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Database: PDB
Entry: 1P5E
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Original site: 1P5E 
HEADER    CELL CYCLE                              26-APR-03   1P5E              
TITLE     THE STRUCTURE OF PHOSPHO-CDK2/CYCLIN A IN COMPLEX WITH THE INHIBITOR  
TITLE    2 4,5,6,7-TETRABROMOBENZOTRIAZOLE (TBS)                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CELL DIVISION PROTEIN KINASE 2;                            
COMPND   3 CHAIN: A, C;                                                         
COMPND   4 SYNONYM: P33 PROTEIN KINASE;                                         
COMPND   5 EC: 2.7.1.-;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: CYCLIN A2;                                                 
COMPND   9 CHAIN: B, D;                                                         
COMPND  10 FRAGMENT: RESIDUES 175-432;                                          
COMPND  11 SYNONYM: CYCLIN A;                                                   
COMPND  12 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;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: B834 (DE3) PLYSS;                          
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PGEX 3C;                                  
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: CCNA2 OR CCNA OR CCN1;                                         
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: B834 (DE3) PLYSS;                          
SOURCE  19 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  20 EXPRESSION_SYSTEM_PLASMID: PET21D                                    
KEYWDS    KINASE INHIBITOR, CDK2, TBS, CELL CYCLE                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.DE MOLINER,N.R.BROWN,L.N.JOHNSON                                    
REVDAT   3   21-DEC-16 1P5E    1       TITLE  VERSN                             
REVDAT   2   24-FEB-09 1P5E    1       VERSN                                    
REVDAT   1   01-JUL-03 1P5E    0                                                
JRNL        AUTH   E.DE MOLINER,N.R.BROWN,L.N.JOHNSON                           
JRNL        TITL   ALTERNATIVE BINDING MODES OF AN INHIBITOR TO TWO DIFFERENT   
JRNL        TITL 2 KINASES                                                      
JRNL        REF    EUR.J.BIOCHEM.                V. 270     1 2003              
JRNL        REFN                   ISSN 0014-2956                               
JRNL        PMID   12869192                                                     
JRNL        DOI    10.1046/J.1432-1033.2003.03697.X                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.22 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.22                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 46.97                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 92.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 62398                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.219                           
REMARK   3   FREE R VALUE                     : 0.257                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 8.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5557                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.22                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 77.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 8571                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2540                       
REMARK   3   BIN FREE R VALUE                    : 0.2940                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 8.30                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 778                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.011                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 8944                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 26                                      
REMARK   3   SOLVENT ATOMS            : 242                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 30.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 38.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.53000                                             
REMARK   3    B22 (A**2) : 0.03000                                              
REMARK   3    B33 (A**2) : 0.50000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.28                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.22                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.32                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.29                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.500                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.400                          
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.980                           
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) : 1.370 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.250 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.190 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.200 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.39                                                 
REMARK   3   BSOL        : 34.74                                                
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  : TBB.PARAM                                      
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : TPO.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : TBB.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1P5E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-APR-03.                  
