HEADER    TRANSFERASE                             26-NOV-08   3FDN              
TITLE     STRUCTURE-BASED DRUG DESIGN OF NOVEL AURORA KINASE A INHIBITORS:      
TITLE    2 STRUCTURE BASIS FOR POTENCY AND SPECIFICITY                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SERINE/THREONINE-PROTEIN KINASE 6;                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: CATALYTIC DOMAIN;                                          
COMPND   5 SYNONYM: AURORA KINASE A, AURORA-A, SERINE/THREONINE KINASE 15,      
COMPND   6 AURORA/IPL1-RELATED KINASE 1, AURORA-RELATED KINASE 1, HARK1, BREAST 
COMPND   7 TUMOR-AMPLIFIED KINASE;                                              
COMPND   8 EC: 2.7.11.1;                                                        
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET28A                                    
KEYWDS    AURORA KINASE INHIBITORS, VIRTUAL SCREENING, X-RAY CO-CRYSTAL         
KEYWDS   2 ANALYSIS, STRUCTURE-BASED DRUG DESIGN (SBDD), H-BONDING., ATP-       
KEYWDS   3 BINDING, CELL CYCLE, KINASE, NUCLEOTIDE-BINDING, PHOSPHOPROTEIN,     
KEYWDS   4 POLYMORPHISM, SERINE/THREONINE-PROTEIN KINASE, TRANSFERASE           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.S.LEOU,J.S.WU,M.S.COUMAR,P.SHUKLA,H.P.HSIEH,S.Y.WU                  
REVDAT   3   01-NOV-23 3FDN    1       REMARK                                   
REVDAT   2   10-NOV-21 3FDN    1       REMARK SEQADV                            
REVDAT   1   15-SEP-09 3FDN    0                                                
JRNL        AUTH   M.S.COUMAR,J.S.LEOU,P.SHUKLA,J.S.WU,A.K.DIXIT,W.H.LIN,       
JRNL        AUTH 2 C.Y.CHANG,T.W.LIEN,U.K.TAN,C.H.CHEN,J.T.A.HSU,Y.S.CHAO,      
JRNL        AUTH 3 S.Y.WU,H.P.HSIEH                                             
JRNL        TITL   STRUCTURE-BASED DRUG DESIGN OF NOVEL AURORA KINASE A         
JRNL        TITL 2 INHIBITORS: STRUCTURAL BASIS FOR POTENCY AND SPECIFICITY     
JRNL        REF    J.MED.CHEM.                   V.  52  1050 2009              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   19140666                                                     
JRNL        DOI    10.1021/JM801270E                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
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) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 25207                          
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) : 0.231                           
REMARK   3   R VALUE            (WORKING SET) : 0.228                           
REMARK   3   FREE R VALUE                     : 0.287                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1335                            
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1841                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.12                        
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE SET COUNT          : 82                           
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2134                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 199                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 39.70                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.17000                                             
REMARK   3    B22 (A**2) : -1.17000                                             
REMARK   3    B33 (A**2) : 1.76000                                              
REMARK   3    B12 (A**2) : -0.59000                                             
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): 0.174         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.172         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.946                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.909                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2220 ; 0.012 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3000 ; 1.413 ; 1.978       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   259 ; 6.132 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   107 ;37.754 ;23.084       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   388 ;18.344 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;18.299 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   317 ; 0.095 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1701 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1176 ; 0.245 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1499 ; 0.312 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   223 ; 0.230 ; 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):    46 ; 0.289 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    26 ; 0.553 ; 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):  1301 ; 0.931 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2097 ; 1.724 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   919 ; 2.257 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   903 ; 3.785 ; 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 3FDN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 03-DEC-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000050459.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-OCT-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSRRC                              
REMARK 200  BEAMLINE                       : BL13B1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
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 : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 27121                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 3.400                              
REMARK 200  R MERGE                    (I) : 0.03500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 28.9400                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.46700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.560                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP 9.2                                            
REMARK 200 STARTING MODEL: PDB 1MQ4                                             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.05                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 22% PEG400, 0.1MM AMMONIA SULFATE, PH    
REMARK 280  7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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       56.38167            
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      112.76333            
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       84.57250            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      140.95417            
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       28.19083            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       56.38167            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000      112.76333            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      140.95417            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       84.57250            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       28.19083            
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 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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 114  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 452  LIES ON A SPECIAL POSITION.                          
