HEADER    TRANSFERASE                             13-AUG-09   3IO7              
TITLE     2-AMINOPYRAZOLO[1,5-A]PYRIMIDINES AS POTENT AND SELECTIVE INHIBITORS  
TITLE    2 OF JAK2                                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TYROSINE-PROTEIN KINASE JAK2;                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: JAK KINASE DOMAIN(UNP RESIDUE 842-1132);                   
COMPND   5 SYNONYM: JANUS KINASE 2, JAK-2;                                      
COMPND   6 EC: 2.7.10.2;                                                        
COMPND   7 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: JAK2;                                                          
SOURCE   6 EXPRESSION_SYSTEM: BACULOVIRUS;                                      
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 10469;                                      
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: SF9;                                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PBEV1                                     
KEYWDS    KINASE, INHIBITOR, JAK2, JANUS KINASE, ATP-BINDING, CHROMOSOMAL       
KEYWDS   2 REARRANGEMENT, DISEASE MUTATION, MEMBRANE, NUCLEOTIDE-BINDING,       
KEYWDS   3 PHOSPHOPROTEIN, POLYMORPHISM, PROTO-ONCOGENE, SH2 DOMAIN,            
KEYWDS   4 TRANSFERASE, TYROSINE-PROTEIN KINASE                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.J.ZUCCOLA,M.W.LEDEBOER,A.C.PIERCE                                   
REVDAT   5   06-NOV-24 3IO7    1       REMARK                                   
REVDAT   4   13-MAR-24 3IO7    1       COMPND SOURCE REMARK SEQADV              
REVDAT   4 2                   1       LINK                                     
REVDAT   3   01-NOV-17 3IO7    1       REMARK                                   
REVDAT   2   17-NOV-09 3IO7    1       JRNL                                     
REVDAT   1   10-NOV-09 3IO7    0                                                
JRNL        AUTH   M.W.LEDEBOER,A.C.PIERCE,J.P.DUFFY,H.GAO,D.MESSERSMITH,       
JRNL        AUTH 2 F.G.SALITURO,S.NANTHAKUMAR,J.COME,H.J.ZUCCOLA,L.SWENSON,     
JRNL        AUTH 3 D.SHLYAKTER,S.MAHAJAN,T.HOOCK,B.FAN,W.J.TSAI,E.KOLACZKOWSKI, 
JRNL        AUTH 4 S.CARRIER,J.K.HOGAN,R.ZESSIS,S.PAZHANISAMY,Y.L.BENNANI       
JRNL        TITL   2-AMINOPYRAZOLO[1,5-A]PYRIMIDINES AS POTENT AND SELECTIVE    
JRNL        TITL 2 INHIBITORS OF JAK2.                                          
JRNL        REF    BIOORG.MED.CHEM.LETT.         V.  19  6529 2009              
JRNL        REFN                   ISSN 0960-894X                               
JRNL        PMID   19857967                                                     
JRNL        DOI    10.1016/J.BMCL.2009.10.053                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 91.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 9384                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.206                           
REMARK   3   R VALUE            (WORKING SET) : 0.199                           
REMARK   3   FREE R VALUE                     : 0.294                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 7.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 710                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.66                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 481                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 71.60                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2490                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 41                           
REMARK   3   BIN FREE R VALUE                    : 0.3200                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2362                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 29                                      
REMARK   3   SOLVENT ATOMS            : 36                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 37.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.76                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.20000                                             
REMARK   3    B22 (A**2) : 2.40000                                              
REMARK   3    B33 (A**2) : -0.21000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.427         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.281         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 12.843        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.929                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.849                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2444 ; 0.010 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3293 ; 1.326 ; 1.988       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   281 ; 6.034 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   124 ;40.741 ;24.113       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   459 ;17.663 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;18.781 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   343 ; 0.090 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1857 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1011 ; 0.201 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1619 ; 0.308 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    68 ; 0.150 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    45 ; 0.152 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     5 ; 0.146 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1462 ; 0.626 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2292 ; 1.126 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1122 ; 1.306 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1001 ; 2.126 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3IO7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-AUG-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000054655.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-NOV-05                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NO BUFFER ADDED                    
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK, HKL-2000                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 9424                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 100.000                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.2                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : 0.08800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.0000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 79.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.31600                            
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: REFMAC                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.54                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.34                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.1 - 1.5 D-L MALIC ACID, PH NO BUFFER   
REMARK 280  ADDED, VAPOR DIFFUSION, TEMPERATURE 298K                            
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       33.59700            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       33.59700            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       46.96100            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       50.87600            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       46.96100            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       50.87600            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       33.59700            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       46.96100            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       50.87600            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       33.59700            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       46.96100            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       50.87600            
REMARK 290   SMTRY3   8  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 300 REMARK: BIOLOGICAL UNIT IS THE SAME AS ASYM.                         
