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Database: PDB
Entry: 6Q4H
LinkDB: 6Q4H
Original site: 6Q4H 
HEADER    CELL CYCLE                              05-DEC-18   6Q4H              
TITLE     CDK2 IN COMPLEX WITH FRAGLITE36                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CYCLIN-DEPENDENT KINASE 2;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CELL DIVISION PROTEIN KINASE 2,P33 PROTEIN KINASE;          
COMPND   5 EC: 2.7.11.22;                                                       
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: CDK2, CDKN2;                                                   
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008                                      
KEYWDS    FRAGMENT, FRAGLITE, CDK2, INHIBITOR, CELL CYCLE                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.J.WOOD,M.P.MARTIN,M.E.M.NOBLE                                       
REVDAT   3   24-APR-19 6Q4H    1       JRNL                                     
REVDAT   2   03-APR-19 6Q4H    1       SOURCE                                   
REVDAT   1   20-MAR-19 6Q4H    0                                                
JRNL        AUTH   D.J.WOOD,J.D.LOPEZ-FERNANDEZ,L.E.KNIGHT,I.AL-KHAWALDEH,      
JRNL        AUTH 2 C.GAI,S.LIN,M.P.MARTIN,D.C.MILLER,C.CANO,J.A.ENDICOTT,       
JRNL        AUTH 3 I.R.HARDCASTLE,M.E.M.NOBLE,M.J.WARING                        
JRNL        TITL   FRAGLITES-MINIMAL, HALOGENATED FRAGMENTS DISPLAYING          
JRNL        TITL 2 PHARMACOPHORE DOUBLETS. AN EFFICIENT APPROACH TO             
JRNL        TITL 3 DRUGGABILITY ASSESSMENT AND HIT GENERATION.                  
JRNL        REF    J.MED.CHEM.                   V.  62  3741 2019              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   30860382                                                     
JRNL        DOI    10.1021/ACS.JMEDCHEM.9B00304                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0238                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.84                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 140569                         
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) : 0.192                           
REMARK   3   R VALUE            (WORKING SET) : 0.191                           
REMARK   3   FREE R VALUE                     : 0.207                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 7365                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.03                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 9352                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 90.11                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3370                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 490                          
REMARK   3   BIN FREE R VALUE                    : 0.3610                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2350                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 25                                      
REMARK   3   SOLVENT ATOMS            : 289                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 18.14                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 1.41000                                              
REMARK   3    B22 (A**2) : -0.10000                                             
REMARK   3    B33 (A**2) : -1.31000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.031         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.030         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.967                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.962                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2619 ; 0.017 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  2512 ; 0.034 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3577 ; 2.005 ; 1.643       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5831 ; 2.311 ; 1.575       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   327 ; 5.338 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   128 ;36.755 ;21.406       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   463 ;14.809 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    17 ;13.288 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   330 ; 0.121 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2953 ; 0.012 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   573 ; 0.016 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1257 ; 6.807 ; 1.524       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1256 ; 6.807 ; 1.523       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1598 ; 8.136 ; 2.250       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1599 ; 8.134 ; 2.251       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1362 ; 8.295 ; 2.056       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1363 ; 8.293 ; 2.057       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1979 ; 7.942 ; 2.866       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  3076 ; 8.901 ;18.898       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  3077 ; 8.899 ;18.904       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  5131 ;24.956 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 6Q4H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-DEC-18.                  
