HEADER    TRANSFERASE                             03-MAR-20   6W0Y              
TITLE     STRUCTURE OF KHK IN COMPLEX WITH COMPOUND 6 (2-[(1~{R},5~{S})-3-[5-   
TITLE    2 CYANO-6-[(2~{S},3~{R})-2-METHYL-3-OXIDANYL-AZETIDIN-1-YL]-4-         
TITLE    3 (TRIFLUOROMETHYL)PYRIDIN-2-YL]-3-AZABICYCLO[3.1.0]HEXAN-6-YL]ETHANOIC
TITLE    4 ACID)                                                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: KETOHEXOKINASE;                                            
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: HEPATIC FRUCTOKINASE;                                       
COMPND   5 EC: 2.7.1.3;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: KHK;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    KETOHEXOKINASE, TRANSFERASE                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.JASTI                                                               
REVDAT   4   11-OCT-23 6W0Y    1       REMARK                                   
REVDAT   3   09-DEC-20 6W0Y    1       JRNL                                     
REVDAT   2   30-SEP-20 6W0Y    1       JRNL                                     
REVDAT   1   23-SEP-20 6W0Y    0                                                
JRNL        AUTH   K.FUTATSUGI,A.C.SMITH,M.TU,B.RAYMER,K.AHN,S.B.COFFEY,        
JRNL        AUTH 2 M.S.DOWLING,D.P.FERNANDO,J.A.GUTIERREZ,K.HUARD,J.JASTI,      
JRNL        AUTH 3 A.S.KALGUTKAR,J.D.KNAFELS,J.PANDIT,K.D.PARRIS,S.PEREZ,       
JRNL        AUTH 4 J.A.PFEFFERKORN,D.A.PRICE,T.RYDER,A.SHAVNYA,I.A.STOCK,       
JRNL        AUTH 5 A.S.TSAI,G.J.TESZ,B.A.THUMA,Y.WENG,H.M.WISNIEWSKA,G.XING,    
JRNL        AUTH 6 J.ZHOU,T.V.MAGEE                                             
JRNL        TITL   DISCOVERY OF PF-06835919: A POTENT INHIBITOR OF              
JRNL        TITL 2 KETOHEXOKINASE (KHK) FOR THE TREATMENT OF METABOLIC          
JRNL        TITL 3 DISORDERS DRIVEN BY THE OVERCONSUMPTION OF FRUCTOSE.         
JRNL        REF    J.MED.CHEM.                   V.  63 13546 2020              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   32910646                                                     
JRNL        DOI    10.1021/ACS.JMEDCHEM.0C00944                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.54 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.11.7                                        
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.54                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 44.57                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 31540                          
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)  : 0.181                          
REMARK   3   R VALUE            (WORKING SET)  : 0.180                          
REMARK   3   FREE R VALUE                      : 0.205                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 4.830                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 1524                           
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               : 50                       
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 2.54                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 2.56                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 81.90                    
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 631                      
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2372                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 599                      
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2377                   
REMARK   3   BIN FREE R VALUE                        : 0.2269                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 5.07                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 32                       
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE     : 0.000                    
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4547                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 71                                      
REMARK   3   SOLVENT ATOMS            : 261                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 76.51                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 8.04410                                              
REMARK   3    B22 (A**2) : -9.94570                                             
REMARK   3    B33 (A**2) : 1.90150                                              