REMARK 100 THE RCSB ID CODE IS RCSB019028.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-APR-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7                                  
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.934                              
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 72014                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.220                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 46.970                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.5                               
REMARK 200  DATA REDUNDANCY                : 2.800                              
REMARK 200  R MERGE                    (I) : 0.07400                            
REMARK 200  R SYM                      (I) : 0.05400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.22                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.30                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.22                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.33400                            
REMARK 200  R SYM FOR SHELL            (I) : 0.23200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 57.06                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.86                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MG/ML PCDK2/CYCLIN A, 0.5 MM TBS,     
REMARK 280  1.25 M AMMONIUM SULPHATE, 0.85 M KCL, HEPES 100MM, PH 7, VAPOR      
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 277K                           
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       36.76800            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       74.21200            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       66.97350            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       74.21200            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       36.76800            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       66.97350            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3780 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22980 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3840 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 23430 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -15.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D                                  
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   297                                                      
REMARK 465     LEU A   298                                                      
REMARK 465     ARG C   297                                                      
REMARK 465     LEU C   298                                                      
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   O    SER A    94     O    THR A    97              2.12            
REMARK 500   OG   SER B   245     O    HOH B   502              2.14            
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    ASP A  38      119.74     52.28                                   
REMARK 500    GLU A  40     -145.98    -92.80                                   
REMARK 500    THR A  41     -103.29     56.81                                   
REMARK 500    GLU A  73       75.65     33.54                                   
REMARK 500    LEU A  96      -93.03    -59.43                                   
REMARK 500    ASP A 127       45.49   -158.40                                   
REMARK 500    ASP A 145       86.25     61.34                                   
REMARK 500    VAL A 164      127.96     83.55                                   
REMARK 500    SER A 181     -147.70   -140.18                                   
REMARK 500    LYS A 291       74.84   -118.48                                   
REMARK 500    TRP B 372      112.41    -33.63                                   
REMARK 500    GLU C  12     -104.99   -167.09                                   
REMARK 500    TYR C  15      -36.20     59.39                                   
REMARK 500    THR C  41     -103.69    119.30                                   
REMARK 500    ASP C 127       46.37   -144.94                                   
REMARK 500    ASP C 145       79.27     54.43                                   
REMARK 500    VAL C 164      126.73     70.48                                   
