PDB Short entry for 2A4L
HEADER    TRANSFERASE                             29-JUN-05   2A4L              
TITLE     HUMAN CYCLIN-DEPENDENT KINASE 2 IN COMPLEX WITH ROSCOVITINE           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HOMO SAPIENS CYCLIN-DEPENDENT KINASE 2;                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CDK2;                                                       
COMPND   5 EC: 2.7.1.37;                                                        
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 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   6 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM;                             
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 EXPRESSION_SYSTEM_CELL_LINE: SF9 CELLS;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: BACULOVIRUS                               
KEYWDS    TRANSFERASE, SERINE/THREONINE PROTEIN KINASE, ATP-BINDING, CELL       
KEYWDS   2 CYCLE, CELL DIVISION, ROSCOVITINE, PHOSPHORYLATION                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.F.DE AZEVEDO JR.,S.H.KIM                                            
REVDAT   3   11-OCT-17 2A4L    1       REMARK                                   
REVDAT   2   24-FEB-09 2A4L    1       VERSN                                    
REVDAT   1   03-OCT-06 2A4L    0                                                
JRNL        AUTH   W.F.DE AZEVEDO,S.LECLERC,L.MEIJER,L.HAVLICEK,M.STRNAD,       
JRNL        AUTH 2 S.H.KIM                                                      
JRNL        TITL   INHIBITION OF CYCLIN-DEPENDENT KINASES BY PURINE ANALOGUES:  
JRNL        TITL 2 CRYSTAL STRUCTURE OF HUMAN CDK2 COMPLEXED WITH ROSCOVITINE.  
JRNL        REF    EUR.J.BIOCHEM.                V. 243   518 1997              
JRNL        REFN                   ISSN 0014-2956                               
JRNL        PMID   9030780                                                      
JRNL        DOI    10.1111/J.1432-1033.1997.0518A.X                             
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   W.F.DE AZEVEDO JR.,H.J.MUELLER-DIECKMAN,U.SCHULZE-GAHMEN,    
REMARK   1  AUTH 2 P.J.WORLAND,E.SAUSVILLE,S.H.KIM                              
REMARK   1  TITL   STRUCTURAL BASIS FOR SPECIFICITY AND POTENCY OF A FLAVONOID  
REMARK   1  TITL 2 INHIBITOR OF HUMAN CDK2, A CELL CYCLE KINASE                 
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  93  2735 1996              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1  PMID   8610110                                                      
REMARK   1  DOI    10.1073/PNAS.93.7.2735                                       
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   H.L.DE BONDT,J.ROSENBLATT,J.JANCARIK,H.D.JONES,D.O.MORGAN,   
REMARK   1  AUTH 2 S.H.KIM                                                      
REMARK   1  TITL   CRYSTAL STRUCTURE OF CYCLIN-DEPENDENT KINASE 2               
REMARK   1  REF    NATURE                        V. 363   595 1993              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1  PMID   8510751                                                      
REMARK   1  DOI    10.1038/363595A0                                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 98.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 19547                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.173                           
REMARK   3   FREE R VALUE                     : 0.270                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 9987                            
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           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2308                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 26                                      
REMARK   3   SOLVENT ATOMS            : 82                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 37.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.23                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.011                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.496                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 26.54                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.580                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  RESIDUES 153-162 HAVE HIGH B-VALUES AND WEAK ELECTRON DENSITY.      
REMARK   3  RESIDUES 36-47 ARE NOT VISIBLE IN THE ELECTRON DENSITY MAP          
REMARK   4                                                                      
REMARK   4 2A4L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-JUL-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000033480.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 12-DEC-95                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IIC                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : R-AXIS                             
REMARK 200  DATA SCALING SOFTWARE          : R-AXIS                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 11134                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.3                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.06700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.50                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.1                               
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: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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       36.15350            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       27.14200            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.53450            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       27.14200            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       36.15350            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.53450            
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: MONOMERIC                         
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     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     THR A    47                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   OXT  LEU A   298     O    HOH A   323              1.96            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    LEU A  58   CA  -  CB  -  CG  ANGL. DEV. =  18.2 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    HIS A  71       77.32   -107.80                                   