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT                    (A) : 0.290               
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : 0.308               
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : 0.207               
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : 0.292               
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : 0.205               
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.946                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.937                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 4713   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 6394   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 1655   ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : NULL   ; NULL   ; NULL                
REMARK   3    GENERAL PLANES            : 834    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 4713   ; 20.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : NULL   ; NULL   ; NULL                
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 591    ; 5.000  ; SEMIHARMONIC        
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 5368   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.010                    
REMARK   3    BOND ANGLES                  (DEGREES) : 1.15                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 3.27                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 19.24                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: { A|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):   -0.2575   11.7241   16.5364           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:    0.1616 T22:   -0.2774                                    
REMARK   3     T33:   -0.0846 T12:   -0.0673                                    
REMARK   3     T13:    0.1234 T23:    0.0057                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    1.4036 L22:    1.4160                                    
REMARK   3     L33:    4.4441 L12:   -0.7484                                    
REMARK   3     L13:   -0.3218 L23:    1.5149                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:    0.1875 S12:    0.1708 S13:    0.4487                     
REMARK   3     S21:   -0.3843 S22:   -0.0931 S23:    0.1361                     
REMARK   3     S31:   -1.3639 S32:    0.1158 S33:   -0.0945                     
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: { B|* }                                                
REMARK   3    ORIGIN FOR THE GROUP (A):  -12.2559   18.7509   58.3310           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:   -0.1686 T22:   -0.0437                                    
REMARK   3     T33:   -0.0393 T12:    0.0407                                    
REMARK   3     T13:    0.0455 T23:    0.0628                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    1.6669 L22:    1.3429                                    
REMARK   3     L33:    1.4671 L12:   -0.0740                                    
REMARK   3     L13:   -0.4683 L23:    0.1564                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:   -0.0050 S12:   -0.1537 S13:   -0.2745                     
REMARK   3     S21:   -0.0873 S22:   -0.0539 S23:   -0.0440                     
REMARK   3     S31:    0.0914 S32:   -0.0410 S33:    0.0589                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 6W0Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-MAR-20.                  
REMARK 100 THE DEPOSITION ID IS D_1000247445.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-AUG-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1                                  
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31606                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.540                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 83.560                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 6.100                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.54                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.11                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 5WBM                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 64.42                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.46                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 17-20% PEG8000, 100 MM SODIUM CITRATE,   
REMARK 280  PH 4.4-4.7, 0.2 M AMMONIUM SULFATE, VAPOR DIFFUSION, SITTING        