REMARK 500    SER C 181     -147.06   -153.74                                   
REMARK 500    PRO C 222       99.55    -55.53                                   
REMARK 500    PRO C 238       35.08    -78.32                                   
REMARK 500    PHE C 240      -62.10   -148.20                                   
REMARK 500    PRO C 241      179.92    -57.98                                   
REMARK 500    LYS C 242     -142.20     92.57                                   
REMARK 500    TRP C 243     -142.60     41.15                                   
REMARK 500    ALA C 244     -165.64     77.80                                   
REMARK 500    ARG C 245     -162.01   -166.05                                   
REMARK 500    GLN C 246      105.16     45.62                                   
REMARK 500    PHE C 248       91.93    -57.92                                   
REMARK 500    SER C 249      -46.77   -165.04                                   
REMARK 500    ASP D 283     -111.17     64.98                                   
REMARK 500    HIS D 321       30.77    -99.47                                   
REMARK 500    TRP D 372      106.91    -37.39                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CHIRAL CENTERS                                             
REMARK 500                                                                      
REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL                     
REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY                      
REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR                        
REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE                                    
REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16)       
REMARK 500                                                                      
REMARK 500  M RES CSSEQI    IMPROPER   EXPECTED   FOUND DETAILS                 
REMARK 500    PHE C 240        24.7      L          L   OUTSIDE RANGE           
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 TBS A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TBS C 302                 
DBREF  1P5E A    1   298  UNP    P24941   CDK2_HUMAN       1    298             
DBREF  1P5E B  175   432  UNP    P20248   CCNA2_HUMAN    175    432             
DBREF  1P5E C    1   298  UNP    P24941   CDK2_HUMAN       1    298             
DBREF  1P5E D  175   432  UNP    P20248   CCNA2_HUMAN    175    432             
SEQADV 1P5E SER A    0  UNP  P24941              CLONING ARTIFACT               
SEQADV 1P5E TPO A  160  UNP  P24941    THR   160 MODIFIED RESIDUE               
SEQADV 1P5E SER C    0  UNP  P24941              CLONING ARTIFACT               
SEQADV 1P5E TPO C  160  UNP  P24941    THR   160 MODIFIED RESIDUE               
SEQRES   1 A  299  SER 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 TPO 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          
SEQRES   1 B  258  VAL PRO ASP TYR HIS GLU ASP ILE HIS THR TYR LEU ARG          
SEQRES   2 B  258  GLU MET GLU VAL LYS CYS LYS PRO LYS VAL GLY TYR MET          
SEQRES   3 B  258  LYS LYS GLN PRO ASP ILE THR ASN SER MET ARG ALA ILE          
SEQRES   4 B  258  LEU VAL ASP TRP LEU VAL GLU VAL GLY GLU GLU TYR LYS          
SEQRES   5 B  258  LEU GLN ASN GLU THR LEU HIS LEU ALA VAL ASN TYR ILE          
SEQRES   6 B  258  ASP ARG PHE LEU SER SER MET SER VAL LEU ARG GLY LYS          
SEQRES   7 B  258  LEU GLN LEU VAL GLY THR ALA ALA MET LEU LEU ALA SER          
SEQRES   8 B  258  LYS PHE GLU GLU ILE TYR PRO PRO GLU VAL ALA GLU PHE          
SEQRES   9 B  258  VAL TYR ILE THR ASP ASP THR TYR THR LYS LYS GLN VAL          
SEQRES  10 B  258  LEU ARG MET GLU HIS LEU VAL LEU LYS VAL LEU THR PHE          
SEQRES  11 B  258  ASP LEU ALA ALA PRO THR VAL ASN GLN PHE LEU THR GLN          
SEQRES  12 B  258  TYR PHE LEU HIS GLN GLN PRO ALA ASN CYS LYS VAL GLU          
SEQRES  13 B  258  SER LEU ALA MET PHE LEU GLY GLU LEU SER LEU ILE ASP          
SEQRES  14 B  258  ALA ASP PRO TYR LEU LYS TYR LEU PRO SER VAL ILE ALA          
SEQRES  15 B  258  GLY ALA ALA PHE HIS LEU ALA LEU TYR THR VAL THR GLY          
SEQRES  16 B  258  GLN SER TRP PRO GLU SER LEU ILE ARG LYS THR GLY TYR          
SEQRES  17 B  258  THR LEU GLU SER LEU LYS PRO CYS LEU MET ASP LEU HIS          
