HEADER    TRANSFERASE                             19-MAR-15   4YUX              
TITLE     CRYSTAL STRUCTURE OF TRYPANOSOMA CRUZI SPERMIDINE SYNTHASE IN COMPLEX 
TITLE    2 WITH 2H-1,4-BENZOTHIAZIN-3-AMINE                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SPERMIDINE SYNTHASE, PUTATIVE;                             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 2.5.1.16;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: TRYPANOSOMA CRUZI (STRAIN CL BRENER);           
SOURCE   3 ORGANISM_TAXID: 353153;                                              
SOURCE   4 STRAIN: CL BRENER;                                                   
SOURCE   5 GENE: TC00.1047053510339.50;                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    METHYLTRANSFERASE, POLYAMINE SYNTHESIS, TRANSFERASE                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Y.AMANO,Y.TATEISHI                                                    
REVDAT   3   08-NOV-23 4YUX    1       REMARK                                   
REVDAT   2   25-DEC-19 4YUX    1       JRNL   REMARK                            
REVDAT   1   09-SEP-15 4YUX    0                                                
JRNL        AUTH   Y.AMANO,I.NAMATAME,Y.TATEISHI,K.HONBOH,E.TANABE,T.NIIMI,     
JRNL        AUTH 2 H.SAKASHITA                                                  
JRNL        TITL   STRUCTURAL INSIGHTS INTO THE NOVEL INHIBITION MECHANISM OF   
JRNL        TITL 2 TRYPANOSOMA CRUZI SPERMIDINE SYNTHASE.                       
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  71  1879 2015              
JRNL        REFN                   ESSN 1399-0047                               
JRNL        PMID   26327378                                                     
JRNL        DOI    10.1107/S1399004715013048                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0049                                      
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) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 23.82                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 91.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 62982                          
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) : 0.179                           
REMARK   3   R VALUE            (WORKING SET) : 0.177                           
REMARK   3   FREE R VALUE                     : 0.218                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3347                            
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) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.64                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4858                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.81                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1710                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 222                          
REMARK   3   BIN FREE R VALUE                    : 0.2240                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4604                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 70                                      
REMARK   3   SOLVENT ATOMS            : 317                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 18.97                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
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): 0.101         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.103         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.053         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.467         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.941                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.920                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4796 ; 0.025 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6509 ; 2.345 ; 1.978       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   585 ; 7.141 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   216 ;33.593 ;23.889       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   785 ;14.266 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    30 ;19.977 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   705 ; 0.177 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3734 ; 0.016 ; 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):  2348 ; 1.760 ; 1.657       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2929 ; 2.298 ; 2.481       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2448 ; 3.299 ; 1.946       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  7724 ; 5.249 ;15.050       
