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Database: PDB
Entry: 1URW
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HEADER    TRANSFERASE                             11-NOV-03   1URW              
TITLE     CDK2 IN COMPLEX WITH AN IMIDAZO[1,2-B]PYRIDAZINE                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CELL DIVISION PROTEIN KINASE 2;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: P33 PROTEIN KINASE;                                         
COMPND   5 EC: 2.7.1.37;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 OTHER_DETAILS: N-TERMINAL METHIONINE IS MODIFIED BY                  
COMPND   8  ACETYLATION                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: SF9;                                       
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS                           
KEYWDS    SERINE/THREONINE-PROTEIN KINASE, MITOSIS, TRANSFERASE                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.F.BYTH,N.COOPER,J.D.CULSHAW,D.W.HEATON,S.E.OAKES,                   
AUTHOR   2 C.A.MINSHULL,R.A.NORMAN,R.A.PAUPTIT,J.A.TUCKER,J.BREED,              
AUTHOR   3 A.PANNIFER,S.ROWSELL,J.J.STANWAY,A.L.VALENTINE,A.P.THOMAS            
REVDAT   3   24-FEB-09 1URW    1       VERSN                                    
REVDAT   2   09-SEP-08 1URW    1       VERSN  HEADER AUTHOR JRNL                
REVDAT   2 2                           FORMUL                                   
REVDAT   1   23-APR-04 1URW    0                                                
JRNL        AUTH   K.F.BYTH,N.COOPER,J.D.CULSHAW,D.W.HEATON,S.E.OAKES,          
JRNL        AUTH 2 C.A.MINSHULL,R.A.NORMAN,R.A.PAUPTIT,J.A.TUCKER,              
JRNL        AUTH 3 J.BREED,A.PANNIFER,S.ROWSELL,J.J.STANWAY,                    
JRNL        AUTH 4 A.L.VALENTINE,A.P.THOMAS                                     
JRNL        TITL   IMIDAZO[1,2-B]PYRIDAZINES: A POTENT AND SELECTIVE            
JRNL        TITL 2 CLASS OF CYCLIN-DEPENDENT KINASE INHIBITORS                  
JRNL        REF    BIOORG.MED.CHEM.LETT.         V.  14  2249 2004              
JRNL        REFN                   ISSN 0960-894X                               
JRNL        PMID   15081018                                                     
JRNL        DOI    10.1016/J.BMCL.2004.02.008                                   
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   U.SCHULZE-GAHMEN,H.DE BONDT,S.-H.KIM                         
REMARK   1  TITL   HIGH-RESOLUTION CRYSTAL STRUCTURES OF HUMAN                  
REMARK   1  TITL 2 CYCLIN-DEPENDENT KINASE 2 WITH AND WITHOUT ATP:              
REMARK   1  TITL 3 BOUND WATERS AND NATURAL LIGAND AS A GUIDE FOR               
REMARK   1  TITL 4 INHIBITOR DESIGN                                             
REMARK   1  REF    J.MED.CHEM.                   V.  39  4540 1996              
REMARK   1  REFN                   ISSN 0022-2623                               
REMARK   1  PMID   8917641                                                      
REMARK   1  DOI    10.1021/JM960402A                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.6  ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNX 2000                                             
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  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.6                            
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 28.03                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.0                            
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 84.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 33057                          
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) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.22                            
REMARK   3   FREE R VALUE                     : 0.253                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.0                             
REMARK   3   FREE R VALUE TEST SET COUNT      : 1646                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE     (WORKING + TEST SET, NO CUTOFF) : NULL                 
REMARK   3   R VALUE            (WORKING SET, NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE                    (NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE TEST SET SIZE   (%, NO CUTOFF) : NULL                 
REMARK   3   FREE R VALUE TEST SET COUNT     (NO CUTOFF) : NULL                 
REMARK   3   ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL                 
REMARK   3   TOTAL NUMBER OF REFLECTIONS     (NO CUTOFF) : NULL                 
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.6                          
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.67                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 49.4                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2264                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.327                        
REMARK   3   BIN FREE R VALUE                    : 0.328                        
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 2.2                          
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 104                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.032                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2161                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 35                                      
REMARK   3   SOLVENT ATOMS            : 210                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 19                             
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.71                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.24                                                 
REMARK   3    B22 (A**2) : -0.51                                                
REMARK   3    B33 (A**2) : 0.27                                                 
REMARK   3    B12 (A**2) : 0.0                                                  
REMARK   3    B13 (A**2) : 0.0                                                  
REMARK   3    B23 (A**2) : 0.0                                                  
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.20                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.18                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 25                              
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.23                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.16                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.2                             
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.1                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.27                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.34  ; 1.5                  
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.12  ; 2.00                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.98  ; 2.00                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.90  ; 2.50                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.40503                                              
REMARK   3   BSOL        : 72.9652                                              
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1URW COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-NOV-03.                  