REMARK 100 THE DEPOSITION ID IS D_1200013286.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-APR-18                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I04-1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.916                              
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 : XIA2                               
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 147934                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 72.220                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.9                               
REMARK 200  DATA REDUNDANCY                : 6.000                              
REMARK 200  R MERGE                    (I) : 0.07000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.02                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 86.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.58000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 1HCK                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 38.06                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.99                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10MG/ML CDK2 10% V/V PEG3350, 50 MM      
REMARK 280  HEPES/NAOH, 50 MM NA/K PHOSPHATE, PH 7.5, PH 7.4, VAPOR             
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 293K                           
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       26.57600            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       35.96600            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.10950            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       35.96600            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       26.57600            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.10950            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 240 ANGSTROM**2                           
REMARK 350 SURFACE AREA OF THE COMPLEX: 14650 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 2.0 KCAL/MOL                          
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    -7                                                      
REMARK 465     PRO A    -6                                                      
REMARK 465     LEU A    -5                                                      
REMARK 465     GLY A    -4                                                      
REMARK 465     SER A    -3                                                      
REMARK 465     PRO A    -2                                                      
REMARK 465     GLU A    -1                                                      
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     VAL A   154                                                      
REMARK 465     PRO A   155                                                      
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     VAL A 156    CG1  CG2                                            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 200   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ILE A  49      -80.89    -65.06                                   
REMARK 500    ARG A  50      -56.34    -25.01                                   
REMARK 500    ARG A  50      -56.81    -25.01                                   
REMARK 500    ARG A 126       -8.71     89.36                                   
REMARK 500    ASP A 127       46.65   -153.68                                   
REMARK 500    ASP A 127       46.11   -153.68                                   
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 687        DISTANCE =  6.50 ANGSTROMS                       
REMARK 525    HOH A 688        DISTANCE =  6.50 ANGSTROMS                       
REMARK 525    HOH A 689        DISTANCE =  7.05 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue HGH A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue DMS A 302                 
DBREF  6Q4H A    1   298  UNP    P24941   CDK2_HUMAN       1    298             
SEQADV 6Q4H GLY A   -7  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H PRO A   -6  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H LEU A   -5  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H GLY A   -4  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H SER A   -3  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H PRO A   -2  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H GLU A   -1  UNP  P24941              EXPRESSION TAG                 
SEQADV 6Q4H PHE A    0  UNP  P24941              EXPRESSION TAG                 
SEQRES   1 A  306  GLY PRO LEU GLY SER PRO GLU PHE MET GLU ASN PHE GLN          
SEQRES   2 A  306  LYS VAL GLU LYS ILE GLY GLU GLY THR TYR GLY VAL VAL          
SEQRES   3 A  306  TYR LYS ALA ARG ASN LYS LEU THR GLY GLU VAL VAL ALA          
SEQRES   4 A  306  LEU LYS LYS ILE ARG LEU ASP THR GLU THR GLU GLY VAL          
SEQRES   5 A  306  PRO SER THR ALA ILE ARG GLU ILE SER LEU LEU LYS GLU          
