HEADER    TRANSFERASE                             30-JUN-09   3I3G              
TITLE     CRYSTAL STRUCTURE OF TRYPANOSOMA BRUCEI N-ACETYLTRANSFERASE           
TITLE    2 (TB11.01.2886) AT 1.86A                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: N-ACETYLTRANSFERASE;                                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: RESIDUES 5-147;                                            
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: TRYPANOSOMA BRUCEI;                             
SOURCE   3 ORGANISM_TAXID: 5691;                                                
SOURCE   4 GENE: TB11.01.2886;                                                  
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    TRANSFERASE, TRYPANOSOMA BRUCEI, MALARIA, STRUCTURAL GENOMICS,        
KEYWDS   2 STRUCTURAL GENOMICS CONSORTIUM, SGC                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.QIU,A.K.WERNIMONT,K.MARINO,A.Z.ZHANG,D.MA,Y.H.LIN,F.MACKENZIE,      
AUTHOR   2 I.KOZIERADZKI,D.COSSAR,Y.ZHAO,M.SCHAPIRA,A.BOCHKAREV,C.H.ARROWSMITH, 
AUTHOR   3 C.BOUNTRA,J.WEIGELT,A.M.EDWARDS,M.A.J FERGUSON,R.HUI,STRUCTURAL      
AUTHOR   4 GENOMICS CONSORTIUM (SGC)                                            
REVDAT   3   06-SEP-23 3I3G    1       SEQADV                                   
REVDAT   2   01-NOV-17 3I3G    1       REMARK                                   
REVDAT   1   11-AUG-09 3I3G    0                                                
JRNL        AUTH   W.QIU,A.K.WERNIMONT,K.MARINO,A.Z.ZHANG,D.MA,Y.H.LIN,         
JRNL        AUTH 2 F.MACKENZIE,I.KOZIERADZKI,D.COSSAR,Y.ZHAO,M.SCHAPIRA,        
JRNL        AUTH 3 A.BOCHKAREV,C.H.ARROWSMITH,C.BOUNTRA,J.WEIGELT,A.M.EDWARDS,  
JRNL        AUTH 4 M.A.J FERGUSON,R.HUI,STRUCTURAL GENOMICS CONSORTIUM          
JRNL        TITL   CRYSTAL STRUCTURE TRYPANOSOMA BRUCEI N-ACETYLTRANSFERASE     
JRNL        TITL 2 (TB11.01.2886) AT 1.86A                                      
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.86 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0066                                      
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) : 1.86                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 35.96                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 22408                          
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) : 0.245                           
REMARK   3   R VALUE            (WORKING SET) : 0.243                           
REMARK   3   FREE R VALUE                     : 0.282                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1217                            
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) : 1.86                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.91                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1628                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.77                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3090                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 95                           
REMARK   3   BIN FREE R VALUE                    : 0.3310                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2212                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 238                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 20.24                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.24                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.01000                                             
REMARK   3    B22 (A**2) : 0.01000                                              
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): 0.207         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.178         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.127         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.199         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.921                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.882                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2301 ; 0.002 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3110 ; 0.531 ; 1.995       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   302 ; 3.568 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    97 ;28.950 ;22.268       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   434 ;10.643 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    25 ; 7.969 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   355 ; 0.040 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1711 ; 0.001 ; 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):  1443 ; 0.204 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2328 ; 0.389 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   858 ; 0.520 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   773 ; 0.907 ; 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 : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 0                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   MEDIUM POSITIONAL  1    A    (A):   1061 ;  0.59 ;  0.50           
REMARK   3   MEDIUM THERMAL     1    B (A**2):   1061 ;  0.13 ;  2.00           
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 3I3G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-JUL-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000053915.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-NOV-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU FR-E SUPERBRIGHT            
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV++                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23625                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.860                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.960                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 7.000                              
REMARK 200  R MERGE                    (I) : 0.04900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 25.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.86                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.96                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.23700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 3FB3                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 34.67                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.88                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 19% PEG3350, 0.2M (NH4)2TARTRATE,        
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       25.43000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       41.38500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       32.22000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       41.38500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.43000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       32.22000            