REMARK 100 THE PDBE ID CODE IS EBI-13924.                                       
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 25-APR-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.00                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SRS                                
REMARK 200  BEAMLINE                       : PX9.6                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.87                               
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33057                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 28.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 85.0                               
REMARK 200  DATA REDUNDANCY                : 2.200                              
REMARK 200  R MERGE                    (I) : 0.05400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 51.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.27000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS  (%): 42                                         
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.1                      
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN AT 10MG/ML                       
REMARK 280  WELL BUFFER CONTAINING 17.5% PEG3350,                               
REMARK 280  200MM HEPES, PH7.0, 100MM AMMONIUM ACETATE                          
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       27.08450            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       36.67550            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.43800            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       36.67550            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       27.08450            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.43800            
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 GENERATING THE BIOMOLECULE                                           
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PQS                                                   
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 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     GLY A    13                                                      
REMARK 465     THR A    14                                                      
REMARK 465     ARG A    36                                                      
REMARK 465     LEU A    37                                                      
REMARK 465     ASP A    38                                                      
REMARK 465     THR A    39                                                      
REMARK 465     GLU A    40                                                      
REMARK 465     THR A    41                                                      
REMARK 465     GLU A    42                                                      
REMARK 465     GLY A    43                                                      
REMARK 465     VAL A    44                                                      
REMARK 465     PRO A    45                                                      
REMARK 465     SER A    46                                                      
REMARK 465     PHE A   152                                                      
REMARK 465     GLY A   153                                                      
REMARK 465     VAL A   154                                                      
REMARK 465     PRO A   155                                                      
REMARK 465     VAL A   156                                                      
REMARK 465     ARG A   157                                                      
REMARK 465     THR A   158                                                      
REMARK 465     TYR A   159                                                      
REMARK 465     THR A   160                                                      
REMARK 465     HIS A   161                                                      
REMARK 465     GLU A   162                                                      
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     GLN A   5    CG   CD   OE1  NE2                                  
REMARK 470     LYS A   6    CG   CD   CE   NZ                                   
REMARK 470     LYS A   9    CG   CD   CE   NZ                                   
REMARK 470     TYR A  15    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     LEU A  25    CG   CD1  CD2                                       
REMARK 470     THR A  26    OG1  CG2                                            