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     SER A   123                                                      
REMARK 465     LYS A   124                                                      
REMARK 465     LYS A   125                                                      
REMARK 465     PRO A   282                                                      
REMARK 465     SER A   283                                                      
REMARK 465     SER A   284                                                      
REMARK 465     ARG A   285                                                      
REMARK 465     ARG A   286                                                      
REMARK 465     THR A   287                                                      
REMARK 465     ASP A   288                                                      
REMARK 465     LEU A   289                                                      
REMARK 465     ASN A   395                                                      
REMARK 465     LYS A   396                                                      
REMARK 465     GLU A   397                                                      
REMARK 465     SER A   398                                                      
REMARK 465     ALA A   399                                                      
REMARK 465     SER A   400                                                      
REMARK 465     LYS A   401                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A 126    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A 394    O                                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A 202     -157.49   -121.01                                   
REMARK 500    SER A 226      -50.84     70.27                                   
REMARK 500    ARG A 255     -154.43    -71.53                                   
REMARK 500    HIS A 280      119.88   -165.79                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 VAL A  279     HIS A  280                  145.66                    
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 MMH A 1                   
DBREF  3FDN A  123   401  UNP    O14965   STK6_HUMAN     123    401             
SEQADV 3FDN ASP A  288  UNP  O14965    THR   288 ENGINEERED MUTATION            
SEQRES   1 A  279  SER LYS LYS ARG GLN TRP ALA LEU GLU ASP PHE GLU ILE          
SEQRES   2 A  279  GLY ARG PRO LEU GLY LYS GLY LYS PHE GLY ASN VAL TYR          
SEQRES   3 A  279  LEU ALA ARG GLU LYS GLN SER LYS PHE ILE LEU ALA LEU          
SEQRES   4 A  279  LYS VAL LEU PHE LYS ALA GLN LEU GLU LYS ALA GLY VAL          
SEQRES   5 A  279  GLU HIS GLN LEU ARG ARG GLU VAL GLU ILE GLN SER HIS          
SEQRES   6 A  279  LEU ARG HIS PRO ASN ILE LEU ARG LEU TYR GLY TYR PHE          
SEQRES   7 A  279  HIS ASP ALA THR ARG VAL TYR LEU ILE LEU GLU TYR ALA          
SEQRES   8 A  279  PRO LEU GLY THR VAL TYR ARG GLU LEU GLN LYS LEU SER          
SEQRES   9 A  279  LYS PHE ASP GLU GLN ARG THR ALA THR TYR ILE THR GLU          
SEQRES  10 A  279  LEU ALA ASN ALA LEU SER TYR CYS HIS SER LYS ARG VAL          
SEQRES  11 A  279  ILE HIS ARG ASP ILE LYS PRO GLU ASN LEU LEU LEU GLY          
SEQRES  12 A  279  SER ALA GLY GLU LEU LYS ILE ALA ASP PHE GLY TRP SER          
SEQRES  13 A  279  VAL HIS ALA PRO SER SER ARG ARG THR ASP LEU CYS GLY          
SEQRES  14 A  279  THR LEU ASP TYR LEU PRO PRO GLU MET ILE GLU GLY ARG          
SEQRES  15 A  279  MET HIS ASP GLU LYS VAL ASP LEU TRP SER LEU GLY VAL          
SEQRES  16 A  279  LEU CYS TYR GLU PHE LEU VAL GLY LYS PRO PRO PHE GLU          
SEQRES  17 A  279  ALA ASN THR TYR GLN GLU THR TYR LYS ARG ILE SER ARG          