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: NULL                                      
REMARK   4                                                                      
REMARK   4 4YUX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-MAR-15.                  
REMARK 100 THE DEPOSITION ID IS D_1000207973.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-DEC-13                          
REMARK 200  TEMPERATURE           (KELVIN) : 90                                 
REMARK 200  PH                             : 5.5 - 6.5                          
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PHOTON FACTORY                     
REMARK 200  BEAMLINE                       : AR-NE3A                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 270                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 62982                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 24.840                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.1                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.05900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.64                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.11300                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: 3BWB                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.37                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, AMMONIUM SULFATE, BIS-TRIS,     
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       46.96250            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 5010 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20560 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A    -7                                                      
REMARK 465     ALA A    -6                                                      
REMARK 465     HIS A    -5                                                      
REMARK 465     HIS A    -4                                                      
REMARK 465     HIS A    -3                                                      
REMARK 465     HIS A    -2                                                      
REMARK 465     HIS A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     SER A   295                                                      
REMARK 465     GLU A   296                                                      
REMARK 465     MET B    -7                                                      
REMARK 465     ALA B    -6                                                      
REMARK 465     HIS B    -5                                                      
REMARK 465     HIS B    -4                                                      
REMARK 465     HIS B    -3                                                      
REMARK 465     HIS B    -2                                                      
REMARK 465     HIS B    -1                                                      
REMARK 465     HIS B     0                                                      
REMARK 465     SER B   295                                                      
REMARK 465     GLU B   296                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NH2  ARG A   260     O    HOH A   601              2.01            
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    GLU A  46   CG    GLU A  46   CD      0.095                       
REMARK 500    GLU A  75   CD    GLU A  75   OE2     0.096                       
REMARK 500    SER A 137   CB    SER A 137   OG      0.095                       
REMARK 500    TYR A 229   CE1   TYR A 229   CZ     -0.096                       
REMARK 500    SER A 241   CA    SER A 241   CB     -0.101                       
REMARK 500    SER B  25   CA    SER B  25   CB      0.097                       
REMARK 500    GLY B  78   N     GLY B  78   CA      0.093                       
REMARK 500    SER B  84   CB    SER B  84   OG      0.084                       
REMARK 500    ILE B 292   CA    ILE B 292   C       0.187                       
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    PHE A  39   CB  -  CG  -  CD1 ANGL. DEV. =  -4.6 DEGREES          
REMARK 500    ARG A  90   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500    ARG A 103   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    ARG A 146   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    ASP A 159   CB  -  CG  -  OD1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    LEU A 285   CB  -  CG  -  CD1 ANGL. DEV. = -10.3 DEGREES          
REMARK 500    ARG B  13   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.1 DEGREES          
REMARK 500    LEU B  32   CB  -  CG  -  CD1 ANGL. DEV. =  11.5 DEGREES          
