16 B  266  ALA GLU GLU VAL MET ILE LEU VAL LEU GLY SER GLN LYS          
SEQRES  17 B  266  ALA LEU ALA LEU GLN ALA ALA VAL GLU GLY CYS VAL ASN          
SEQRES  18 B  266  HIS MET TRP THR ILE SER CYS LEU GLN LEU HIS PRO LYS          
SEQRES  19 B  266  ALA ILE MET VAL CYS ASP GLU PRO SER THR MET GLU LEU          
SEQRES  20 B  266  LYS VAL LYS THR LEU ARG TYR PHE ASN GLU LEU GLU ALA          
SEQRES  21 B  266  GLU ASN ILE LYS GLY LEU                                      
HET    16G  A1267      19                                                       
HET    TLA  A1268      10                                                       
HET    16G  B2267      19                                                       
HETNAM     16G 2-ACETAMIDO-2-DEOXY-6-O-PHOSPHONO-ALPHA-D-GLUCOPYRANOSE          
HETNAM     TLA L(+)-TARTARIC ACID                                               
HETSYN     16G N-ACETYL-D-GLUCOSAMINE-6-PHOSPHATE; N-ACETYL-6-O-                
HETSYN   2 16G  PHOSPHONO-ALPHA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-6-           
HETSYN   3 16G  O-PHOSPHONO-ALPHA-D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-6-O-           
HETSYN   4 16G  PHOSPHONO-D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-6-O-                   
HETSYN   5 16G  PHOSPHONO-GLUCOSE                                               
FORMUL   3  16G    2(C8 H16 N O9 P)                                             
FORMUL   4  TLA    C4 H6 O6                                                     
FORMUL   6  HOH   *1038(H2 O)                                                   
HELIX    1   1 THR A    8  LYS A   28  1                                  21    
HELIX    2   2 PRO A   45  ALA A   58  1                                  14    
HELIX    3   3 SER A   84  PHE A   93  1                                  10    
HELIX    4   4 PHE A   94  VAL A   97  5                                   4    
HELIX    5   5 PRO A  100  GLU A  102  5                                   3    
HELIX    6   6 ASP A  113  GLY A  129  1                                  17    
HELIX    7   7 THR A  163  SER A  171  1                                   9    
HELIX    8   8 ARG A  172  PHE A  174  5                                   3    
HELIX    9   9 ASP A  177  VAL A  181  5                                   5    
HELIX   10  10 GLY A  189  ASP A  195  1                                   7    
HELIX   11  11 GLY A  205  GLN A  207  5                                   3    
HELIX   12  12 LYS A  208  GLY A  218  1                                  11    
HELIX   13  13 TRP A  224  HIS A  232  5                                   9    
HELIX   14  14 GLU A  241  MET A  245  5                                   5    
HELIX   15  15 LYS A  248  ALA A  260  1                                  13    
HELIX   16  16 GLU A  259  LYS A  264  1                                   6    
HELIX   17  17 THR B    8  LYS B   28  1                                  21    
HELIX   18  18 PRO B   45  ALA B   58  1                                  14    
HELIX   19  19 SER B   84  PHE B   93  1                                  10    
HELIX   20  20 PHE B   94  VAL B   97  5                                   4    
HELIX   21  21 PRO B  100  GLU B  102  5                                   3    
HELIX   22  22 ASP B  113  GLY B  129  1                                  17    
HELIX   23  23 THR B  163  SER B  171  1                                   9    
HELIX   24  24 ARG B  172  ASP B  175  5                                   4    
HELIX   25  25 ASP B  177  VAL B  181  5                                   5    
HELIX   26  26 GLY B  189  ASP B  195  1                                   7    
HELIX   27  27 GLY B  205  GLN B  207  5                                   3    
HELIX   28  28 LYS B  208  GLU B  217  1                                  10    
HELIX   29  29 TRP B  224  HIS B  232  5                                   9    
HELIX   30  30 GLU B  241  MET B  245  5                                   5    
HELIX   31  31 LYS B  248  ALA B  260  1                                  13    
HELIX   32  32 GLU B  261  LYS B  264  5                                   4    
SHEET    1   A 7 ARG A   2  PRO A   5  0                                        
SHEET    2   A 7 ALA A 235  CYS A 239  1  O  ALA A 235   N  ARG A   2           
SHEET    3   A 7 VAL A 199  VAL A 203  1  O  VAL A 199   N  ILE A 236           
SHEET    4   A 7 LEU A 133  GLY A 136  1  O  PHE A 134   N  MET A 200           
SHEET    5   A 7 PHE A  35  LEU A  39  1  O  VAL A  36   N  LEU A 133           
SHEET    6   A 7 VAL A  66  ASN A  70  1  O  VAL A  67   N  LEU A  37           
SHEET    7   A 7 ILE A 104  ASN A 105  1  O  ASN A 105   N  ASN A  70           
SHEET    1   B 3 ASP A  72  TYR A  74  0                                        
SHEET    2   B 3 TYR A 184  THR A 187 -1  N  LEU A 186   O  GLU A  73           
SHEET    3   B 3 ARG A 158  THR A 161 -1  O  ARG A 158   N  THR A 187           
SHEET    1   C 7 ARG B   2  PRO B   5  0                                        
SHEET    2   C 7 ALA B 235  CYS B 239  1  O  ALA B 235   N  ARG B   2           
SHEET    3   C 7 VAL B 199  VAL B 203  1  O  VAL B 199   N  ILE B 236           
SHEET    4   C 7 LEU B 133  GLY B 136  1  O  PHE B 134   N  MET B 200           
SHEET    5   C 7 PHE B  35  LEU B  39  1  O  VAL B  36   N  LEU B 133           
SHEET    6   C 7 VAL B  66  ASN B  70  1  O  VAL B  67   N  LEU B  37           
SHEET    7   C 7 ILE B 104  ASN B 105  1  O  ASN B 105   N  ASN B  70           
SHEET    1   D 3 ASP B  72  GLU B  73  0                                        
SHEET    2   D 3 TYR B 184  THR B 187 -1  N  LEU B 186   O  GLU B  73           
SHEET    3   D 3 ARG B 158  THR B 161 -1  O  ARG B 158   N  THR B 187           
CRYST1  124.228  124.228  222.724  90.00  90.00 120.00 H 3 2        36          
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      0.008050  0.004648  0.000000        0.00000                         
SCALE2      0.000000  0.009295  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004490        0.00000