REMARK 500    HIS A 125      -70.83    -77.20                                   
REMARK 500    ASP A 127       44.44   -152.47                                   
REMARK 500    PHE A 152      105.01   -162.48                                   
REMARK 500    VAL A 154       82.62     38.71                                   
REMARK 500    THR A 158     -177.22    -67.00                                   
REMARK 500    HIS A 161       19.89     57.10                                   
REMARK 500    ARG A 200      127.05   -172.38                                   
REMARK 500    PHE A 203       71.24   -116.63                                   
REMARK 500    PRO A 228      105.92    -47.52                                   
REMARK 500    LEU A 267       30.13    -97.97                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 GLY A  153     VAL A  154                 -139.95                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A  22         0.16    SIDE CHAIN                              
REMARK 500    ARG A 126         0.13    SIDE CHAIN                              
REMARK 500    TYR A 168         0.07    SIDE CHAIN                              
REMARK 500    ARG A 169         0.25    SIDE CHAIN                              
REMARK 500    TYR A 179         0.07    SIDE CHAIN                              
REMARK 500    ARG A 217         0.18    SIDE CHAIN                              
REMARK 500    ARG A 260         0.14    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RRC A 300                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1HCK   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE HUMAN CYCLIN-DEPENDENT KINASE 2             
DBREF  2A4L A    1   298  GB     30583821 AAP36159         1    298             
SEQRES   1 A  298  MET GLU ASN PHE GLN LYS VAL GLU LYS ILE GLY GLU GLY          
SEQRES   2 A  298  THR TYR GLY VAL VAL TYR LYS ALA ARG ASN LYS LEU THR          
SEQRES   3 A  298  GLY GLU VAL VAL ALA LEU LYS LYS ILE ARG LEU ASP THR          
SEQRES   4 A  298  GLU THR GLU GLY VAL PRO SER THR ALA ILE ARG GLU ILE          
SEQRES   5 A  298  SER LEU LEU LYS GLU LEU ASN HIS PRO ASN ILE VAL LYS          
SEQRES   6 A  298  LEU LEU ASP VAL ILE HIS THR GLU ASN LYS LEU TYR LEU          
SEQRES   7 A  298  VAL PHE GLU PHE LEU HIS GLN ASP LEU LYS LYS PHE MET          
SEQRES   8 A  298  ASP ALA SER ALA LEU THR GLY ILE PRO LEU PRO LEU ILE          
SEQRES   9 A  298  LYS SER TYR LEU PHE GLN LEU LEU GLN GLY LEU ALA PHE          
SEQRES  10 A  298  CYS HIS SER HIS ARG VAL LEU HIS ARG ASP LEU LYS PRO          
SEQRES  11 A  298  GLN ASN LEU LEU ILE ASN THR GLU GLY ALA ILE LYS LEU          
SEQRES  12 A  298  ALA ASP PHE GLY LEU ALA ARG ALA PHE GLY VAL PRO VAL          
SEQRES  13 A  298  ARG THR TYR THR HIS GLU VAL VAL THR LEU TRP TYR ARG          
SEQRES  14 A  298  ALA PRO GLU ILE LEU LEU GLY CYS LYS TYR TYR SER THR          
SEQRES  15 A  298  ALA VAL ASP ILE TRP SER LEU GLY CYS ILE PHE ALA GLU          
SEQRES  16 A  298  MET VAL THR ARG ARG ALA LEU PHE PRO GLY ASP SER GLU          
SEQRES  17 A  298  ILE ASP GLN LEU PHE ARG ILE PHE ARG THR LEU GLY THR          
SEQRES  18 A  298  PRO ASP GLU VAL VAL TRP PRO GLY VAL THR SER MET PRO          
SEQRES  19 A  298  ASP TYR LYS PRO SER PHE PRO LYS TRP ALA ARG GLN ASP          
SEQRES  20 A  298  PHE SER LYS VAL VAL PRO PRO LEU ASP GLU ASP GLY ARG          
SEQRES  21 A  298  SER LEU LEU SER GLN MET LEU HIS TYR ASP PRO ASN LYS          
SEQRES  22 A  298  ARG ILE SER ALA LYS ALA ALA LEU ALA HIS PRO PHE PHE          
SEQRES  23 A  298  GLN ASP VAL THR LYS PRO VAL PRO HIS LEU ARG LEU              
HET    RRC  A 300      26                                                       
HETNAM     RRC R-ROSCOVITINE                                                    
FORMUL   2  RRC    C19 H26 N6 O                                                 
FORMUL   3  HOH   *82(H2 O)                                                     
HELIX    1   2 LEU A   87  ALA A   93  1                                   7    
HELIX    2   3 LEU A  101  HIS A  121  1                                  21    
HELIX    3   4 PRO A  130  ASN A  132  5                                   3    
HELIX    4   5 LEU A  148  PHE A  152  1                                   5    
HELIX    5   6 PRO A  171  LEU A  174  1                                   4    
HELIX    6   7 THR A  182  THR A  198  5                                  17    
HELIX    7   8 GLU A  208  LEU A  219  1                                  12    
HELIX    8   9 VAL A  230  SER A  232  5                                   3    
HELIX    9  10 PHE A  248  VAL A  251  1                                   4    
HELIX   10  11 GLU A  257  MET A  266  1                                  10    
HELIX   11  12 ALA A  277  ALA A  282  1                                   6    
HELIX   12  13 PRO A  284  PHE A  286  5                                   3    
SHEET    1   A 5 LEU A  66  THR A  72  0                                        
SHEET    2   A 5 LYS A  75  GLU A  81 -1  N  VAL A  79   O  LEU A  67           
SHEET    3   A 5 VAL A  29  LYS A  34 -1  N  LYS A  33   O  LEU A  78           
SHEET    4   A 5 VAL A  18  ASN A  23 -1  N  ALA A  21   O  VAL A  30           
SHEET    5   A 5 PHE A   4  LYS A   9 -1  N  GLU A   8   O  LYS A  20           
SHEET    1   B 2 LEU A 133  ILE A 135  0                                        
SHEET    2   B 2 ILE A 141  LEU A 143 -1  N  LYS A 142   O  LEU A 134           
CISPEP   1 PRO A  253    PRO A  254          0         1.60                     
SITE     1 AC1 13 ILE A  10  VAL A  18  ALA A  31  LYS A  33                    
SITE     2 AC1 13 GLU A  81  PHE A  82  LEU A  83  HIS A  84                    
SITE     3 AC1 13 LYS A  89  ASN A 132  LEU A 134  ALA A 144                    
SITE     4 AC1 13 ASP A 145                                                     
CRYST1   72.307   73.069   54.284  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      0.013830  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013686  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.018422        0.00000