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Database: PDB
Entry: 3TXO
LinkDB: 3TXO
Original site: 3TXO 
HEADER    TRANSFERASE/TRANSFERASE INHIBITOR       23-SEP-11   3TXO              
TITLE     PKC ETA KINASE IN COMPLEX WITH A NAPHTHYRIDINE                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN KINASE C ETA TYPE;                                 
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: KINASE DOMAIN, RESIDUES 333-683;                           
COMPND   5 SYNONYM: PKC-L, NPKC-ETA;                                            
COMPND   6 EC: 2.7.11.13;                                                       
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: PRKCH, PKCL, PRKCL;                                            
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 7108                                        
KEYWDS    KINASE, PHOSPHOTRANSFERASE, TRANSFERASE-TRANSFERASE INHIBITOR COMPLEX 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.STARK,G.RUMMEL,S.W.COWAN-JACOB                                      
REVDAT   2   07-DEC-11 3TXO    1       JRNL                                     
REVDAT   1   30-NOV-11 3TXO    0                                                
JRNL        AUTH   M.J.VAN EIS,J.P.EVENOU,P.FLOERSHEIM,C.GAUL,S.W.COWAN-JACOB,  
JRNL        AUTH 2 L.MONOVICH,G.RUMMEL,W.SCHULER,W.STARK,A.STRAUSS,A.MATT,      
JRNL        AUTH 3 E.VANGREVELINGHE,J.WAGNER,N.SOLDERMANN                       
JRNL        TITL   2,6-NAPHTHYRIDINES AS POTENT AND SELECTIVE INHIBITORS OF THE 
JRNL        TITL 2 NOVEL PROTEIN KINASE C ISOZYMES.                             
JRNL        REF    BIOORG.MED.CHEM.LETT.         V.  21  7367 2011              
JRNL        REFN                   ISSN 0960-894X                               
JRNL        PMID   22078216                                                     
JRNL        DOI    10.1016/J.BMCL.2011.10.025                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.05 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0102                                      
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 56.89                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 25157                          
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) : 0.196                           
REMARK   3   R VALUE            (WORKING SET) : 0.194                           
REMARK   3   FREE R VALUE                     : 0.241                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1325                            
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) : 2.05                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.10                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1834                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.00                       
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2610                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 97                           
REMARK   3   BIN FREE R VALUE                    : 0.2830                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2594                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 22                                      
REMARK   3   SOLVENT ATOMS            : 139                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 41.37                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.79000                                             
REMARK   3    B22 (A**2) : -0.44000                                             
REMARK   3    B33 (A**2) : 1.23000                                              
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): 0.166         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.117         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.274         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.955                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.933                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2684 ; 0.023 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3630 ; 1.982 ; 1.972       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   316 ; 6.556 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   137 ;38.954 ;24.088       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   461 ;17.061 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    17 ;17.611 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   382 ; 0.143 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2066 ; 0.010 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  1586 ; 1.328 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2563 ; 2.336 ; 2.000       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1098 ; 3.432 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1067 ; 5.388 ; 4.500       
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   : 1.40                                          
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 3TXO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-OCT-11.                  
REMARK 100 THE RCSB ID CODE IS RCSB068049.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-NOV-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X10SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.99180                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 25157                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.050                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 63.370                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.09100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.05                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.10                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.30                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1 UL PROTEIN (18MG/ML IN 0.25 M NACL,    