SEQRES  18 B  258  GLN THR TYR LEU LYS ALA PRO GLN HIS ALA GLN GLN SER          
SEQRES  19 B  258  ILE ARG GLU LYS TYR LYS ASN SER LYS TYR HIS GLY VAL          
SEQRES  20 B  258  SER LEU LEU ASN PRO PRO GLU THR LEU ASN LEU                  
SEQRES   1 C  299  SER MET GLU ASN PHE GLN LYS VAL GLU LYS ILE GLY GLU          
SEQRES   2 C  299  GLY THR TYR GLY VAL VAL TYR LYS ALA ARG ASN LYS LEU          
SEQRES   3 C  299  THR GLY GLU VAL VAL ALA LEU LYS LYS ILE ARG LEU ASP          
SEQRES   4 C  299  THR GLU THR GLU GLY VAL PRO SER THR ALA ILE ARG GLU          
SEQRES   5 C  299  ILE SER LEU LEU LYS GLU LEU ASN HIS PRO ASN ILE VAL          
SEQRES   6 C  299  LYS LEU LEU ASP VAL ILE HIS THR GLU ASN LYS LEU TYR          
SEQRES   7 C  299  LEU VAL PHE GLU PHE LEU HIS GLN ASP LEU LYS LYS PHE          
SEQRES   8 C  299  MET ASP ALA SER ALA LEU THR GLY ILE PRO LEU PRO LEU          
SEQRES   9 C  299  ILE LYS SER TYR LEU PHE GLN LEU LEU GLN GLY LEU ALA          
SEQRES  10 C  299  PHE CYS HIS SER HIS ARG VAL LEU HIS ARG ASP LEU LYS          
SEQRES  11 C  299  PRO GLN ASN LEU LEU ILE ASN THR GLU GLY ALA ILE LYS          
SEQRES  12 C  299  LEU ALA ASP PHE GLY LEU ALA ARG ALA PHE GLY VAL PRO          
SEQRES  13 C  299  VAL ARG THR TYR TPO HIS GLU VAL VAL THR LEU TRP TYR          
SEQRES  14 C  299  ARG ALA PRO GLU ILE LEU LEU GLY CYS LYS TYR TYR SER          
SEQRES  15 C  299  THR ALA VAL ASP ILE TRP SER LEU GLY CYS ILE PHE ALA          
SEQRES  16 C  299  GLU MET VAL THR ARG ARG ALA LEU PHE PRO GLY ASP SER          
SEQRES  17 C  299  GLU ILE ASP GLN LEU PHE ARG ILE PHE ARG THR LEU GLY          
SEQRES  18 C  299  THR PRO ASP GLU VAL VAL TRP PRO GLY VAL THR SER MET          
SEQRES  19 C  299  PRO ASP TYR LYS PRO SER PHE PRO LYS TRP ALA ARG GLN          
SEQRES  20 C  299  ASP PHE SER LYS VAL VAL PRO PRO LEU ASP GLU ASP GLY          
SEQRES  21 C  299  ARG SER LEU LEU SER GLN MET LEU HIS TYR ASP PRO ASN          
SEQRES  22 C  299  LYS ARG ILE SER ALA LYS ALA ALA LEU ALA HIS PRO PHE          
SEQRES  23 C  299  PHE GLN ASP VAL THR LYS PRO VAL PRO HIS LEU ARG LEU          
SEQRES   1 D  258  VAL PRO ASP TYR HIS GLU ASP ILE HIS THR TYR LEU ARG          
SEQRES   2 D  258  GLU MET GLU VAL LYS CYS LYS PRO LYS VAL GLY TYR MET          
SEQRES   3 D  258  LYS LYS GLN PRO ASP ILE THR ASN SER MET ARG ALA ILE          
SEQRES   4 D  258  LEU VAL ASP TRP LEU VAL GLU VAL GLY GLU GLU TYR LYS          
SEQRES   5 D  258  LEU GLN ASN GLU THR LEU HIS LEU ALA VAL ASN TYR ILE          
SEQRES   6 D  258  ASP ARG PHE LEU SER SER MET SER VAL LEU ARG GLY LYS          
SEQRES   7 D  258  LEU GLN LEU VAL GLY THR ALA ALA MET LEU LEU ALA SER          
SEQRES   8 D  258  LYS PHE GLU GLU ILE TYR PRO PRO GLU VAL ALA GLU PHE          
SEQRES   9 D  258  VAL TYR ILE THR ASP ASP THR TYR THR LYS LYS GLN VAL          
SEQRES  10 D  258  LEU ARG MET GLU HIS LEU VAL LEU LYS VAL LEU THR PHE          
SEQRES  11 D  258  ASP LEU ALA ALA PRO THR VAL ASN GLN PHE LEU THR GLN          
SEQRES  12 D  258  TYR PHE LEU HIS GLN GLN PRO ALA ASN CYS LYS VAL GLU          
SEQRES  13 D  258  SER LEU ALA MET PHE LEU GLY GLU LEU SER LEU ILE ASP          
SEQRES  14 D  258  ALA ASP PRO TYR LEU LYS TYR LEU PRO SER VAL ILE ALA          
SEQRES  15 D  258  GLY ALA ALA PHE HIS LEU ALA LEU TYR THR VAL THR GLY          
SEQRES  16 D  258  GLN SER TRP PRO GLU SER LEU ILE ARG LYS THR GLY TYR          
SEQRES  17 D  258  THR LEU GLU SER LEU LYS PRO CYS LEU MET ASP LEU HIS          
SEQRES  18 D  258  GLN THR TYR LEU LYS ALA PRO GLN HIS ALA GLN GLN SER          
SEQRES  19 D  258  ILE ARG GLU LYS TYR LYS ASN SER LYS TYR HIS GLY VAL          
SEQRES  20 D  258  SER LEU LEU ASN PRO PRO GLU THR LEU ASN LEU                  
MODRES 1P5E TPO A  160  THR  PHOSPHOTHREONINE                                   
MODRES 1P5E TPO C  160  THR  PHOSPHOTHREONINE                                   
HET    TPO  A 160      11                                                       
HET    TPO  C 160      11                                                       
HET    TBS  A 301      13                                                       
HET    TBS  C 302      13                                                       
HETNAM     TPO PHOSPHOTHREONINE                                                 
HETNAM     TBS 4,5,6,7-TETRABROMOBENZOTRIAZOLE                                  