SEQRES  18 A  279  VAL GLU PHE THR PHE PRO ASP PHE VAL THR GLU GLY ALA          
SEQRES  19 A  279  ARG ASP LEU ILE SER ARG LEU LEU LYS HIS ASN PRO SER          
SEQRES  20 A  279  GLN ARG PRO MET LEU ARG GLU VAL LEU GLU HIS PRO TRP          
SEQRES  21 A  279  ILE THR ALA ASN SER SER LYS PRO SER ASN CYS GLN ASN          
SEQRES  22 A  279  LYS GLU SER ALA SER LYS                                      
HET    MMH  A   1      30                                                       
HETNAM     MMH N-[3-(ACETYLAMINO)PHENYL]-5-{(2E)-2-[(4-METHOXYPHENYL)           
HETNAM   2 MMH  METHYLIDENE]HYDRAZINO}-3-METHYL-1H-PYRAZOLE-4-                  
HETNAM   3 MMH  CARBOXAMIDE                                                     
HETSYN     MMH (E)-N-(3-ACETAMIDOPHENYL)-5-(2-(4-METHOXYBENZYLIDENE)            
HETSYN   2 MMH  HYDRAZINYL)-3-METHYL-1H-PYRAZOLE-4-CARBOXAMIDE                  
FORMUL   2  MMH    C21 H22 N6 O3                                                
FORMUL   3  HOH   *199(H2 O)                                                    
HELIX    1   1 ALA A  129  GLU A  131  5                                   3    
HELIX    2   2 LYS A  166  ALA A  172  1                                   7    
HELIX    3   3 VAL A  174  SER A  186  1                                  13    
HELIX    4   4 VAL A  218  SER A  226  1                                   9    
HELIX    5   5 ASP A  229  SER A  249  1                                  21    
HELIX    6   6 LYS A  258  GLU A  260  5                                   3    
HELIX    7   7 PRO A  297  GLU A  302  1                                   6    
HELIX    8   8 LYS A  309  GLY A  325  1                                  17    
HELIX    9   9 THR A  333  VAL A  344  1                                  12    
HELIX   10  10 THR A  353  LEU A  364  1                                  12    
HELIX   11  11 ASN A  367  ARG A  371  5                                   5    
HELIX   12  12 MET A  373  HIS A  380  1                                   8    
HELIX   13  13 HIS A  380  SER A  387  1                                   8    
SHEET    1   A 5 PHE A 133  LYS A 141  0                                        
SHEET    2   A 5 GLY A 145  GLU A 152 -1  O  LEU A 149   N  GLY A 136           
SHEET    3   A 5 ILE A 158  PHE A 165 -1  O  VAL A 163   N  ASN A 146           
SHEET    4   A 5 ARG A 205  LEU A 210 -1  O  LEU A 210   N  ALA A 160           
SHEET    5   A 5 LEU A 196  HIS A 201 -1  N  PHE A 200   O  TYR A 207           
SHEET    1   B 3 GLY A 216  THR A 217  0                                        
SHEET    2   B 3 LEU A 262  LEU A 264 -1  O  LEU A 264   N  GLY A 216           
SHEET    3   B 3 LEU A 270  ILE A 272 -1  O  LYS A 271   N  LEU A 263           
SHEET    1   C 2 ILE A 253  HIS A 254  0                                        
SHEET    2   C 2 TRP A 277  SER A 278 -1  O  SER A 278   N  ILE A 253           
CISPEP   1 CYS A  290    GLY A  291          0         0.53                     
CISPEP   2 CYS A  393    GLN A  394          0        -5.50                     
SITE     1 AC1 12 ARG A 137  LEU A 139  GLY A 140  ALA A 160                    
SITE     2 AC1 12 LEU A 210  GLU A 211  TYR A 212  ALA A 213                    
SITE     3 AC1 12 GLY A 216  THR A 217  ARG A 220  LEU A 263                    
CRYST1   81.613   81.613  169.145  90.00  90.00 120.00 P 61 2 2     12          
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      0.012253  0.007074  0.000000        0.00000                         
SCALE2      0.000000  0.014148  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005912        0.00000