HEADER    CELL CYCLE/TRANSFERASE                  02-NOV-00   1G5S              
TITLE     CRYSTAL STRUCTURE OF HUMAN CYCLIN DEPENDENT KINASE 2 (CDK2) IN COMPLEX
TITLE    2 WITH THE INHIBITOR H717                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CELL DIVISION PROTEIN KINASE 2;                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 2.7.1.-;                                                         
COMPND   5 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: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS SF9                       
KEYWDS    PROTEIN-INHIBITOR COMPLEX, CELL CYCLE-TRANSFERASE COMPLEX             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.K.DREYER,D.R.BORCHERDING,J.A.DUMONT,N.P.PEET,J.T.TSAY,P.S.WRIGHT,   
AUTHOR   2 A.J.BITONTI,J.SHEN,S.-H.KIM                                          
REVDAT   7   09-AUG-23 1G5S    1       REMARK                                   
REVDAT   6   04-APR-18 1G5S    1       REMARK                                   
REVDAT   5   04-OCT-17 1G5S    1       REMARK                                   
REVDAT   4   24-FEB-09 1G5S    1       VERSN                                    
REVDAT   3   01-APR-03 1G5S    1       JRNL                                     
REVDAT   2   14-NOV-01 1G5S    1       JRNL   AUTHOR                            
REVDAT   1   02-NOV-01 1G5S    0                                                
JRNL        AUTH   M.K.DREYER,D.R.BORCHERDING,J.A.DUMONT,N.P.PEET,J.T.TSAY,     
JRNL        AUTH 2 P.S.WRIGHT,A.J.BITONTI,J.SHEN,S.H.KIM                        
JRNL        TITL   CRYSTAL STRUCTURE OF HUMAN CYCLIN-DEPENDENT KINASE 2 IN      
JRNL        TITL 2 COMPLEX WITH THE ADENINE-DERIVED INHIBITOR H717.             
JRNL        REF    J.MED.CHEM.                   V.  44   524 2001              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   11170642                                                     
JRNL        DOI    10.1021/JM001043T                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.ROSENBLATT,H.DEBONDT,J.JANCARIK,D.O.MORGAN,S.-H.KIM        
REMARK   1  TITL   PURIFICATION AND CRYSTALLIZATION OF HUMAN CYCLIN-DEPENDENT   
REMARK   1  TITL 2 KINASE 2                                                     
REMARK   1  REF    J.MOL.BIOL.                   V. 230  1317 1993              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  DOI    10.1006/JMBI.1993.1248                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.61 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
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) : 2.61                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
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)   (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 10442                          
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) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.242                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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            : 2212                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 30                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 41.00                          
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) : NULL                            
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) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.600                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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: GROUPED B-FACTORS ONLY                    
REMARK   4                                                                      
REMARK   4 1G5S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-NOV-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000012268.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-AUG-97                          
REMARK 200  TEMPERATURE           (KELVIN) : 277                                
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                         : MIRRORS                            
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          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
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) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: PDB ENTRY 3BMP                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.31                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13                     
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       27.09000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       36.73500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.42000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       36.73500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       27.09000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.42000            
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     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     ALA A   149                                                      
REMARK 465     ARG A   150                                                      
REMARK 465     ALA A   151                                                      
REMARK 465     PHE A   152                                                      
REMARK 465     GLY A   153                                                      
REMARK 465     VAL A   154                                                      
REMARK 465     PRO A   155                                                      
REMARK 465     VAL A   156                                                      
REMARK 465     ARG A   157                                                      
REMARK 465     THR A   158                                                      
REMARK 465     TYR A   159                                                      
REMARK 465     THR A   160                                                      
REMARK 465     HIS A   161                                                      
REMARK 465     GLU A   162                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  36    CG   CD   NE   CZ   NH1  NH2                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    GLU A   2      -21.32     68.89                                   
REMARK 500    LYS A   6       97.32    -61.84                                   
REMARK 500    GLU A   8      140.78   -171.49                                   
REMARK 500    LYS A  24      -21.30    -29.06                                   
REMARK 500    ALA A  48      -72.91    -60.53                                   
REMARK 500    ILE A  49      -36.90    -31.14                                   
REMARK 500    GLU A  73       97.21     40.62                                   
REMARK 500    ASN A  74      -72.47     76.67                                   
REMARK 500    ARG A 126      -24.71     79.05                                   
REMARK 500    ASP A 145       70.76     48.49                                   
REMARK 500    PHE A 146     -169.31    -65.03                                   
REMARK 500    TYR A 179       51.48   -115.78                                   
REMARK 500    SER A 181     -165.61   -100.49                                   
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 I17 A 400                 
DBREF  1G5S A    1   298  UNP    P24941   CDK2_HUMAN       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    I17  A 400      30                                                       
HETNAM     I17 2-[TRANS-(4-AMINOCYCLOHEXYL)AMINO]-6-(BENZYL-AMINO)-9-           
HETNAM   2 I17  CYCLOPENTYLPURINE                                               
FORMUL   2  I17    C23 H31 N7                                                   
FORMUL   3  HOH   *30(H2 O)                                                     
HELIX    1   1 SER A   46  GLU A   57  1                                  12    
HELIX    2   2 LEU A   87  SER A   94  1                                   8    
HELIX    3   3 PRO A  100  HIS A  121  1                                  22    
HELIX    4   4 LYS A  129  GLN A  131  5                                   3    
HELIX    5   5 ALA A  170  LEU A  175  1                                   6    
HELIX    6   6 THR A  182  ARG A  199  1                                  18    
HELIX    7   7 SER A  207  GLY A  220  1                                  14    
HELIX    8   8 GLY A  229  MET A  233  5                                   5    
HELIX    9   9 ASP A  247  VAL A  252  1                                   6    
HELIX   10  10 ASP A  256  LEU A  267  1                                  12    
HELIX   11  11 SER A  276  LEU A  281  1                                   6    
HELIX   12  12 ALA A  282  GLN A  287  5                                   6    
SHEET    1   A 5 PHE A   4  GLU A  12  0                                        
SHEET    2   A 5 GLY A  16  ASN A  23 -1  O  VAL A  18   N  ILE A  10           
SHEET    3   A 5 VAL A  29  ILE A  35 -1  N  VAL A  30   O  ALA A  21           
SHEET    4   A 5 LEU A  76  GLU A  81 -1  N  LEU A  76   O  ILE A  35           
SHEET    5   A 5 LEU A  66  ASP A  68 -1  N  LEU A  67   O  VAL A  79           
SHEET    1   B 3 GLN A  85  ASP A  86  0                                        
SHEET    2   B 3 LEU A 133  ILE A 135 -1  N  ILE A 135   O  GLN A  85           
SHEET    3   B 3 ILE A 141  LEU A 143 -1  N  LYS A 142   O  LEU A 134           
SITE     1 AC1 12 ILE A  10  GLU A  12  GLY A  13  ALA A  31                    
SITE     2 AC1 12 PHE A  80  GLU A  81  PHE A  82  LEU A  83                    
SITE     3 AC1 12 HIS A  84  ASN A 132  LEU A 134  ASP A 145                    
CRYST1   54.180   72.840   73.470  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      0.018457  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013729  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013611        0.00000