REMARK 280  DROP, TEMPERATURE 295K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
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       40.98600            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       68.79750            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       41.77800            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       68.79750            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       40.98600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       41.77800            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
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 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3900 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24430 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -58.0 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 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   -14                                                      
REMARK 465     GLY A   -13                                                      
REMARK 465     SER A   -12                                                      
REMARK 465     SER A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     HIS A    -9                                                      
REMARK 465     HIS A    -8                                                      
REMARK 465     HIS A    -7                                                      
REMARK 465     HIS A    -6                                                      
REMARK 465     HIS A    -5                                                      
REMARK 465     SER A    -4                                                      
REMARK 465     SER A    -3                                                      
REMARK 465     GLY A    -2                                                      
REMARK 465     LEU A    -1                                                      
REMARK 465     VAL A     0                                                      
REMARK 465     PRO A     1                                                      
REMARK 465     ARG A     2                                                      
REMARK 465     MET B   -14                                                      
REMARK 465     GLY B   -13                                                      
REMARK 465     SER B   -12                                                      
REMARK 465     SER B   -11                                                      
REMARK 465     HIS B   -10                                                      
REMARK 465     HIS B    -9                                                      
REMARK 465     HIS B    -8                                                      
REMARK 465     HIS B    -7                                                      
REMARK 465     HIS B    -6                                                      
REMARK 465     HIS B    -5                                                      
REMARK 465     SER B    -4                                                      
REMARK 465     SER B    -3                                                      
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 B 249    CG   CD   NE   CZ   NH1  NH2                        
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    ASP A  27        8.35     81.67                                   
REMARK 500    THR A 115       -4.27    -47.15                                   
REMARK 500    ARG A 141      -81.83   -138.88                                   
REMARK 500    TRP A 225       52.04   -117.03                                   
REMARK 500    ALA A 226     -127.07     51.07                                   
REMARK 500    PHE A 245       64.26   -113.77                                   
REMARK 500    ASP B  27        8.98     82.75                                   
REMARK 500    ASN B 105       -5.36   -155.94                                   
REMARK 500    ARG B 141      -87.26   -144.40                                   
REMARK 500    TRP B 225       52.20   -116.73                                   
REMARK 500    ALA B 226     -127.66     52.80                                   
REMARK 500    PHE B 245       68.83   -115.86                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 481        DISTANCE =  6.74 ANGSTROMS                       
REMARK 525    HOH A 482        DISTANCE = 10.93 ANGSTROMS                       
REMARK 525    HOH B 577        DISTANCE =  6.25 ANGSTROMS                       
REMARK 525    HOH B 578        DISTANCE =  9.81 ANGSTROMS                       