REMARK 500    ARG B 103   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ASP B 149   CB  -  CG  -  OD1 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    GLN B 156   CB  -  CG  -  CD  ANGL. DEV. =  16.4 DEGREES          
REMARK 500    ASP B 159   CB  -  CG  -  OD1 ANGL. DEV. =   6.8 DEGREES          
REMARK 500    ASP B 208   CB  -  CG  -  OD2 ANGL. DEV. =   6.1 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    ALA A  23      119.82   -166.12                                   
REMARK 500    LYS A  87       85.92   -170.14                                   
REMARK 500    GLU A 203     -164.99     68.79                                   
REMARK 500    CYS A 239       -4.48     74.74                                   
REMARK 500    TYR A 273      -59.05   -123.72                                   
REMARK 500    ASP B  34       97.09   -160.94                                   
REMARK 500    LYS B  87       83.12   -169.42                                   
REMARK 500    GLU B 203     -163.23     67.35                                   
REMARK 500    CYS B 239       -2.05     74.60                                   
REMARK 500    TYR B 273      -59.13   -126.76                                   
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 S4M A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue 4JT A 502                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue S4M B 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue 4JT B 502                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4YUV   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YUW   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YUY   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YUZ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YV0   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YV1   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4YV2   RELATED DB: PDB                                   
DBREF  4YUX A    1   296  UNP    Q4DA73   Q4DA73_TRYCC     1    296             
DBREF  4YUX B    1   296  UNP    Q4DA73   Q4DA73_TRYCC     1    296             
SEQADV 4YUX MET A   -7  UNP  Q4DA73              INITIATING METHIONINE          
SEQADV 4YUX ALA A   -6  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS A   -5  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS A   -4  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS A   -3  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS A   -2  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS A   -1  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS A    0  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX MET B   -7  UNP  Q4DA73              INITIATING METHIONINE          
SEQADV 4YUX ALA B   -6  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS B   -5  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS B   -4  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS B   -3  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS B   -2  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS B   -1  UNP  Q4DA73              EXPRESSION TAG                 
SEQADV 4YUX HIS B    0  UNP  Q4DA73              EXPRESSION TAG                 
SEQRES   1 A  304  MET ALA HIS HIS HIS HIS HIS HIS MET PRO GLY SER GLU          
SEQRES   2 A  304  LEU ILE SER GLY GLY TRP PHE ARG GLU GLU ASN ASP GLN          
SEQRES   3 A  304  TRP PRO GLY GLN ALA MET SER LEU ARG VAL GLU LYS VAL          
SEQRES   4 A  304  LEU TYR ASP ALA PRO THR LYS PHE GLN HIS LEU THR ILE          
SEQRES   5 A  304  PHE GLU SER ASP PRO LYS GLY PRO TRP GLY THR VAL MET          
SEQRES   6 A  304  ALA LEU ASP GLY CYS ILE GLN VAL THR ASP TYR ASP GLU          
SEQRES   7 A  304  PHE VAL TYR HIS GLU VAL LEU GLY HIS THR SER LEU CYS          
SEQRES   8 A  304  SER HIS PRO LYS PRO GLU ARG VAL LEU ILE ILE GLY GLY          
SEQRES   9 A  304  GLY ASP GLY GLY VAL LEU ARG GLU VAL LEU ARG HIS GLY          
SEQRES  10 A  304  THR VAL GLU HIS CYS ASP LEU VAL ASP ILE ASP GLY GLU          
SEQRES  11 A  304  VAL MET GLU GLN SER LYS GLN HIS PHE PRO GLN ILE SER          
SEQRES  12 A  304  ARG SER LEU ALA ASP PRO ARG ALA THR VAL ARG VAL GLY          
SEQRES  13 A  304  ASP GLY LEU ALA PHE VAL ARG GLN THR PRO ASP ASN THR          
SEQRES  14 A  304  TYR ASP VAL VAL ILE ILE ASP THR THR ASP PRO ALA GLY          
SEQRES  15 A  304  PRO ALA SER LYS LEU PHE GLY GLU ALA PHE TYR LYS ASP          
SEQRES  16 A  304  VAL LEU ARG ILE LEU LYS PRO ASP GLY ILE CYS CYS ASN          
SEQRES  17 A  304  GLN GLY GLU SER ILE TRP LEU ASP LEU GLU LEU ILE GLU          
SEQRES  18 A  304  LYS MET SER ARG PHE ILE ARG GLU THR GLY PHE ALA SER          