REMARK 470     ARG A  50    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A  57    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  73    CG   CD   OE1  OE2                                  
REMARK 470     ASN A  74    CG   OD1  ND2                                       
REMARK 470     LYS A  75    CG   CD   CE   NZ                                   
REMARK 470     ARG A 122    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 178    CG   CD   CE   NZ                                   
REMARK 470     ARG A 297    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 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    LYS A  24        0.75    -62.96                                   
REMARK 500    ARG A 126      -20.34     83.53                                   
REMARK 500    ASP A 127       49.36   -142.60                                   
REMARK 500    ASP A 145       33.22     71.90                                   
REMARK 500    ALA A 149       10.31    -63.45                                   
REMARK 500    TYR A 179       70.25   -115.34                                   
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 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE I1P A1300                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1AQ1   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE INHIBITOR STAUROSPORINE                                    
REMARK 900 RELATED ID: 1B38   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN-DEPENDENT KINASE 2                                     
REMARK 900 RELATED ID: 1B39   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN-DEPENDENT KINASE 2 PHOSPHORYLATED                      
REMARK 900   ON THR 160                                                         
REMARK 900 RELATED ID: 1BUH   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF THE HUMAN CDK2 KINASE                          
REMARK 900  COMPLEX WITHCELL CYCLE-REGULATORY PROTEIN                           
REMARK 900  CKSHS1                                                              
REMARK 900 RELATED ID: 1CKP   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE INHIBITOR PURVALANOL B                                     
REMARK 900 RELATED ID: 1DI8   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2                          
REMARK 900   (CDK2) IN COMPLEX WITH 4-[3-                                       
REMARK 900  HYDROXYANILINO]-6,7-DIMETHOXYQUINAZOLINE                            
REMARK 900 RELATED ID: 1DM2   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN-DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE INHIBITOR HYMENIALDISINE                                   
REMARK 900 RELATED ID: 1E1V   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE INHIBITOR NU2058                                           
REMARK 900 RELATED ID: 1E1X   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE INHIBITOR NU6027                                           
REMARK 900 RELATED ID: 1E9H   RELATED DB: PDB                                   
REMARK 900  THR 160 PHOSPHORYLATED CDK2 - HUMAN CYCLIN                          
REMARK 900  A3 COMPLEX WITH THE INHIBITOR INDIRUBIN-5-                          
REMARK 900  SULPHONATE BOUND                                                    
REMARK 900 RELATED ID: 1F5Q   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF MURINE GAMMA HERPESVIRUS                       
REMARK 900   CYCLIN COMPLEXED TO HUMAN CYCLIN DEPENDANT                         
REMARK 900  KINASE 2                                                            
REMARK 900 RELATED ID: 1FIN   RELATED DB: PDB                                   
REMARK 900  CYCLIN A - CYCLIN-DEPENDENT KINASE 2 COMPLEX                        
REMARK 900 RELATED ID: 1FQ1   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF KINASE ASSOCIATED                              
REMARK 900  PHOSPHATASE (KAP) INCOMPLEX WITH PHOSPHO-CDK2                       
REMARK 900 RELATED ID: 1FVT   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2                          
REMARK 900   (CDK2) INCOMPLEX WITH AN OXINDOLE INHIBITOR                        
REMARK 900 RELATED ID: 1FVV   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURE OF CDK2/CYCLIN A IN COMPLEX                           
REMARK 900   WITH AN OXINDOLEINHIBITOR                                          
REMARK 900 RELATED ID: 1G5S   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HUMAN CYCLIN DEPENDENT                         
REMARK 900  KINASE 2 (CDK2)IN COMPLEX WITH THE                                  
