HEADER    TRANSFEASE/TRANSFERASE INHIBITOR        13-MAR-15   4YPS              
TITLE     (R)-2-PHENYLPYRROLIDINE SUBSTITUTE IMIDAZOPYRIDAZINES: A NEW CLASS OF 
TITLE    2 POTENT AND SELECTIVE PAN-TRK INHIBITORS                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HIGH AFFINITY NERVE GROWTH FACTOR RECEPTOR;                
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: NEUROTROPHIC TYROSINE KINASE RECEPTOR TYPE 1,TRK1-          
COMPND   5 TRANSFORMING TYROSINE KINASE PROTEIN,TROPOMYOSIN-RELATED KINASE A,   
COMPND   6 TYROSINE KINASE RECEPTOR,TYROSINE KINASE RECEPTOR A,TRK-A,GP140TRK,  
COMPND   7 P140-TRKA;                                                           
COMPND   8 EC: 2.7.10.1;                                                        
COMPND   9 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: NTRK1, MTC, TRK, TRKA;                                         
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS;                          
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PFASTBAC1-HM                              
KEYWDS    TRKA, KINASE, ONCOLOGY, INHIBITOR COMPLEX., TRANSFEASE-TRANSFERASE    
KEYWDS   2 INHIBITOR COMPLEX                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.KREUSCH,P.RUCKER,V.MOLTENI,J.LOREN                                  
REVDAT   2   27-SEP-23 4YPS    1       SOURCE REMARK                            
REVDAT   1   03-JUN-15 4YPS    0                                                
JRNL        AUTH   H.S.CHOI,P.V.RUCKER,Z.WANG,Y.FAN,P.ALBAUGH,G.CHOPIUK,        
JRNL        AUTH 2 F.GESSIER,F.SUN,F.ADRIAN,G.LIU,T.HOOD,N.LI,Y.JIA,J.CHE,      
JRNL        AUTH 3 S.MCCORMACK,A.LI,J.LI,A.STEFFY,A.CULAZZO,C.TOMPKINS,V.PHUNG, 
JRNL        AUTH 4 A.KREUSCH,M.LU,B.HU,A.CHAUDHARY,M.PRASHAD,T.TUNTLAND,B.LIU,  
JRNL        AUTH 5 J.HARRIS,H.M.SEIDEL,J.LOREN,V.MOLTENI                        
JRNL        TITL   (R)-2-PHENYLPYRROLIDINE SUBSTITUTED IMIDAZOPYRIDAZINES: A    
JRNL        TITL 2 NEW CLASS OF POTENT AND SELECTIVE PAN-TRK INHIBITORS.        
JRNL        REF    ACS MED.CHEM.LETT.            V.   6   562 2015              
JRNL        REFN                   ISSN 1948-5875                               
JRNL        PMID   26005534                                                     
JRNL        DOI    10.1021/ACSMEDCHEMLETT.5B00050                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.9_1692)                     
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.36                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 0.270                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 26115                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.204                           
REMARK   3   R VALUE            (WORKING SET) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.257                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.050                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1318                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 34.3600 -  4.3681    1.00     2912   144  0.1778 0.2366        
REMARK   3     2  4.3681 -  3.4681    1.00     2830   133  0.1700 0.2185        
REMARK   3     3  3.4681 -  3.0300    1.00     2755   164  0.2010 0.2593        
REMARK   3     4  3.0300 -  2.7531    1.00     2763   146  0.2188 0.2779        
REMARK   3     5  2.7531 -  2.5559    1.00     2724   164  0.2443 0.2903        
REMARK   3     6  2.5559 -  2.4052    1.00     2740   159  0.2500 0.2831        
REMARK   3     7  2.4052 -  2.2848    1.00     2767   132  0.2784 0.3527        
REMARK   3     8  2.2848 -  2.1853    1.00     2712   149  0.2990 0.3521        
REMARK   3     9  2.1853 -  2.1012    0.94     2594   127  0.3192 0.3442        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.280            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.640           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 48.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 67.00                          
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.009           2255                                  
REMARK   3   ANGLE     :  1.176           3064                                  
REMARK   3   CHIRALITY :  0.045            333                                  
REMARK   3   PLANARITY :  0.005            388                                  
REMARK   3   DIHEDRAL  : 15.136            790                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: ALL                                                    
REMARK   3    ORIGIN FOR THE GROUP (A): -25.9658 -43.7469 -19.6069              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3975 T22:   0.3531                                     
REMARK   3      T33:   0.2856 T12:   0.0801                                     
REMARK   3      T13:   0.0464 T23:  -0.0104                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.8800 L22:   2.2542                                     
REMARK   3      L33:   4.3948 L12:   0.9273                                     
REMARK   3      L13:   0.4927 L23:  -0.1463                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0951 S12:  -0.1248 S13:   0.1251                       
REMARK   3      S21:  -0.0885 S22:  -0.0841 S23:   0.0084                       
REMARK   3      S31:  -0.3879 S32:   0.1730 S33:   0.1459                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4YPS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-MAR-15.                  