REMARK 280  0.025 M TRIS PH 7.8, 4MM TCEP, 1MM EDTA) WITH 3-4 UL                
REMARK 280  CRYSTALLISATION BUFFER (25 % PEG3350 W/V, 200 MM CITRATE), FREE     
REMARK 280  INTERFACE DIFUSION, TEMPERATURE 298K                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       56.76650            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       28.43050            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       56.76650            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       28.43050            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: DIMER IN CRYSTAL DUE TO DOMAIN SWAPPING                      
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3180 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 29920 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000       56.86100            
REMARK 350   BIOMT3   2  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   331                                                      
REMARK 465     PRO A   332                                                      
REMARK 465     LYS A   333                                                      
REMARK 465     GLU A   334                                                      
REMARK 465     SER A   335                                                      
REMARK 465     SER A   336                                                      
REMARK 465     LYS A   337                                                      
REMARK 465     GLU A   338                                                      
REMARK 465     GLY A   339                                                      
REMARK 465     ASN A   340                                                      
REMARK 465     GLY A   341                                                      
REMARK 465     ILE A   342                                                      
REMARK 465     GLY A   343                                                      
REMARK 465     VAL A   344                                                      
REMARK 465     ASN A   345                                                      
REMARK 465     SER A   346                                                      
REMARK 465     SER A   347                                                      
REMARK 465     ASN A   348                                                      
REMARK 465     ARG A   349                                                      
REMARK 465     LEU A   350                                                      
REMARK 465     GLY A   351                                                      
REMARK 465     ILE A   352                                                      
REMARK 465     ASN A   507                                                      
REMARK 465     GLY A   508                                                      
REMARK 465     VAL A   509                                                      
REMARK 465     THR A   510                                                      
REMARK 465     THR A   511                                                      
REMARK 465     ALA A   512                                                      
REMARK 465     THR A   513                                                      
REMARK 465     PHE A   514                                                      
REMARK 465     CYS A   515                                                      
REMARK 465     GLU A   680                                                      
REMARK 465     LEU A   681                                                      
REMARK 465     GLN A   682                                                      
REMARK 465     PRO A   683                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A    12     O    HOH A   125     2555     2.09            
REMARK 500   O    HOH A   157     O    HOH A   157     2565     2.09            
REMARK 500   O    HOH A   156     O    HOH A   156     2555     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    TYR A 545   CE2   TYR A 545   CD2     0.094                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    LEU A 409   CA  -  CB  -  CG  ANGL. DEV. =  18.9 DEGREES          
REMARK 500    GLU A 524   CA  -  CB  -  CG  ANGL. DEV. =  15.2 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A 354       65.18   -112.03                                   
REMARK 500    PHE A 366        6.48    -64.11                                   
REMARK 500    ARG A 449      -56.60     76.08                                   
REMARK 500    ARG A 478      -16.47     71.88                                   
REMARK 500    ASP A 497       93.31     77.42                                   
REMARK 500    MET A 589       45.50    -87.26                                   
REMARK 500    ASN A 673       32.37    -94.89                                   
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 07U A 1                   
DBREF  3TXO A  333   683  UNP    P24723   KPCL_HUMAN     333    683             
SEQADV 3TXO GLY A  331  UNP  P24723              EXPRESSION TAG                 
SEQADV 3TXO PRO A  332  UNP  P24723              EXPRESSION TAG                 
SEQADV 3TXO GLU A  675  UNP  P24723    SER   675 ENGINEERED MUTATION            
SEQRES   1 A  353  GLY PRO LYS GLU SER SER LYS GLU GLY ASN GLY ILE GLY          
SEQRES   2 A  353  VAL ASN SER SER ASN ARG LEU GLY ILE ASP ASN PHE GLU          
SEQRES   3 A  353  PHE ILE ARG VAL LEU GLY LYS GLY SER PHE GLY LYS VAL          