REMARK 900  INHIBITOR H717                                                      
REMARK 900 RELATED ID: 1GIH   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE CDK4INHIBITOR                                              
REMARK 900 RELATED ID: 1GII   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE CDK4INHIBITOR                                              
REMARK 900 RELATED ID: 1GIJ   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE CDK4INHIBITOR                                              
REMARK 900 RELATED ID: 1GY3   RELATED DB: PDB                                   
REMARK 900  PCDK2/CYCLIN A IN COMPLEX WITH MGADP,                               
REMARK 900  NITRATE AND PEPTIDE SUBSTRATE                                       
REMARK 900 RELATED ID: 1GZ8   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT KINASE 2 COMPLEXED                           
REMARK 900  WITH THE INHIBITOR 2-AMINO-6-(3'-METHYL-                            
REMARK 900  2'-OXO)BUTOXYPURINE                                                 
REMARK 900 RELATED ID: 1H00   RELATED DB: PDB                                   
REMARK 900  CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6                           
REMARK 900  -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR                              
REMARK 900 RELATED ID: 1H01   RELATED DB: PDB                                   
REMARK 900  CDK2 IN COMPLEX WITH A DISUBSTITUTED 2, 4                           
REMARK 900  -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR                              
REMARK 900 RELATED ID: 1H06   RELATED DB: PDB                                   
REMARK 900  CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6                           
REMARK 900  -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR                              
REMARK 900 RELATED ID: 1H07   RELATED DB: PDB                                   
REMARK 900  CDK2 IN COMPLEX WITH A DISUBSTITUTED 4, 6                           
REMARK 900  -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR                              
REMARK 900 RELATED ID: 1H08   RELATED DB: PDB                                   
REMARK 900  CDK2 IN COMPLEX WITH A DISUBSTITUTED 2, 4                           
REMARK 900  -BIS ANILINO PYRIMIDINE CDK4 INHIBITOR                              
REMARK 900 RELATED ID: 1H0U   RELATED DB: PDB                                   
REMARK 900  M. SMEGMATIS ARYLAMINE N-ACETYL TRANSFERASE                         
REMARK 900 RELATED ID: 1H0V   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN                          
REMARK 900  COMPLEX WITH THE INHIBITOR 2-AMINO-6-[(R                            
REMARK 900  )-PYRROLIDINO-5'-YL]METHOXYPURINE                                   
REMARK 900 RELATED ID: 1H0W   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN DEPENDENT PROTEIN KINASE 2 IN                          
REMARK 900  COMPLEX WITH THE INHIBITOR 2-AMINO-6-[                              
REMARK 900  CYCLOHEX-3-ENYL]METHOXYPURINE                                       
REMARK 900 RELATED ID: 1H1P   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH THE INHIBITOR NU2058                        
REMARK 900 RELATED ID: 1H1Q   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH THE INHIBITOR NU6094                        
REMARK 900 RELATED ID: 1H1R   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH THE INHIBITOR NU6086                        
REMARK 900 RELATED ID: 1H1S   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH THE INHIBITOR NU6102                        
REMARK 900 RELATED ID: 1H24   RELATED DB: PDB                                   
REMARK 900  CDK2/CYCLINA IN COMPLEX WITH A 9 RESIDUE                            
REMARK 900  RECRUITMENT PEPTIDE FROM E2F                                        
REMARK 900 RELATED ID: 1H25   RELATED DB: PDB                                   
REMARK 900  CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE                          
REMARK 900   RECRUITMENT PEPTIDE FROM E2F                                       
REMARK 900 RELATED ID: 1H26   RELATED DB: PDB                                   
REMARK 900  CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE                          
REMARK 900   RECRUITMENT PEPTIDE FROM P53                                       
REMARK 900 RELATED ID: 1H27   RELATED DB: PDB                                   
REMARK 900  CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE                          
REMARK 900   RECRUITMENT PEPTIDE FROM P27                                       