SEQRES  19 A  304  VAL GLN TYR ALA LEU MET HIS VAL PRO THR TYR PRO CYS          
SEQRES  20 A  304  GLY SER ILE GLY THR LEU VAL CYS SER LYS LYS ALA GLY          
SEQRES  21 A  304  VAL ASP VAL THR LYS PRO LEU ARG PRO VAL GLU ASP MET          
SEQRES  22 A  304  PRO PHE ALA LYS ASP LEU LYS TYR TYR ASP SER GLU MET          
SEQRES  23 A  304  HIS LYS ALA SER PHE ALA LEU PRO ARG PHE ALA ARG HIS          
SEQRES  24 A  304  ILE ASN ASN SER GLU                                          
SEQRES   1 B  304  MET ALA HIS HIS HIS HIS HIS HIS MET PRO GLY SER GLU          
SEQRES   2 B  304  LEU ILE SER GLY GLY TRP PHE ARG GLU GLU ASN ASP GLN          
SEQRES   3 B  304  TRP PRO GLY GLN ALA MET SER LEU ARG VAL GLU LYS VAL          
SEQRES   4 B  304  LEU TYR ASP ALA PRO THR LYS PHE GLN HIS LEU THR ILE          
SEQRES   5 B  304  PHE GLU SER ASP PRO LYS GLY PRO TRP GLY THR VAL MET          
SEQRES   6 B  304  ALA LEU ASP GLY CYS ILE GLN VAL THR ASP TYR ASP GLU          
SEQRES   7 B  304  PHE VAL TYR HIS GLU VAL LEU GLY HIS THR SER LEU CYS          
SEQRES   8 B  304  SER HIS PRO LYS PRO GLU ARG VAL LEU ILE ILE GLY GLY          
SEQRES   9 B  304  GLY ASP GLY GLY VAL LEU ARG GLU VAL LEU ARG HIS GLY          
SEQRES  10 B  304  THR VAL GLU HIS CYS ASP LEU VAL ASP ILE ASP GLY GLU          
SEQRES  11 B  304  VAL MET GLU GLN SER LYS GLN HIS PHE PRO GLN ILE SER          
SEQRES  12 B  304  ARG SER LEU ALA ASP PRO ARG ALA THR VAL ARG VAL GLY          
SEQRES  13 B  304  ASP GLY LEU ALA PHE VAL ARG GLN THR PRO ASP ASN THR          
SEQRES  14 B  304  TYR ASP VAL VAL ILE ILE ASP THR THR ASP PRO ALA GLY          
SEQRES  15 B  304  PRO ALA SER LYS LEU PHE GLY GLU ALA PHE TYR LYS ASP          
SEQRES  16 B  304  VAL LEU ARG ILE LEU LYS PRO ASP GLY ILE CYS CYS ASN          
SEQRES  17 B  304  GLN GLY GLU SER ILE TRP LEU ASP LEU GLU LEU ILE GLU          
SEQRES  18 B  304  LYS MET SER ARG PHE ILE ARG GLU THR GLY PHE ALA SER          
SEQRES  19 B  304  VAL GLN TYR ALA LEU MET HIS VAL PRO THR TYR PRO CYS          
SEQRES  20 B  304  GLY SER ILE GLY THR LEU VAL CYS SER LYS LYS ALA GLY          
SEQRES  21 B  304  VAL ASP VAL THR LYS PRO LEU ARG PRO VAL GLU ASP MET          
SEQRES  22 B  304  PRO PHE ALA LYS ASP LEU LYS TYR TYR ASP SER GLU MET          
SEQRES  23 B  304  HIS LYS ALA SER PHE ALA LEU PRO ARG PHE ALA ARG HIS          
SEQRES  24 B  304  ILE ASN ASN SER GLU                                          
HET    S4M  A 501      24                                                       
HET    4JT  A 502      11                                                       
HET    S4M  B 501      24                                                       
HET    4JT  B 502      11                                                       
HETNAM     S4M 5'-[(S)-(3-AMINOPROPYL)(METHYL)-LAMBDA~4~-SULFANYL]-5'-          
HETNAM   2 S4M  DEOXYADENOSINE                                                  
HETNAM     4JT 2H-1,4-BENZOTHIAZIN-3-AMINE                                      
FORMUL   3  S4M    2(C14 H24 N6 O3 S)                                           
FORMUL   4  4JT    2(C8 H8 N2 S)                                                
FORMUL   7  HOH   *317(H2 O)                                                    
HELIX    1 AA1 GLY A    3  GLU A    5  5                                   3    
HELIX    2 AA2 GLU A   70  CYS A   83  1                                  14    
HELIX    3 AA3 GLY A   99  ARG A  107  1                                   9    
HELIX    4 AA4 ASP A  120  PHE A  131  1                                  12    
HELIX    5 AA5 PHE A  131  ARG A  136  1                                   6    
HELIX    6 AA6 SER A  137  ASP A  140  5                                   4    
HELIX    7 AA7 ASP A  149  GLN A  156  1                                   8    
HELIX    8 AA8 ALA A  176  PHE A  180  5                                   5    
HELIX    9 AA9 GLY A  181  ILE A  191  1                                  11    
HELIX   10 AB1 ASP A  208  GLY A  223  1                                  16    
HELIX   11 AB2 TYR A  237  CYS A  239  5                                   3    
HELIX   12 AB3 PRO A  261  MET A  265  5                                   5    
HELIX   13 AB4 PHE A  267  LEU A  271  5                                   5    
HELIX   14 AB5 ASP A  275  PHE A  283  1                                   9    
HELIX   15 AB6 PRO A  286  ASN A  293  5                                   8    
HELIX   16 AB7 GLY B    3  GLU B    5  5                                   3    
HELIX   17 AB8 GLU B   70  CYS B   83  1                                  14    
HELIX   18 AB9 GLY B   99  LEU B  106  1                                   8    
HELIX   19 AC1 ASP B  120  PHE B  131  1                                  12    