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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     MET A   820                                                      
REMARK 465     GLY A   821                                                      
REMARK 465     SER A   822                                                      
REMARK 465     SER A   823                                                      
REMARK 465     HIS A   824                                                      
REMARK 465     HIS A   825                                                      
REMARK 465     HIS A   826                                                      
REMARK 465     HIS A   827                                                      
REMARK 465     HIS A   828                                                      
REMARK 465     HIS A   829                                                      
REMARK 465     SER A   830                                                      
REMARK 465     SER A   831                                                      
REMARK 465     GLY A   832                                                      
REMARK 465     LEU A   833                                                      
REMARK 465     VAL A   834                                                      
REMARK 465     PRO A   835                                                      
REMARK 465     ARG A   836                                                      
REMARK 465     GLY A   837                                                      
REMARK 465     SER A   838                                                      
REMARK 465     HIS A   839                                                      
REMARK 465     ASN A   840                                                      
REMARK 465     MET A   841                                                      
REMARK 465     ASN A   859                                                      
REMARK 465     PHE A   860                                                      
REMARK 465     ALA A   920                                                      
REMARK 465     GLY A   921                                                      
REMARK 465     ARG A   922                                                      
REMARK 465     ALA A  1131                                                      
REMARK 465     GLY A  1132                                                      
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    SER A 887       99.50    -67.27                                   
REMARK 500    HIS A 944       35.62    -95.39                                   
REMARK 500    LYS A 945      -96.48     -4.24                                   
REMARK 500    ASP A 976       28.59   -156.48                                   
REMARK 500    ALA A 978      143.75   -170.18                                   
REMARK 500    PHE A 995       26.89   -140.76                                   
REMARK 500    TRP A1106       38.97    -90.42                                   
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 1P5 A 1                   
DBREF  3IO7 A  842  1132  UNP    O60674   JAK2_HUMAN     842   1132             
SEQADV 3IO7 MET A  820  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 GLY A  821  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 SER A  822  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 SER A  823  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  824  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  825  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  826  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  827  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  828  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  829  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 SER A  830  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 SER A  831  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 GLY A  832  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 LEU A  833  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 VAL A  834  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 PRO A  835  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 ARG A  836  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 GLY A  837  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 SER A  838  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 HIS A  839  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 ASN A  840  UNP  O60674              EXPRESSION TAG                 
SEQADV 3IO7 MET A  841  UNP  O60674              EXPRESSION TAG                 
SEQRES   1 A  313  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  313  LEU VAL PRO ARG GLY SER HIS ASN MET THR GLN PHE GLU          
SEQRES   3 A  313  GLU ARG HIS LEU LYS PHE LEU GLN GLN LEU GLY LYS GLY          
SEQRES   4 A  313  ASN PHE GLY SER VAL GLU MET CYS ARG TYR ASP PRO LEU          
SEQRES   5 A  313  GLN ASP ASN THR GLY GLU VAL VAL ALA VAL LYS LYS LEU          
SEQRES   6 A  313  GLN HIS SER THR GLU GLU HIS LEU ARG ASP PHE GLU ARG          
SEQRES   7 A  313  GLU ILE GLU ILE LEU LYS SER LEU GLN HIS ASP ASN ILE          