SEQRES   6 A  306  LEU ASN HIS PRO ASN ILE VAL LYS LEU LEU ASP VAL ILE          
SEQRES   7 A  306  HIS THR GLU ASN LYS LEU TYR LEU VAL PHE GLU PHE LEU          
SEQRES   8 A  306  HIS GLN ASP LEU LYS LYS PHE MET ASP ALA SER ALA LEU          
SEQRES   9 A  306  THR GLY ILE PRO LEU PRO LEU ILE LYS SER TYR LEU PHE          
SEQRES  10 A  306  GLN LEU LEU GLN GLY LEU ALA PHE CYS HIS SER HIS ARG          
SEQRES  11 A  306  VAL LEU HIS ARG ASP LEU LYS PRO GLN ASN LEU LEU ILE          
SEQRES  12 A  306  ASN THR GLU GLY ALA ILE LYS LEU ALA ASP PHE GLY LEU          
SEQRES  13 A  306  ALA ARG ALA PHE GLY VAL PRO VAL ARG THR TYR THR HIS          
SEQRES  14 A  306  GLU VAL VAL THR LEU TRP TYR ARG ALA PRO GLU ILE LEU          
SEQRES  15 A  306  LEU GLY CYS LYS TYR TYR SER THR ALA VAL ASP ILE TRP          
SEQRES  16 A  306  SER LEU GLY CYS ILE PHE ALA GLU MET VAL THR ARG ARG          
SEQRES  17 A  306  ALA LEU PHE PRO GLY ASP SER GLU ILE ASP GLN LEU PHE          
SEQRES  18 A  306  ARG ILE PHE ARG THR LEU GLY THR PRO ASP GLU VAL VAL          
SEQRES  19 A  306  TRP PRO GLY VAL THR SER MET PRO ASP TYR LYS PRO SER          
SEQRES  20 A  306  PHE PRO LYS TRP ALA ARG GLN ASP PHE SER LYS VAL VAL          
SEQRES  21 A  306  PRO PRO LEU ASP GLU ASP GLY ARG SER LEU LEU SER GLN          
SEQRES  22 A  306  MET LEU HIS TYR ASP PRO ASN LYS ARG ILE SER ALA LYS          
SEQRES  23 A  306  ALA ALA LEU ALA HIS PRO PHE PHE GLN ASP VAL THR LYS          
SEQRES  24 A  306  PRO VAL PRO HIS LEU ARG LEU                                  
HET    HGH  A 301      21                                                       
HET    DMS  A 302       4                                                       
HETNAM     HGH 2-[3-[(2-AZANYL-9~{H}-PURIN-6-YL)OXY]PHENYL]ETHANOIC             
HETNAM   2 HGH  ACID                                                            
HETNAM     DMS DIMETHYL SULFOXIDE                                               
FORMUL   2  HGH    C13 H11 N5 O3                                                
FORMUL   3  DMS    C2 H6 O S                                                    
FORMUL   4  HOH   *289(H2 O)                                                    
HELIX    1 AA1 SER A   46  LEU A   55  1                                  10    
HELIX    2 AA2 LYS A   56  LEU A   58  5                                   3    
HELIX    3 AA3 LEU A   87  SER A   94  1                                   8    
HELIX    4 AA4 PRO A  100  HIS A  121  1                                  22    
HELIX    5 AA5 LYS A  129  GLN A  131  5                                   3    
HELIX    6 AA6 GLY A  147  GLY A  153  1                                   7    
HELIX    7 AA7 ALA A  170  LEU A  175  1                                   6    
HELIX    8 AA8 THR A  182  ARG A  199  1                                  18    
HELIX    9 AA9 SER A  207  GLY A  220  1                                  14    
HELIX   10 AB1 GLY A  229  MET A  233  5                                   5    
HELIX   11 AB2 ASP A  247  VAL A  252  1                                   6    
HELIX   12 AB3 ASP A  256  LEU A  267  1                                  12    
HELIX   13 AB4 ASP A  270  ARG A  274  5                                   5    
HELIX   14 AB5 SER A  276  ALA A  282  1                                   7    
HELIX   15 AB6 HIS A  283  GLN A  287  5                                   5    
SHEET    1 AA1 5 PHE A   4  GLY A  13  0                                        
SHEET    2 AA1 5 GLY A  16  ASN A  23 -1  O  LYS A  20   N  GLU A   8           
SHEET    3 AA1 5 VAL A  29  LYS A  34 -1  O  LEU A  32   N  TYR A  19           
SHEET    4 AA1 5 LYS A  75  GLU A  81 -1  O  LEU A  78   N  LYS A  33           
SHEET    5 AA1 5 LEU A  66  THR A  72 -1  N  ILE A  70   O  TYR A  77           
SHEET    1 AA2 3 GLN A  85  ASP A  86  0                                        
SHEET    2 AA2 3 LEU A 133  ILE A 135 -1  O  ILE A 135   N  GLN A  85           
SHEET    3 AA2 3 ILE A 141  LEU A 143 -1  O  LYS A 142   N  LEU A 134           
CISPEP   1 PRO A  253    PRO A  254          0         6.37                     
SITE     1 AC1 17 GLY A  13  THR A  14  VAL A  18  ALA A  31                    
SITE     2 AC1 17 LYS A  33  VAL A  64  PHE A  80  GLU A  81                    
SITE     3 AC1 17 PHE A  82  LEU A  83  LYS A 129  GLN A 131                    
SITE     4 AC1 17 LEU A 134  HOH A 456  HOH A 457  HOH A 489                    
SITE     5 AC1 17 HOH A 581                                                     
SITE     1 AC2  5 LEU A 219  THR A 221  ASP A 223  HOH A 473                    
SITE     2 AC2  5 HOH A 684                                                     
CRYST1   53.152   72.219   71.932  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      0.018814  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013847  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013902        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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