REMARK 900 RELATED ID: 1H28   RELATED DB: PDB                                   
REMARK 900  CDK2/CYCLINA IN COMPLEX WITH AN 11-RESIDUE                          
REMARK 900   RECRUITMENT PEPTIDE FROM P107                                      
REMARK 900 RELATED ID: 1HCK   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN-DEPENDENT KINASE 2                                     
REMARK 900 RELATED ID: 1HCL   RELATED DB: PDB                                   
REMARK 900  HUMAN CYCLIN-DEPENDENT KINASE 2                                     
REMARK 900 RELATED ID: 1JST   RELATED DB: PDB                                   
REMARK 900  PHOSPHORYLATED CYCLIN-DEPENDENT KINASE-2 BOUND                      
REMARK 900   TO CYCLIN A                                                        
REMARK 900 RELATED ID: 1JSU   RELATED DB: PDB                                   
REMARK 900  P27(KIP1)/CYCLIN A/CDK2 COMPLEX                                     
REMARK 900 RELATED ID: 1JSV   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURE OF CYCLIN-DEPENDENT KINASE 2                          
REMARK 900   (CDK2) INCOMPLEX WITH 4-[(6-AMINO-4-                               
REMARK 900  PYRIMIDINYL)AMINO]BENZENESULFONAMIDE                                
REMARK 900 RELATED ID: 1JVP   RELATED DB: PDB                                   
REMARK 900  CRYSTAL STRUCTURE OF HUMAN CDK2 (                                   
REMARK 900  UNPHOSPHORYLATED) INCOMPLEX WITH PKF049-365                         
REMARK 900 RELATED ID: 1KE5   RELATED DB: PDB                                   
REMARK 900  CDK2 COMPLEXED WITH N-METHYL-4-{[(2-OXO-                            
REMARK 900  1,2-DIHYDRO-3H-INDOL-3-YLIDENE)METHYL]                              
REMARK 900  AMINO}BENZENESULFONAMIDE                                            
REMARK 900 RELATED ID: 1KE6   RELATED DB: PDB                                   
REMARK 900  CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED                          
REMARK 900  WITH N-METHYL-{4-[2-(7-OXO-6,7-DIHYDRO                              
REMARK 900  -8H-[1,3]THIAZOLO[5,4-E]INDOL-8-                                    
REMARK 900  YLIDENE)HYDRAZINO]PHENYL}METHANESULFONAMIDE                         
REMARK 900 RELATED ID: 1KE7   RELATED DB: PDB                                   
REMARK 900  CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED                          
REMARK 900  WITH 3-{[(2,2-DIOXIDO-1,3-DIHYDRO-2-                                
REMARK 900  BENZOTHIEN-5-YL)AMINO]METHYLENE}-5-(1,3-                            
REMARK 900  OXAZOL-5-YL)-1,3-DIHYDRO-2H-INDOL-2-ONE                             
REMARK 900 RELATED ID: 1KE8   RELATED DB: PDB                                   
REMARK 900  CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED                          
REMARK 900  WITH 4-{[(2-OXO-1,2-DIHYDRO-3H-INDOL-3                              
REMARK 900  -YLIDENE)METHYL]AMINO}-N-(1,3-THIAZOL-2-                            
REMARK 900  YL)BENZENESULFONAMIDE                                               
REMARK 900 RELATED ID: 1KE9   RELATED DB: PDB                                   
REMARK 900  CYCLIN-DEPENDENT KINASE 2 (CDK2) COMPLEXED                          
REMARK 900  WITH 3-{[4-({[AMINO(IMINO)METHYL]                                   
REMARK 900  AMINOSULFONYL)ANILINO]METHYLENE}-2-OXO-2,3-                         
REMARK 900  DIHYDRO-1H-INDOLE                                                   
REMARK 900 RELATED ID: 1OGU   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH A 2-ARYLAMINO-4-                            
REMARK 900  CYCLOHEXYLMETHYL-5-NITROSO-6-AMINOPYRIMIDINE                        
REMARK 900  INHIBITOR                                                           
REMARK 900 RELATED ID: 1OI9   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH A 6-                                        
REMARK 900  CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR                      
REMARK 900 RELATED ID: 1OIQ   RELATED DB: PDB                                   
REMARK 900  IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS                      
REMARK 900   OF CYCLIN-DEPENDENT KINASE INHIBITORS                              
REMARK 900  IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION                    
REMARK 900 RELATED ID: 1OIR   RELATED DB: PDB                                   
REMARK 900  IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS                      
REMARK 900   OF CYCLIN-DEPENDENT KINASE INHIBITORS                              