REMARK 100 THE DEPOSITION ID IS D_1000207824.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-APR-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.3                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9765                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 26115                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 34.360                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 5.400                              
REMARK 200  R MERGE                    (I) : 0.08000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.8000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.14                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.7                               
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: MOLREP                                                
REMARK 200 STARTING MODEL: 4YNE                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 62.23                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.26                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.8M (NH4)2SO4, 0.1M CITRATE PH 5.0,     
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2                            
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z                                               
REMARK 290       6555   -X,-X+Y,-Z                                              
REMARK 290       7555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       8555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       9555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290      10555   Y+2/3,X+1/3,-Z+1/3                                      
REMARK 290      11555   X-Y+2/3,-Y+1/3,-Z+1/3                                   
REMARK 290      12555   -X+2/3,-X+Y+1/3,-Z+1/3                                  
REMARK 290      13555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290      14555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290      15555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290      16555   Y+1/3,X+2/3,-Z+2/3                                      
REMARK 290      17555   X-Y+1/3,-Y+2/3,-Z+2/3                                   
REMARK 290      18555   -X+1/3,-X+Y+2/3,-Z+2/3                                  
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  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        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000       53.24050            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       30.73842            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       68.17033            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       53.24050            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       30.73842            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       68.17033            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       53.24050            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       30.73842            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       68.17033            
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       53.24050            
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       30.73842            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       68.17033            
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       53.24050            
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       30.73842            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       68.17033            
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       53.24050            
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       30.73842            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       68.17033            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       61.47683            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000      136.34067            
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       61.47683            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000      136.34067            
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       61.47683            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000      136.34067            
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       61.47683            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000      136.34067            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       61.47683            
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000      136.34067            
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       61.47683            
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000      136.34067            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2                             
REMARK 350 SURFACE AREA OF THE COMPLEX: 13660 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL                          
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -7                                                      
REMARK 465     ALA A    -6                                                      