SEQRES   4 A  353  MET LEU ALA ARG VAL LYS GLU THR GLY ASP LEU TYR ALA          
SEQRES   5 A  353  VAL LYS VAL LEU LYS LYS ASP VAL ILE LEU GLN ASP ASP          
SEQRES   6 A  353  ASP VAL GLU CYS THR MET THR GLU LYS ARG ILE LEU SER          
SEQRES   7 A  353  LEU ALA ARG ASN HIS PRO PHE LEU THR GLN LEU PHE CYS          
SEQRES   8 A  353  CYS PHE GLN THR PRO ASP ARG LEU PHE PHE VAL MET GLU          
SEQRES   9 A  353  PHE VAL ASN GLY GLY ASP LEU MET PHE HIS ILE GLN LYS          
SEQRES  10 A  353  SER ARG ARG PHE ASP GLU ALA ARG ALA ARG PHE TYR ALA          
SEQRES  11 A  353  ALA GLU ILE ILE SER ALA LEU MET PHE LEU HIS ASP LYS          
SEQRES  12 A  353  GLY ILE ILE TYR ARG ASP LEU LYS LEU ASP ASN VAL LEU          
SEQRES  13 A  353  LEU ASP HIS GLU GLY HIS CYS LYS LEU ALA ASP PHE GLY          
SEQRES  14 A  353  MET CYS LYS GLU GLY ILE CYS ASN GLY VAL THR THR ALA          
SEQRES  15 A  353  THR PHE CYS GLY THR PRO ASP TYR ILE ALA PRO GLU ILE          
SEQRES  16 A  353  LEU GLN GLU MET LEU TYR GLY PRO ALA VAL ASP TRP TRP          
SEQRES  17 A  353  ALA MET GLY VAL LEU LEU TYR GLU MET LEU CYS GLY HIS          
SEQRES  18 A  353  ALA PRO PHE GLU ALA GLU ASN GLU ASP ASP LEU PHE GLU          
SEQRES  19 A  353  ALA ILE LEU ASN ASP GLU VAL VAL TYR PRO THR TRP LEU          
SEQRES  20 A  353  HIS GLU ASP ALA THR GLY ILE LEU LYS SER PHE MET THR          
SEQRES  21 A  353  LYS ASN PRO THR MET ARG LEU GLY SER LEU THR GLN GLY          
SEQRES  22 A  353  GLY GLU HIS ALA ILE LEU ARG HIS PRO PHE PHE LYS GLU          
SEQRES  23 A  353  ILE ASP TRP ALA GLN LEU ASN HIS ARG GLN ILE GLU PRO          
SEQRES  24 A  353  PRO PHE ARG PRO ARG ILE LYS SER ARG GLU ASP VAL SER          
SEQRES  25 A  353  ASN PHE ASP PRO ASP PHE ILE LYS GLU GLU PRO VAL LEU          
SEQRES  26 A  353  TPO PRO ILE ASP GLU GLY HIS LEU PRO MET ILE ASN GLN          
SEQRES  27 A  353  ASP GLU PHE ARG ASN PHE GLU TYR VAL SER PRO GLU LEU          
SEQRES  28 A  353  GLN PRO                                                      
MODRES 3TXO TPO A  656  THR  PHOSPHOTHREONINE                                   
HET    TPO  A 656      11                                                       
HET    07U  A   1      22                                                       
HETNAM     TPO PHOSPHOTHREONINE                                                 
HETNAM     07U 2-METHYL-N~1~-[3-(PYRIDIN-4-YL)-2,6-NAPHTHYRIDIN-1-              
HETNAM   2 07U  YL]PROPANE-1,2-DIAMINE                                          
HETSYN     TPO PHOSPHONOTHREONINE                                               
FORMUL   1  TPO    C4 H10 N O6 P                                                
FORMUL   2  07U    C17 H19 N5                                                   
FORMUL   3  HOH   *139(H2 O)                                                    
HELIX    1   1 LYS A  388  ASP A  395  1                                   8    
HELIX    2   2 ASP A  396  ALA A  410  1                                  15    
HELIX    3   3 ASP A  440  ARG A  449  1                                  10    
HELIX    4   4 ASP A  452  LYS A  473  1                                  22    
HELIX    5   5 LYS A  481  ASP A  483  5                                   3    
HELIX    6   6 THR A  517  ILE A  521  5                                   5    
HELIX    7   7 ALA A  522  TYR A  531  1                                  10    
HELIX    8   8 PRO A  533  GLY A  550  1                                  18    
HELIX    9   9 ASN A  558  ASP A  569  1                                  12    
HELIX   10  10 HIS A  578  MET A  589  1                                  12    
HELIX   11  11 ASN A  592  ARG A  596  5                                   5    
HELIX   12  12 SER A  599  GLY A  604  5                                   6    
HELIX   13  13 GLU A  605  ARG A  610  1                                   6    
HELIX   14  14 HIS A  611  LYS A  615  5                                   5    
HELIX   15  15 ASP A  618  HIS A  624  1                                   7    
HELIX   16  16 ASP A  645  LYS A  650  1                                   6    
HELIX   17  17 HIS A  662  ILE A  666  5                                   5    
HELIX   18  18 ASN A  667  ARG A  672  5                                   6    
SHEET    1   A 6 PHE A 355  GLY A 364  0                                        
SHEET    2   A 6 GLY A 367  VAL A 374 -1  O  VAL A 369   N  LEU A 361           
SHEET    3   A 6 LEU A 380  LYS A 387 -1  O  VAL A 385   N  LYS A 368           
SHEET    4   A 6 ARG A 428  GLU A 434 -1  O  MET A 433   N  ALA A 382           
SHEET    5   A 6 LEU A 419  GLN A 424 -1  N  CYS A 421   O  VAL A 432           
SHEET    6   A 6 TYR A 676  VAL A 677 -1  O  TYR A 676   N  CYS A 422           
SHEET    1   B 2 VAL A 485  LEU A 487  0                                        
SHEET    2   B 2 CYS A 493  LEU A 495 -1  O  LYS A 494   N  LEU A 486           
LINK         C   LEU A 655                 N   TPO A 656     1555   1555  1.33  
LINK         C   TPO A 656                 N   PRO A 657     1555   1555  1.37  
SITE     1 AC1 10 PHE A 366  VAL A 369  ALA A 382  LYS A 384                    
SITE     2 AC1 10 GLU A 434  VAL A 436  ASP A 440  ASP A 483                    
SITE     3 AC1 10 LEU A 486  ASP A 497                                          
CRYST1  113.533   56.861   63.367  90.00  90.00  90.00 P 21 21 2     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      0.008808  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017587  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015781        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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