HELIX   20 AC2 PHE B  131  ARG B  136  1                                   6    
HELIX   21 AC3 ASP B  149  THR B  157  1                                   9    
HELIX   22 AC4 ALA B  176  PHE B  180  5                                   5    
HELIX   23 AC5 GLY B  181  ILE B  191  1                                  11    
HELIX   24 AC6 ASP B  208  GLY B  223  1                                  16    
HELIX   25 AC7 TYR B  237  CYS B  239  5                                   3    
HELIX   26 AC8 PRO B  261  MET B  265  5                                   5    
HELIX   27 AC9 PHE B  267  LEU B  271  5                                   5    
HELIX   28 AD1 ASP B  275  PHE B  283  1                                   9    
HELIX   29 AD2 PRO B  286  ASN B  293  5                                   8    
SHEET    1 AA1 6 ILE A   7  SER A   8  0                                        
SHEET    2 AA1 6 TRP A  11  ARG A  13 -1  O  TRP A  11   N  SER A   8           
SHEET    3 AA1 6 GLN A  22  PRO A  36 -1  O  LEU A  26   N  PHE A  12           
SHEET    4 AA1 6 GLN B  22  PRO B  36 -1  O  SER B  25   N  ALA A  23           
SHEET    5 AA1 6 TRP B  11  ARG B  13 -1  N  PHE B  12   O  LEU B  26           
SHEET    6 AA1 6 ILE B   7  SER B   8 -1  N  SER B   8   O  TRP B  11           
SHEET    1 AA2 8 CYS A  62  THR A  66  0                                        
SHEET    2 AA2 8 THR A  55  LEU A  59 -1  N  MET A  57   O  GLN A  64           
SHEET    3 AA2 8 HIS A  41  SER A  47 -1  N  THR A  43   O  ALA A  58           
SHEET    4 AA2 8 GLN A  22  PRO A  36 -1  N  TYR A  33   O  ILE A  44           
SHEET    5 AA2 8 GLN B  22  PRO B  36 -1  O  SER B  25   N  ALA A  23           
SHEET    6 AA2 8 HIS B  41  SER B  47 -1  O  GLU B  46   N  LYS B  30           
SHEET    7 AA2 8 THR B  55  LEU B  59 -1  O  ALA B  58   N  THR B  43           
SHEET    8 AA2 8 CYS B  62  THR B  66 -1  O  GLN B  64   N  MET B  57           
SHEET    1 AA3 7 ALA A 143  VAL A 147  0                                        
SHEET    2 AA3 7 HIS A 113  ASP A 118  1  N  LEU A 116   O  ARG A 146           
SHEET    3 AA3 7 ARG A  90  GLY A  95  1  N  GLY A  95   O  VAL A 117           
SHEET    4 AA3 7 TYR A 162  ASP A 168  1  O  ILE A 166   N  LEU A  92           
SHEET    5 AA3 7 LEU A 192  ASN A 200  1  O  LYS A 193   N  TYR A 162           
SHEET    6 AA3 7 SER A 241  SER A 248 -1  O  CYS A 247   N  CYS A 198           
SHEET    7 AA3 7 SER A 226  HIS A 233 -1  N  GLN A 228   O  VAL A 246           
SHEET    1 AA4 7 ALA B 143  VAL B 147  0                                        
SHEET    2 AA4 7 HIS B 113  ASP B 118  1  N  LEU B 116   O  ARG B 146           
SHEET    3 AA4 7 ARG B  90  GLY B  95  1  N  GLY B  95   O  VAL B 117           
SHEET    4 AA4 7 TYR B 162  ASP B 168  1  O  ILE B 166   N  LEU B  92           
SHEET    5 AA4 7 LEU B 192  ASN B 200  1  O  CYS B 199   N  ILE B 167           
SHEET    6 AA4 7 SER B 241  SER B 248 -1  O  CYS B 247   N  CYS B 198           
SHEET    7 AA4 7 SER B 226  HIS B 233 -1  N  GLN B 228   O  VAL B 246           
SITE     1 AC1 20 GLN A  40  LEU A  59  GLN A  64  HIS A  74                    
SITE     2 AC1 20 GLY A  95  ASP A  98  VAL A 117  ASP A 118                    
SITE     3 AC1 20 ILE A 119  ASP A 120  VAL A 123  ASP A 149                    
SITE     4 AC1 20 GLY A 150  ASP A 168  THR A 169  THR A 170                    
SITE     5 AC1 20 PRO A 175  ALA A 176  LEU A 179  4JT A 502                    
SITE     1 AC2  8 ILE A  63  GLN A  64  TYR A  73  THR A 169                    
SITE     2 AC2  8 GLN A 201  THR A 236  S4M A 501  HOH A 613                    
SITE     1 AC3 21 GLN B  40  LEU B  59  GLN B  64  TYR B  73                    
SITE     2 AC3 21 HIS B  74  GLY B  95  ASP B  98  VAL B 117                    
SITE     3 AC3 21 ASP B 118  ILE B 119  ASP B 120  VAL B 123                    
SITE     4 AC3 21 ASP B 149  GLY B 150  ASP B 168  THR B 169                    
SITE     5 AC3 21 THR B 170  PRO B 175  ALA B 176  LEU B 179                    
SITE     6 AC3 21 4JT B 502                                                     
SITE     1 AC4 10 ILE B  63  GLN B  64  TYR B  73  THR B 169                    
SITE     2 AC4 10 GLN B 201  THR B 236  TYR B 237  ILE B 242                    
SITE     3 AC4 10 S4M B 501  HOH B 605                                          
CRYST1   44.760   93.925   68.015  90.00 100.23  90.00 P 1 21 1      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      0.022341  0.000000  0.004032        0.00000                         
SCALE2      0.000000  0.010647  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014940        0.00000