REMARK 525    HOH B 579        DISTANCE = 11.83 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue S6S A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue S6S B 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 B 303                 
DBREF  6W0Y A    5   298  UNP    P50053   KHK_HUMAN        5    298             
DBREF  6W0Y B    5   298  UNP    P50053   KHK_HUMAN        5    298             
SEQADV 6W0Y MET A  -14  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y GLY A  -13  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER A  -12  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER A  -11  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS A  -10  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS A   -9  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS A   -8  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS A   -7  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS A   -6  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS A   -5  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER A   -4  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER A   -3  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y GLY A   -2  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y LEU A   -1  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y VAL A    0  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y PRO A    1  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y ARG A    2  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y GLY A    3  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER A    4  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y MET B  -14  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y GLY B  -13  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER B  -12  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER B  -11  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS B  -10  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS B   -9  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS B   -8  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS B   -7  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS B   -6  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y HIS B   -5  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER B   -4  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER B   -3  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y GLY B   -2  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y LEU B   -1  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y VAL B    0  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y PRO B    1  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y ARG B    2  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y GLY B    3  UNP  P50053              EXPRESSION TAG                 
SEQADV 6W0Y SER B    4  UNP  P50053              EXPRESSION TAG                 
SEQRES   1 A  313  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  313  LEU VAL PRO ARG GLY SER GLN ILE LEU CYS VAL GLY LEU          
SEQRES   3 A  313  VAL VAL LEU ASP VAL ILE SER LEU VAL ASP LYS TYR PRO          
SEQRES   4 A  313  LYS GLU ASP SER GLU ILE ARG CYS LEU SER GLN ARG TRP          
SEQRES   5 A  313  GLN ARG GLY GLY ASN ALA SER ASN SER CYS THR VAL LEU          
SEQRES   6 A  313  SER LEU LEU GLY ALA PRO CYS ALA PHE MET GLY SER MET          
SEQRES   7 A  313  ALA PRO GLY HIS VAL ALA ASP PHE LEU VAL ALA ASP PHE          
SEQRES   8 A  313  ARG ARG ARG GLY VAL ASP VAL SER GLN VAL ALA TRP GLN          
SEQRES   9 A  313  SER LYS GLY ASP THR PRO SER SER CYS CYS ILE ILE ASN          
SEQRES  10 A  313  ASN SER ASN GLY ASN ARG THR ILE VAL LEU HIS ASP THR          
SEQRES  11 A  313  SER LEU PRO ASP VAL SER ALA THR ASP PHE GLU LYS VAL          
SEQRES  12 A  313  ASP LEU THR GLN PHE LYS TRP ILE HIS ILE GLU GLY ARG          
SEQRES  13 A  313  ASN ALA SER GLU GLN VAL LYS MET LEU GLN ARG ILE ASP          
SEQRES  14 A  313  ALA HIS ASN THR ARG GLN PRO PRO GLU GLN LYS ILE ARG          
SEQRES  15 A  313  VAL SER VAL GLU VAL GLU LYS PRO ARG GLU GLU LEU PHE          
SEQRES  16 A  313  GLN LEU PHE GLY TYR GLY ASP VAL VAL PHE VAL SER LYS          
SEQRES  17 A  313  ASP VAL ALA LYS HIS LEU GLY PHE GLN SER ALA GLU GLU          
SEQRES  18 A  313  ALA LEU ARG GLY LEU TYR GLY ARG VAL ARG LYS GLY ALA          
SEQRES  19 A  313  VAL LEU VAL CYS ALA TRP ALA GLU GLU GLY ALA ASP ALA          
SEQRES  20 A  313  LEU GLY PRO ASP GLY LYS LEU LEU HIS SER ASP ALA PHE          
SEQRES  21 A  313  PRO PRO PRO ARG VAL VAL ASP THR LEU GLY ALA GLY ASP          