SEQRES   8 A  313  VAL LYS TYR LYS GLY VAL CYS TYR SER ALA GLY ARG ARG          
SEQRES   9 A  313  ASN LEU LYS LEU ILE MET GLU TYR LEU PRO TYR GLY SER          
SEQRES  10 A  313  LEU ARG ASP TYR LEU GLN LYS HIS LYS GLU ARG ILE ASP          
SEQRES  11 A  313  HIS ILE LYS LEU LEU GLN TYR THR SER GLN ILE CYS LYS          
SEQRES  12 A  313  GLY MET GLU TYR LEU GLY THR LYS ARG TYR ILE HIS ARG          
SEQRES  13 A  313  ASP LEU ALA THR ARG ASN ILE LEU VAL GLU ASN GLU ASN          
SEQRES  14 A  313  ARG VAL LYS ILE GLY ASP PHE GLY LEU THR LYS VAL LEU          
SEQRES  15 A  313  PRO GLN ASP LYS GLU PTR PTR LYS VAL LYS GLU PRO GLY          
SEQRES  16 A  313  GLU SER PRO ILE PHE TRP TYR ALA PRO GLU SER LEU THR          
SEQRES  17 A  313  GLU SER LYS PHE SER VAL ALA SER ASP VAL TRP SER PHE          
SEQRES  18 A  313  GLY VAL VAL LEU TYR GLU LEU PHE THR TYR ILE GLU LYS          
SEQRES  19 A  313  SER LYS SER PRO PRO ALA GLU PHE MET ARG MET ILE GLY          
SEQRES  20 A  313  ASN ASP LYS GLN GLY GLN MET ILE VAL PHE HIS LEU ILE          
SEQRES  21 A  313  GLU LEU LEU LYS ASN ASN GLY ARG LEU PRO ARG PRO ASP          
SEQRES  22 A  313  GLY CYS PRO ASP GLU ILE TYR MET ILE MET THR GLU CYS          
SEQRES  23 A  313  TRP ASN ASN ASN VAL ASN GLN ARG PRO SER PHE ARG ASP          
SEQRES  24 A  313  LEU ALA LEU ARG VAL ASP GLN ILE ARG ASP ASN MET ALA          
SEQRES  25 A  313  GLY                                                          
MODRES 3IO7 PTR A 1007  TYR  O-PHOSPHOTYROSINE                                  
MODRES 3IO7 PTR A 1008  TYR  O-PHOSPHOTYROSINE                                  
HET    PTR  A1007      16                                                       
HET    PTR  A1008      16                                                       
HET    1P5  A   1      29                                                       
HETNAM     PTR O-PHOSPHOTYROSINE                                                
HETNAM     1P5 (3S)-1-[6-(2-AMINOPYRAZOLO[1,5-A]PYRIMIDIN-3-YL)                 
HETNAM   2 1P5  PYRIMIDIN-4-YL]-N,N-DIETHYLPIPERIDINE-3-CARBOXAMIDE             
HETSYN     PTR PHOSPHONOTYROSINE                                                
FORMUL   1  PTR    2(C9 H12 N O6 P)                                             
FORMUL   2  1P5    C20 H26 N8 O                                                 
FORMUL   3  HOH   *36(H2 O)                                                     
HELIX    1   1 GLU A  845  ARG A  847  5                                   3    
HELIX    2   2 THR A  888  SER A  904  1                                  17    
HELIX    3   3 SER A  936  HIS A  944  1                                   9    
HELIX    4   4 ASP A  949  THR A  969  1                                  21    
HELIX    5   5 ALA A  978  ARG A  980  5                                   3    
HELIX    6   6 PRO A 1017  TYR A 1021  5                                   5    
HELIX    7   7 ALA A 1022  SER A 1029  1                                   8    
HELIX    8   8 SER A 1032  THR A 1049  1                                  18    
HELIX    9   9 GLU A 1052  LYS A 1055  5                                   4    
HELIX   10  10 SER A 1056  GLY A 1066  1                                  11    
HELIX   11  11 GLY A 1071  ASN A 1084  1                                  14    
HELIX   12  12 PRO A 1095  TRP A 1106  1                                  12    
HELIX   13  13 ASN A 1109  ARG A 1113  5                                   5    
HELIX   14  14 SER A 1115  MET A 1130  1                                  16    
SHEET    1   A 5 LEU A 849  GLY A 856  0                                        
SHEET    2   A 5 SER A 862  TYR A 868 -1  O  MET A 865   N  GLN A 853           
SHEET    3   A 5 GLU A 877  LYS A 883 -1  O  LYS A 883   N  SER A 862           
SHEET    4   A 5 LYS A 926  GLU A 930 -1  O  MET A 929   N  ALA A 880           
SHEET    5   A 5 TYR A 913  CYS A 917 -1  N  LYS A 914   O  ILE A 928           
SHEET    1   B 2 TYR A 972  ILE A 973  0                                        
SHEET    2   B 2 LYS A 999  VAL A1000 -1  O  LYS A 999   N  ILE A 973           
SHEET    1   C 2 ILE A 982  ASN A 986  0                                        
SHEET    2   C 2 ARG A 989  ILE A 992 -1  O  LYS A 991   N  LEU A 983           
SHEET    1   D 2 PTR A1008  LYS A1009  0                                        
SHEET    2   D 2 LYS A1030  PHE A1031 -1  O  PHE A1031   N  PTR A1008           
LINK         C   GLU A1006                 N   PTR A1007     1555   1555  1.33  
LINK         C   PTR A1007                 N   PTR A1008     1555   1555  1.33  
LINK         C   PTR A1008                 N   LYS A1009     1555   1555  1.33  
SITE     1 AC1 13 LEU A 855  LYS A 857  GLY A 858  VAL A 863                    
SITE     2 AC1 13 ALA A 880  MET A 929  GLU A 930  TYR A 931                    
SITE     3 AC1 13 LEU A 932  ARG A 980  ASN A 981  LEU A 983                    
SITE     4 AC1 13 ASP A 994                                                     
CRYST1   93.922  101.752   67.194  90.00  90.00  90.00 C 2 2 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      0.010647  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009828  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014882        0.00000