REMARK 465     MET A    -5                                                      
REMARK 465     GLY A   519                                                      
REMARK 465     ALA A   520                                                      
REMARK 465     PHE A   521                                                      
REMARK 465     PRO A   534                                                      
REMARK 465     GLU A   535                                                      
REMARK 465     GLN A   536                                                      
REMARK 465     LYS A   547                                                      
REMARK 465     GLU A   548                                                      
REMARK 465     ALA A   549                                                      
REMARK 465     PHE A   669                                                      
REMARK 465     GLY A   670                                                      
REMARK 465     GLY A   684                                                      
REMARK 465     GLY A   685                                                      
REMARK 465     ARG A   686                                                      
REMARK 465     TYR A   791                                                      
REMARK 465     LEU A   792                                                      
REMARK 465     ASP A   793                                                      
REMARK 465     VAL A   794                                                      
REMARK 465     LEU A   795                                                      
REMARK 465     GLY A   796                                                      
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     LYS A 506    CG   CD   CE   NZ                                   
REMARK 470     ARG A 508    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LEU A 533    CG   CD1  CD2                                       
REMARK 470     ASP A 537    CG   OD1  OD2                                       
REMARK 470     LYS A 538    CG   CD   CE   NZ                                   
REMARK 470     LEU A 546    CG   CD1  CD2                                       
REMARK 470     GLN A 555    CG   CD   OE1  NE2                                  
REMARK 470     ARG A 559    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A 570    CG   CD   OE1  NE2                                  
REMARK 470     ARG A 583    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 609    CG   CD   CE   NZ                                   
REMARK 470     MET A 671    CG   SD   CE                                        
REMARK 470     ARG A 673    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A 674    CG   OD1  OD2                                       
REMARK 470     ILE A 675    CG1  CG2  CD1                                       
REMARK 470     ARG A 682    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     THR A 687    OG1  CG2                                            
REMARK 470     ARG A 702    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A 730    CG   CD   OE1  NE2                                  
REMARK 470     ARG A 750    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    LYS A 513      -62.97    -95.90                                   
REMARK 500    LEU A 532        0.06    -67.54                                   
REMARK 500    ASP A 650       51.87   -148.27                                   
REMARK 500    LEU A 662       31.20     75.95                                   
REMARK 500    ALA A 787       75.56   -165.89                                   
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 4F6 A 801                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 802                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 803                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 804                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 805                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4YNE   RELATED DB: PDB                                   
REMARK 900 4YNE CONTAINS THE SAME PROTEIN COMPLEXED WITH A DIFFERENT LIGAND     
DBREF  4YPS A  502   796  UNP    P04629   NTRK1_HUMAN    502    796             
SEQADV 4YPS GLY A   -7  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS ALA A   -6  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS MET A   -5  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS GLY A   -4  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS SER A   -3  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS GLY A   -2  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS ILE A   -1  UNP  P04629              EXPRESSION TAG                 
SEQADV 4YPS ARG A    0  UNP  P04629              EXPRESSION TAG                 
SEQRES   1 A  303  GLY ALA MET GLY SER GLY ILE ARG VAL HIS HIS ILE LYS          
SEQRES   2 A  303  ARG ARG ASP ILE VAL LEU LYS TRP GLU LEU GLY GLU GLY          
SEQRES   3 A  303  ALA PHE GLY LYS VAL PHE LEU ALA GLU CYS HIS ASN LEU          
SEQRES   4 A  303  LEU PRO GLU GLN ASP LYS MET LEU VAL ALA VAL LYS ALA          
SEQRES   5 A  303  LEU LYS GLU ALA SER GLU SER ALA ARG GLN ASP PHE GLN          