SEQRES  22 A  313  THR PHE ASN ALA SER VAL ILE PHE SER LEU SER GLN GLY          
SEQRES  23 A  313  ARG SER VAL GLN GLU ALA LEU ARG PHE GLY CYS GLN VAL          
SEQRES  24 A  313  ALA GLY LYS LYS CYS GLY LEU GLN GLY PHE ASP GLY ILE          
SEQRES  25 A  313  VAL                                                          
SEQRES   1 B  313  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 B  313  LEU VAL PRO ARG GLY SER GLN ILE LEU CYS VAL GLY LEU          
SEQRES   3 B  313  VAL VAL LEU ASP VAL ILE SER LEU VAL ASP LYS TYR PRO          
SEQRES   4 B  313  LYS GLU ASP SER GLU ILE ARG CYS LEU SER GLN ARG TRP          
SEQRES   5 B  313  GLN ARG GLY GLY ASN ALA SER ASN SER CYS THR VAL LEU          
SEQRES   6 B  313  SER LEU LEU GLY ALA PRO CYS ALA PHE MET GLY SER MET          
SEQRES   7 B  313  ALA PRO GLY HIS VAL ALA ASP PHE LEU VAL ALA ASP PHE          
SEQRES   8 B  313  ARG ARG ARG GLY VAL ASP VAL SER GLN VAL ALA TRP GLN          
SEQRES   9 B  313  SER LYS GLY ASP THR PRO SER SER CYS CYS ILE ILE ASN          
SEQRES  10 B  313  ASN SER ASN GLY ASN ARG THR ILE VAL LEU HIS ASP THR          
SEQRES  11 B  313  SER LEU PRO ASP VAL SER ALA THR ASP PHE GLU LYS VAL          
SEQRES  12 B  313  ASP LEU THR GLN PHE LYS TRP ILE HIS ILE GLU GLY ARG          
SEQRES  13 B  313  ASN ALA SER GLU GLN VAL LYS MET LEU GLN ARG ILE ASP          
SEQRES  14 B  313  ALA HIS ASN THR ARG GLN PRO PRO GLU GLN LYS ILE ARG          
SEQRES  15 B  313  VAL SER VAL GLU VAL GLU LYS PRO ARG GLU GLU LEU PHE          
SEQRES  16 B  313  GLN LEU PHE GLY TYR GLY ASP VAL VAL PHE VAL SER LYS          
SEQRES  17 B  313  ASP VAL ALA LYS HIS LEU GLY PHE GLN SER ALA GLU GLU          
SEQRES  18 B  313  ALA LEU ARG GLY LEU TYR GLY ARG VAL ARG LYS GLY ALA          
SEQRES  19 B  313  VAL LEU VAL CYS ALA TRP ALA GLU GLU GLY ALA ASP ALA          
SEQRES  20 B  313  LEU GLY PRO ASP GLY LYS LEU LEU HIS SER ASP ALA PHE          
SEQRES  21 B  313  PRO PRO PRO ARG VAL VAL ASP THR LEU GLY ALA GLY ASP          
SEQRES  22 B  313  THR PHE ASN ALA SER VAL ILE PHE SER LEU SER GLN GLY          
SEQRES  23 B  313  ARG SER VAL GLN GLU ALA LEU ARG PHE GLY CYS GLN VAL          
SEQRES  24 B  313  ALA GLY LYS LYS CYS GLY LEU GLN GLY PHE ASP GLY ILE          
SEQRES  25 B  313  VAL                                                          
HET    S6S  A 301      28                                                       
HET    SO4  A 302       5                                                       
HET    S6S  B 301      28                                                       
HET    SO4  B 302       5                                                       
HET    SO4  B 303       5                                                       
HETNAM     S6S 2-[(1~{R},5~{S})-3-[5-CYANO-6-[(2~{S},3~{R})-2-METHYL-           
HETNAM   2 S6S  3-OXIDANYL-AZETIDIN-1-YL]-4-(TRIFLUOROMETHYL)PYRIDIN-           
HETNAM   3 S6S  2-YL]-3-AZABICYCLO[3.1.0]HEXAN-6-YL]ETHANOIC ACID               
HETNAM     SO4 SULFATE ION                                                      
FORMUL   3  S6S    2(C18 H19 F3 N4 O3)                                          
FORMUL   4  SO4    3(O4 S 2-)                                                   
FORMUL   8  HOH   *261(H2 O)                                                    
HELIX    1 AA1 GLY A   41  LEU A   53  1                                  13    
HELIX    2 AA2 GLY A   66  ARG A   79  1                                  14    
HELIX    3 AA3 SER A  121  LYS A  127  1                                   7    
HELIX    4 AA4 VAL A  128  THR A  131  5                                   4    
HELIX    5 AA5 ASN A  142  ARG A  159  1                                  18    
HELIX    6 AA6 GLN A  160  LYS A  165  5                                   6    
HELIX    7 AA7 ARG A  176  TYR A  185  5                                  10    
HELIX    8 AA8 SER A  192  LEU A  199  1                                   8    
HELIX    9 AA9 SER A  203  TYR A  212  1                                  10    
HELIX   10 AB1 GLY A  213  VAL A  215  5                                   3    
HELIX   11 AB2 ALA A  226  GLU A  228  5                                   3    
HELIX   12 AB3 GLY A  255  GLN A  270  1                                  16    
HELIX   13 AB4 SER A  273  GLY A  290  1                                  18    
HELIX   14 AB5 GLY B   41  LEU B   53  1                                  13    
HELIX   15 AB6 GLY B   66  ARG B   79  1                                  14    
HELIX   16 AB7 SER B  121  LYS B  127  1                                   7    