HETSYN     TPO PHOSPHONOTHREONINE                                               
HETSYN     TBS TETRABROMO-2-BENZOTRIAZOLE                                       
FORMUL   1  TPO    2(C4 H10 N O6 P)                                             
FORMUL   5  TBS    2(C6 H BR4 N3)                                               
FORMUL   7  HOH   *242(H2 O)                                                    
HELIX    1   1 SER A    0  GLU A    2  5                                   3    
HELIX    2   2 PRO A   45  LYS A   56  1                                  12    
HELIX    3   3 LEU A   87  SER A   94  1                                   8    
HELIX    4   4 PRO A  100  HIS A  121  1                                  22    
HELIX    5   5 LYS A  129  GLN A  131  5                                   3    
HELIX    6   6 THR A  165  ARG A  169  5                                   5    
HELIX    7   7 ALA A  170  LEU A  175  1                                   6    
HELIX    8   8 THR A  182  ARG A  199  1                                  18    
HELIX    9   9 SER A  207  GLY A  220  1                                  14    
HELIX   10  10 GLY A  229  MET A  233  5                                   5    
HELIX   11  11 ASP A  247  VAL A  251  5                                   5    
HELIX   12  12 ASP A  256  LEU A  267  1                                  12    
HELIX   13  13 SER A  276  LEU A  281  1                                   6    
HELIX   14  14 ALA A  282  GLN A  287  5                                   6    
HELIX   15  15 VAL B  175  ASP B  177  5                                   3    
HELIX   16  16 TYR B  178  CYS B  193  1                                  16    
HELIX   17  17 GLY B  198  GLN B  203  5                                   6    
HELIX   18  18 THR B  207  TYR B  225  1                                  19    
HELIX   19  19 GLN B  228  MET B  246  1                                  19    
HELIX   20  20 LEU B  249  GLY B  251  5                                   3    
HELIX   21  21 LYS B  252  GLU B  269  1                                  18    
HELIX   22  22 GLU B  274  THR B  282  1                                   9    
HELIX   23  23 THR B  287  LEU B  302  1                                  16    
HELIX   24  24 THR B  310  PHE B  319  1                                  10    
HELIX   25  25 LEU B  320  GLN B  322  5                                   3    
HELIX   26  26 ASN B  326  SER B  340  1                                  15    
HELIX   27  27 ASP B  343  LEU B  348  1                                   6    
HELIX   28  28 LEU B  351  GLY B  369  1                                  19    
HELIX   29  29 PRO B  373  GLY B  381  1                                   9    
HELIX   30  30 THR B  383  ALA B  401  1                                  19    
HELIX   31  31 PRO B  402  HIS B  404  5                                   3    
HELIX   32  32 GLN B  407  TYR B  413  1                                   7    
HELIX   33  33 LYS B  414  HIS B  419  5                                   6    
HELIX   34  34 GLY B  420  LEU B  424  5                                   5    
HELIX   35  35 PRO C   45  LEU C   58  1                                  14    
HELIX   36  36 LEU C   87  SER C   94  1                                   8    
HELIX   37  37 PRO C  100  HIS C  121  1                                  22    
HELIX   38  38 LYS C  129  GLN C  131  5                                   3    
HELIX   39  39 THR C  165  ARG C  169  5                                   5    
HELIX   40  40 ALA C  170  LEU C  175  1                                   6    
HELIX   41  41 THR C  182  ARG C  199  1                                  18    
HELIX   42  42 SER C  207  GLY C  220  1                                  14    
HELIX   43  43 ASP C  256  LEU C  267  1                                  12    
HELIX   44  44 SER C  276  LEU C  281  1                                   6    
HELIX   45  45 ALA C  282  GLN C  287  5                                   6    
HELIX   46  46 VAL D  175  ASP D  177  5                                   3    
HELIX   47  47 TYR D  178  CYS D  193  1                                  16    
HELIX   48  48 TYR D  199  GLN D  203  5                                   5    
HELIX   49  49 THR D  207  TYR D  225  1                                  19    