REMARK 900  IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION                    
REMARK 900 RELATED ID: 1OIT   RELATED DB: PDB                                   
REMARK 900  IMIDAZOPYRIDINES: A POTENT AND SELECTIVE CLASS                      
REMARK 900   OF CYCLIN-DEPENDENT KINASE INHIBITORS                              
REMARK 900  IDENTIFIED THROUGH STRUCTURE-BASED HYBRIDISATION                    
REMARK 900 RELATED ID: 1OIU   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH A 6-                                        
REMARK 900  CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR                      
REMARK 900 RELATED ID: 1OIY   RELATED DB: PDB                                   
REMARK 900  STRUCTURE OF HUMAN THR160-PHOSPHO CDK2/                             
REMARK 900  CYCLIN A COMPLEXED WITH A 6-                                        
REMARK 900  CYCLOHEXYLMETHYLOXY-2-ANILINO-PURINE INHIBITOR                      
REMARK 900 RELATED ID: 1OKU   RELATED DB: PDB                                   
REMARK 900  CYCLIN A BINDING GROOVE INHIBITOR H-ALA-                            
REMARK 900  ALA-ABU-ARG-ER-LEU-ILE-(P-F-PHE)-NH2                                
REMARK 900 RELATED ID: 1OKV   RELATED DB: PDB                                   
REMARK 900  CYCLIN A BINDING GROOVE INHIBITOR H-ARG-                            
REMARK 900  ARG-LEU-ILE-PHE-NH2                                                 
REMARK 900 RELATED ID: 1OKW   RELATED DB: PDB                                   
REMARK 900  CYCLIN A BINDING GROOVE INHIBITOR AC-ARG-                           
REMARK 900  ARG-LEU-ASN-(M-CL-PHE)-NH2                                          
REMARK 900 RELATED ID: 1OL1   RELATED DB: PDB                                   
REMARK 900  CYCLIN A BINDING GROOVE INHIBITOR H-CIT-                            
REMARK 900  CIT-LEU-ILE-(P-F-PHE)-NH2                                           
REMARK 900 RELATED ID: 1OL2   RELATED DB: PDB                                   
REMARK 900  CYCLIN A BINDING GROOVE INHIBITOR H-ARG-                            
REMARK 900  ARG-LEU-ASN-(P-F-PHE)-NH2                                           
REMARK 900 RELATED ID: 1P2A   RELATED DB: PDB                                   
REMARK 900  THE STRUCTURE OF CYCLIN DEPENDENT KINASE 2                          
REMARK 900   (CKD2) WITH ATRISUBSTITUTED NAPHTHOSTYRIL                          
REMARK 900  INHIBITOR                                                           
REMARK 900 RELATED ID: 1P5E   RELATED DB: PDB                                   
REMARK 900  THE STRUCURE OF PHOSPHO-CDK2/CYCLIN A IN                            
REMARK 900  COMPLEX WITH THEINHIBITOR 4,5,6,7-                                  
REMARK 900  TETRABROMOBENZOTRIAZOLE (TBS)                                       
REMARK 900 RELATED ID: 1PKD   RELATED DB: PDB                                   
REMARK 900  THE CRYSTAL STRUCTURE OF UCN-01 IN COMPLEX                          
REMARK 900   WITH PHOSPHO-CDK2/CYCLIN A                                         
REMARK 900 RELATED ID: 1QMZ   RELATED DB: PDB                                   
REMARK 900  PHOSPHORYLATED CDK2-CYCLYIN A-SUBSTRATE                             
REMARK 900  PEPTIDE COMPLEX                                                     
REMARK 900 RELATED ID: 1URC   RELATED DB: PDB                                   
REMARK 900  CYCLIN A BINDING GROOVE INHIBITOR H-ARG-                            
REMARK 900  ARG-LEU-ASN-(P-F-PHE)-NH2                                           
DBREF  1URW A    0     0  PDB    1URW     1URW             0      0             
DBREF  1URW A    1   298  UNP    P24941   CDK2_HUMAN       1    298             
SEQRES   1 A  299  ACE MET GLU ASN PHE GLN LYS VAL GLU LYS ILE GLY GLU          
SEQRES   2 A  299  GLY THR TYR GLY VAL VAL TYR LYS ALA ARG ASN LYS LEU          
SEQRES   3 A  299  THR GLY GLU VAL VAL ALA LEU LYS LYS ILE ARG LEU ASP          
SEQRES   4 A  299  THR GLU THR GLU GLY VAL PRO SER THR ALA ILE ARG GLU          
SEQRES   5 A  299  ILE SER LEU LEU LYS GLU LEU ASN HIS PRO ASN ILE VAL          
SEQRES   6 A  299  LYS LEU LEU ASP VAL ILE HIS THR GLU ASN LYS LEU TYR          
SEQRES   7 A  299  LEU VAL PHE GLU PHE LEU HIS GLN ASP LEU LYS LYS PHE          
SEQRES   8 A  299  MET ASP ALA SER ALA LEU THR GLY ILE PRO LEU PRO LEU          
SEQRES   9 A  299  ILE LYS SER TYR LEU PHE GLN LEU LEU GLN GLY LEU ALA          
SEQRES  10 A  299  PHE CYS HIS SER HIS ARG VAL LEU HIS ARG ASP LEU LYS          
SEQRES  11 A  299  PRO GLN ASN LEU LEU ILE ASN THR GLU GLY ALA ILE LYS          