HELIX   17 AB8 ASN B  142  ARG B  159  1                                  18    
HELIX   18 AB9 GLN B  160  LYS B  165  5                                   6    
HELIX   19 AC1 ARG B  176  TYR B  185  5                                  10    
HELIX   20 AC2 SER B  192  LEU B  199  1                                   8    
HELIX   21 AC3 SER B  203  TYR B  212  1                                  10    
HELIX   22 AC4 GLY B  213  VAL B  215  5                                   3    
HELIX   23 AC5 ALA B  226  GLU B  228  5                                   3    
HELIX   24 AC6 GLY B  255  GLN B  270  1                                  16    
HELIX   25 AC7 SER B  273  GLY B  290  1                                  18    
SHEET    1 AA1 8 CYS A  57  MET A  60  0                                        
SHEET    2 AA1 8 GLN A   5  VAL A   9  1  N  CYS A   8   O  MET A  60           
SHEET    3 AA1 8 PHE A 133  GLU A 139  1  O  HIS A 137   N  LEU A   7           
SHEET    4 AA1 8 ARG A 167  VAL A 172  1  O  ARG A 167   N  ILE A 136           
SHEET    5 AA1 8 VAL A 188  VAL A 191  1  O  PHE A 190   N  VAL A 170           
SHEET    6 AA1 8 VAL A 220  ALA A 224  1  O  VAL A 222   N  VAL A 189           
SHEET    7 AA1 8 ALA A 230  LEU A 233 -1  O  LEU A 233   N  LEU A 221           
SHEET    8 AA1 8 LEU A 239  SER A 242 -1  O  LEU A 240   N  ALA A 232           
SHEET    1 AA2 5 SER A  34  GLY A  40  0                                        
SHEET    2 AA2 5 VAL A  13  VAL A  20 -1  N  VAL A  13   O  GLY A  40           
SHEET    3 AA2 5 SER A  96  ASN A 102  1  O  CYS A  99   N  VAL A  16           
SHEET    4 AA2 5 ARG A 108  HIS A 113 -1  O  THR A 109   N  ILE A 100           
SHEET    5 AA2 5 GLU B  29  ARG B  31  1  O  ILE B  30   N  LEU A 112           
SHEET    1 AA3 5 GLU A  29  ARG A  31  0                                        
SHEET    2 AA3 5 ARG B 108  LEU B 112  1  O  LEU B 112   N  ILE A  30           
SHEET    3 AA3 5 SER B  96  ASN B 102 -1  N  ILE B 100   O  THR B 109           
SHEET    4 AA3 5 VAL B  13  VAL B  20  1  N  SER B  18   O  CYS B  99           
SHEET    5 AA3 5 SER B  34  GLY B  40 -1  O  GLN B  38   N  ASP B  15           
SHEET    1 AA4 2 SER A  62  MET A  63  0                                        
SHEET    2 AA4 2 ALA A  87  TRP A  88  1  O  ALA A  87   N  MET A  63           
SHEET    1 AA5 8 CYS B  57  MET B  60  0                                        
SHEET    2 AA5 8 GLN B   5  VAL B   9  1  N  CYS B   8   O  MET B  60           
SHEET    3 AA5 8 PHE B 133  GLU B 139  1  O  HIS B 137   N  LEU B   7           
SHEET    4 AA5 8 ARG B 167  VAL B 172  1  O  SER B 169   N  ILE B 138           
SHEET    5 AA5 8 VAL B 188  VAL B 191  1  O  PHE B 190   N  VAL B 170           
SHEET    6 AA5 8 VAL B 220  ALA B 224  1  O  VAL B 222   N  VAL B 189           
SHEET    7 AA5 8 ALA B 230  LEU B 233 -1  O  LEU B 233   N  LEU B 221           
SHEET    8 AA5 8 LEU B 239  SER B 242 -1  O  LEU B 240   N  ALA B 232           
SHEET    1 AA6 2 SER B  62  MET B  63  0                                        
SHEET    2 AA6 2 ALA B  87  TRP B  88  1  O  ALA B  87   N  MET B  63           
SITE     1 AC1 20 ARG A 108  ALA A 224  TRP A 225  ALA A 226                    
SITE     2 AC1 20 GLU A 227  GLY A 229  ALA A 244  PHE A 245                    
SITE     3 AC1 20 PRO A 246  PRO A 247  THR A 253  LEU A 254                    
SITE     4 AC1 20 GLY A 255  ALA A 256  GLY A 257  PHE A 260                    
SITE     5 AC1 20 CYS A 282  GLY A 286  CYS A 289  HOH A 419                    
SITE     1 AC2  4 LYS A 193  LYS A 197  TRP A 225  GLU A 228                    
SITE     1 AC3 20 ALA B 224  TRP B 225  ALA B 226  GLU B 227                    
SITE     2 AC3 20 GLY B 229  ALA B 244  PHE B 245  PRO B 246                    
SITE     3 AC3 20 PRO B 247  THR B 253  LEU B 254  GLY B 255                    
SITE     4 AC3 20 ALA B 256  GLY B 257  PHE B 260  CYS B 282                    
SITE     5 AC3 20 GLY B 286  CYS B 289  HOH B 452  HOH B 488                    
SITE     1 AC4  5 ARG B  78  ARG B  79  GLY B 293  PHE B 294                    
SITE     2 AC4  5 HOH B 414                                                     
SITE     1 AC5  4 ARG A  31  HIS B 113  ARG B 141  LYS B 174                    
CRYST1   81.972   83.556  137.595  90.00  90.00  90.00 P 21 21 21    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      0.012199  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011968  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007268        0.00000