SEQRES   6 A  303  ARG GLU ALA GLU LEU LEU THR MET LEU GLN HIS GLN HIS          
SEQRES   7 A  303  ILE VAL ARG PHE PHE GLY VAL CYS THR GLU GLY ARG PRO          
SEQRES   8 A  303  LEU LEU MET VAL PHE GLU TYR MET ARG HIS GLY ASP LEU          
SEQRES   9 A  303  ASN ARG PHE LEU ARG SER HIS GLY PRO ASP ALA LYS LEU          
SEQRES  10 A  303  LEU ALA GLY GLY GLU ASP VAL ALA PRO GLY PRO LEU GLY          
SEQRES  11 A  303  LEU GLY GLN LEU LEU ALA VAL ALA SER GLN VAL ALA ALA          
SEQRES  12 A  303  GLY MET VAL TYR LEU ALA GLY LEU HIS PHE VAL HIS ARG          
SEQRES  13 A  303  ASP LEU ALA THR ARG ASN CYS LEU VAL GLY GLN GLY LEU          
SEQRES  14 A  303  VAL VAL LYS ILE GLY ASP PHE GLY MET SER ARG ASP ILE          
SEQRES  15 A  303  TYR SER THR ASP TYR TYR ARG VAL GLY GLY ARG THR MET          
SEQRES  16 A  303  LEU PRO ILE ARG TRP MET PRO PRO GLU SER ILE LEU TYR          
SEQRES  17 A  303  ARG LYS PHE THR THR GLU SER ASP VAL TRP SER PHE GLY          
SEQRES  18 A  303  VAL VAL LEU TRP GLU ILE PHE THR TYR GLY LYS GLN PRO          
SEQRES  19 A  303  TRP TYR GLN LEU SER ASN THR GLU ALA ILE ASP CYS ILE          
SEQRES  20 A  303  THR GLN GLY ARG GLU LEU GLU ARG PRO ARG ALA CYS PRO          
SEQRES  21 A  303  PRO GLU VAL TYR ALA ILE MET ARG GLY CYS TRP GLN ARG          
SEQRES  22 A  303  GLU PRO GLN GLN ARG HIS SER ILE LYS ASP VAL HIS ALA          
SEQRES  23 A  303  ARG LEU GLN ALA LEU ALA GLN ALA PRO PRO VAL TYR LEU          
SEQRES  24 A  303  ASP VAL LEU GLY                                              
HET    4F6  A 801      48                                                       
HET    SO4  A 802       5                                                       
HET    SO4  A 803       5                                                       
HET    SO4  A 804       5                                                       
HET    SO4  A 805       5                                                       
HETNAM     4F6 4-{6-[(3R)-3-(3-FLUOROPHENYL)MORPHOLIN-4-YL]IMIDAZO[1,           
HETNAM   2 4F6  2-B]PYRIDAZIN-3-YL}BENZONITRILE                                 
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2  4F6    C23 H18 F N5 O                                               
FORMUL   3  SO4    4(O4 S 2-)                                                   
FORMUL   7  HOH   *50(H2 O)                                                     
HELIX    1 AA1 LYS A  506  ARG A  508  5                                   3    
HELIX    2 AA2 GLU A  551  LEU A  567  1                                  17    
HELIX    3 AA3 ASP A  596  HIS A  604  1                                   9    
HELIX    4 AA4 GLY A  623  LEU A  644  1                                  22    
HELIX    5 AA5 ALA A  652  ARG A  654  5                                   3    
HELIX    6 AA6 GLN A  660  LEU A  662  5                                   3    
HELIX    7 AA7 ARG A  673  TYR A  680  5                                   8    
HELIX    8 AA8 PRO A  690  MET A  694  5                                   5    
HELIX    9 AA9 PRO A  695  ARG A  702  1                                   8    
HELIX   10 AB1 THR A  705  THR A  722  1                                  18    
HELIX   11 AB2 SER A  732  GLY A  743  1                                  12    
HELIX   12 AB3 PRO A  753  TRP A  764  1                                  12    
HELIX   13 AB4 GLU A  767  ARG A  771  5                                   5    
HELIX   14 AB5 SER A  773  ALA A  787  1                                  15    
SHEET    1 AA1 5 ILE A 510  GLU A 515  0                                        
SHEET    2 AA1 5 VAL A 524  CYS A 529 -1  O  LEU A 526   N  LYS A 513           
SHEET    3 AA1 5 LEU A 540  ALA A 545 -1  O  VAL A 543   N  PHE A 525           
SHEET    4 AA1 5 LEU A 586  GLU A 590 -1  O  PHE A 589   N  ALA A 542           
SHEET    5 AA1 5 PHE A 575  CYS A 579 -1  N  PHE A 576   O  VAL A 588           
SHEET    1 AA2 2 CYS A 656  GLY A 659  0                                        
SHEET    2 AA2 2 VAL A 663  ILE A 666 -1  O  VAL A 663   N  GLY A 659           
CISPEP   1 HIS A  530    ASN A  531          0       -17.31                     
CISPEP   2 ARG A  583    PRO A  584          0         3.50                     
CISPEP   3 MET A  671    SER A  672          0       -13.56                     
SITE     1 AC1 10 LEU A 516  GLY A 517  ALA A 542  PHE A 589                    
SITE     2 AC1 10 GLU A 590  TYR A 591  MET A 592  ASP A 596                    
SITE     3 AC1 10 ARG A 654  LEU A 657                                          
SITE     1 AC2  3 ARG A   0  HIS A 503  HIS A 504                               
SITE     1 AC3  4 HIS A 571  SER A 632  HIS A 778  GLN A 782                    
SITE     1 AC4  3 PRO A 749  ARG A 750  HOH A 946                               
SITE     1 AC5  2 ARG A 750  PRO A 753                                          
CRYST1  106.481  106.481  204.511  90.00  90.00 120.00 H 3 2        18          
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      0.009391  0.005422  0.000000        0.00000                         
SCALE2      0.000000  0.010844  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004890        0.00000