SEQRES  12 A  299  LEU ALA ASP PHE GLY LEU ALA ARG ALA PHE GLY VAL PRO          
SEQRES  13 A  299  VAL ARG THR TYR THR HIS GLU VAL VAL THR LEU TRP TYR          
SEQRES  14 A  299  ARG ALA PRO GLU ILE LEU LEU GLY CYS LYS TYR TYR SER          
SEQRES  15 A  299  THR ALA VAL ASP ILE TRP SER LEU GLY CYS ILE PHE ALA          
SEQRES  16 A  299  GLU MET VAL THR ARG ARG ALA LEU PHE PRO GLY ASP SER          
SEQRES  17 A  299  GLU ILE ASP GLN LEU PHE ARG ILE PHE ARG THR LEU GLY          
SEQRES  18 A  299  THR PRO ASP GLU VAL VAL TRP PRO GLY VAL THR SER MET          
SEQRES  19 A  299  PRO ASP TYR LYS PRO SER PHE PRO LYS TRP ALA ARG GLN          
SEQRES  20 A  299  ASP PHE SER LYS VAL VAL PRO PRO LEU ASP GLU ASP GLY          
SEQRES  21 A  299  ARG SER LEU LEU SER GLN MET LEU HIS TYR ASP PRO ASN          
SEQRES  22 A  299  LYS ARG ILE SER ALA LYS ALA ALA LEU ALA HIS PRO PHE          
SEQRES  23 A  299  PHE GLN ASP VAL THR LYS PRO VAL PRO HIS LEU ARG LEU          
HET    ACE  A   0       3                                                       
HET    I1P  A1300      32                                                       
HETNAM     ACE ACETYL GROUP                                                     
HETNAM     I1P 2-[4-(N-(3-DIMETHYLAMINOPROPYL)SULPHAMOYL)                       
HETNAM   2 I1P  ANILINO]-                                                       
HETSYN     I1P N-[3-(DIMETHYLAMINO)PROPYL]-4-[(4-IMIDAZO[1,                     
HETSYN   2 I1P  2-B]PYRIDAZIN-3-YL-2-PYRIMIDINYL)AMINO]                         
HETSYN   3 I1P  BENZENESULFONAMIDE                                              
FORMUL   2  ACE    C2 H4 O                                                      
FORMUL   3  I1P    C21 H24 N8 O2 S                                              
FORMUL   4  HOH   *210(H2 O1)                                                   
HELIX    1   1 THR A   47  LYS A   56  1                                  10    
HELIX    2   2 LEU A   87  SER A   94  1                                   8    
HELIX    3   3 PRO A  100  HIS A  121  1                                  22    
HELIX    4   4 LYS A  129  GLN A  131  5                                   3    
HELIX    5   5 GLY A  147  ALA A  151  5                                   5    
HELIX    6   6 ALA A  170  LEU A  175  1                                   6    
HELIX    7   7 THR A  182  ARG A  199  1                                  18    
HELIX    8   8 SER A  207  GLY A  220  1                                  14    
HELIX    9   9 GLY A  229  MET A  233  5                                   5    
HELIX   10  10 ASP A  247  VAL A  252  1                                   6    
HELIX   11  11 ASP A  256  LEU A  267  1                                  12    
HELIX   12  12 SER A  276  ALA A  282  1                                   7    
HELIX   13  13 HIS A  283  GLN A  287  5                                   5    
SHEET    1  AA 5 PHE A   4  GLY A  11  0                                        
SHEET    2  AA 5 VAL A  17  ASN A  23 -1  O  VAL A  18   N  ILE A  10           
SHEET    3  AA 5 VAL A  29  LYS A  34 -1  O  VAL A  30   N  ALA A  21           
SHEET    4  AA 5 LYS A  75  GLU A  81 -1  O  LEU A  78   N  LYS A  33           
SHEET    5  AA 5 LEU A  66  THR A  72 -1  N  LEU A  67   O  VAL A  79           
SHEET    1  AB 3 GLN A  85  ASP A  86  0                                        
SHEET    2  AB 3 LEU A 133  ILE A 135 -1  O  ILE A 135   N  GLN A  85           
SHEET    3  AB 3 ILE A 141  LEU A 143 -1  O  LYS A 142   N  LEU A 134           
LINK         C   ACE A   0                 N   MET A   1     1555   1555  1.34  
SITE     1 AC1 14 ILE A  10  ALA A  31  PHE A  80  GLU A  81                    
SITE     2 AC1 14 PHE A  82  LEU A  83  HIS A  84  GLN A  85                    
SITE     3 AC1 14 ASP A  86  LYS A  89  LEU A 134  ASP A 145                    
SITE     4 AC1 14 HOH A2209  HOH A2210                                          
CRYST1   54.169   72.876   73.351  90.00  90.00  90.00 P 21 21 21    4          
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      0.018461  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013722  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013633        0.00000                         
HETATM    1  C   ACE A   0      27.945 -20.762  16.598  1.00 40.17           C  
HETATM    2  O   ACE A   0      26.867 -21.191  17.051  1.00 39.15           O  
HETATM    3  CH3 ACE A   0      29.125 -20.603  17.515  1.00 39.25           C  
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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