HELIX   50  50 GLN D  228  SER D  244  1                                  17    
HELIX   51  51 LEU D  249  GLU D  269  1                                  21    
HELIX   52  52 GLU D  274  THR D  282  1                                   9    
HELIX   53  53 THR D  287  LEU D  302  1                                  16    
HELIX   54  54 THR D  310  PHE D  319  1                                  10    
HELIX   55  55 LEU D  320  GLN D  322  5                                   3    
HELIX   56  56 ASN D  326  ASP D  343  1                                  18    
HELIX   57  57 ASP D  343  LEU D  348  1                                   6    
HELIX   58  58 LEU D  351  THR D  368  1                                  18    
HELIX   59  59 PRO D  373  GLY D  381  1                                   9    
HELIX   60  60 LEU D  387  ALA D  401  1                                  15    
HELIX   61  61 GLN D  407  TYR D  413  1                                   7    
HELIX   62  62 LYS D  414  HIS D  419  5                                   6    
HELIX   63  63 GLY D  420  LEU D  424  5                                   5    
SHEET    1   A 5 PHE A   4  GLU A  12  0                                        
SHEET    2   A 5 VAL A  17  ASN A  23 -1  O  VAL A  18   N  GLY A  11           
SHEET    3   A 5 VAL A  29  ARG A  36 -1  O  VAL A  30   N  ALA A  21           
SHEET    4   A 5 LYS A  75  GLU A  81 -1  O  LEU A  76   N  ILE A  35           
SHEET    5   A 5 LEU A  66  HIS A  71 -1  N  ILE A  70   O  TYR A  77           
SHEET    1   B 3 GLN A  85  ASP A  86  0                                        
SHEET    2   B 3 LEU A 133  ILE A 135 -1  O  ILE A 135   N  GLN A  85           
SHEET    3   B 3 ILE A 141  LEU A 143 -1  O  LYS A 142   N  LEU A 134           
SHEET    1   C 2 VAL A 123  LEU A 124  0                                        
SHEET    2   C 2 ARG A 150  ALA A 151 -1  O  ARG A 150   N  LEU A 124           
SHEET    1   D 5 PHE C   4  GLY C  11  0                                        
SHEET    2   D 5 VAL C  18  ASN C  23 -1  O  LYS C  20   N  GLU C   8           
SHEET    3   D 5 VAL C  29  ARG C  36 -1  O  VAL C  30   N  ALA C  21           
SHEET    4   D 5 LYS C  75  GLU C  81 -1  O  LEU C  76   N  ILE C  35           
SHEET    5   D 5 LEU C  66  HIS C  71 -1  N  ILE C  70   O  TYR C  77           
SHEET    1   E 3 GLN C  85  ASP C  86  0                                        
SHEET    2   E 3 LEU C 133  ILE C 135 -1  O  ILE C 135   N  GLN C  85           
SHEET    3   E 3 ILE C 141  LEU C 143 -1  O  LYS C 142   N  LEU C 134           
SHEET    1   F 2 VAL C 123  LEU C 124  0                                        
SHEET    2   F 2 ARG C 150  ALA C 151 -1  O  ARG C 150   N  LEU C 124           
LINK         C   TYR A 159                 N   TPO A 160     1555   1555  1.33  
LINK         C   TPO A 160                 N   HIS A 161     1555   1555  1.33  
LINK         C   TYR C 159                 N   TPO C 160     1555   1555  1.33  
LINK         C   TPO C 160                 N   HIS C 161     1555   1555  1.33  
CISPEP   1 VAL A  154    PRO A  155          0        -9.23                     
CISPEP   2 GLN B  323    PRO B  324          0        -1.44                     
CISPEP   3 ASP B  345    PRO B  346          0         2.69                     
CISPEP   4 VAL C  154    PRO C  155          0        -2.34                     
CISPEP   5 GLN D  323    PRO D  324          0        -6.99                     
CISPEP   6 ASP D  345    PRO D  346          0         5.50                     
SITE     1 AC1 10 ILE A  10  VAL A  18  ALA A  31  PHE A  80                    
SITE     2 AC1 10 GLU A  81  LEU A  83  LEU A 134  HOH A 302                    
SITE     3 AC1 10 HOH A 325  HOH A 399                                          
SITE     1 AC2  9 VAL C  18  ALA C  31  PHE C  80  GLU C  81                    
SITE     2 AC2  9 LEU C  83  LEU C 134  HOH C 303  HOH C 305                    
SITE     3 AC2  9 HOH C 338                                                     
CRYST1   73.536  133.947  148.424  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.013599  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007466  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006737        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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