REMARK 290   SMTRY3   4  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: 5710 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 13720 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -28.0 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   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     HIS A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     HIS A    -9                                                      
REMARK 465     HIS A    -8                                                      
REMARK 465     HIS A    -7                                                      
REMARK 465     SER A    -6                                                      
REMARK 465     SER A    -5                                                      
REMARK 465     GLY A    -4                                                      
REMARK 465     ARG A    -3                                                      
REMARK 465     GLU A    -2                                                      
REMARK 465     ASN A    -1                                                      
REMARK 465     LEU A     0                                                      
REMARK 465     TYR A     1                                                      
REMARK 465     PHE A     2                                                      
REMARK 465     GLN A     3                                                      
REMARK 465     GLY A     4                                                      
REMARK 465     MET B   -13                                                      
REMARK 465     HIS B   -12                                                      
REMARK 465     HIS B   -11                                                      
REMARK 465     HIS B   -10                                                      
REMARK 465     HIS B    -9                                                      
REMARK 465     HIS B    -8                                                      
REMARK 465     HIS B    -7                                                      
REMARK 465     SER B    -6                                                      
REMARK 465     SER B    -5                                                      
REMARK 465     GLY B    -4                                                      
REMARK 465     ARG B    -3                                                      
REMARK 465     GLU B    -2                                                      
REMARK 465     ASN B    -1                                                      
REMARK 465     LEU B     0                                                      
REMARK 465     TYR B     1                                                      
REMARK 465     PHE B     2                                                      
REMARK 465     GLN B     3                                                      
REMARK 465     GLY B     4                                                      
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    VAL B  11   CB    VAL B  11   CG2    -0.135                       
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    ARG B 141   NE  -  CZ  -  NH1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ARG B 141   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 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    HIS A 139     -125.06   -126.00                                   
REMARK 500    HIS B 139     -101.42   -128.67                                   
REMARK 500    HIS B 139      -98.99   -130.40                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3FB3   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF TRYPANOSOMA BRUCEI ACETYLTRANSFERASE,           
REMARK 900 TB11.01.2886                                                         
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE RESIDUE AT POSITION 62 HAS BEEN CONFIRMED TO BE ARG NOT ONLY BY  
REMARK 999 THE ELECTRON DENSITY, AS SEEN IN THE FINAL MODEL, BUT ALSO WITH      
REMARK 999 MASS SPECTROMETRY DATA                                               
DBREF  3I3G A    5   147  UNP    Q383G8   Q383G8_9TRYP     5    147             
DBREF  3I3G B    5   147  UNP    Q383G8   Q383G8_9TRYP     5    147             
SEQADV 3I3G MET A  -13  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS A  -12  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS A  -11  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS A  -10  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS A   -9  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS A   -8  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS A   -7  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G SER A   -6  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G SER A   -5  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLY A   -4  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G ARG A   -3  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLU A   -2  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G ASN A   -1  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G LEU A    0  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G TYR A    1  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G PHE A    2  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLN A    3  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLY A    4  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G ARG A   62  UNP  Q383G8    GLY    62 SEE REMARK 999                 
SEQADV 3I3G MET B  -13  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS B  -12  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS B  -11  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS B  -10  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS B   -9  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS B   -8  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G HIS B   -7  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G SER B   -6  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G SER B   -5  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLY B   -4  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G ARG B   -3  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLU B   -2  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G ASN B   -1  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G LEU B    0  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G TYR B    1  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G PHE B    2  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLN B    3  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G GLY B    4  UNP  Q383G8              EXPRESSION TAG                 
SEQADV 3I3G ARG B   62  UNP  Q383G8    GLY    62 SEE REMARK 999                 
SEQRES   1 A  161  MET HIS HIS HIS HIS HIS HIS SER SER GLY ARG GLU ASN          
SEQRES   2 A  161  LEU TYR PHE GLN GLY VAL ASP LEU GLU LEU ARG VAL LEU          
SEQRES   3 A  161  GLU GLU SER ASP LEU SER SER HIS LEU GLU LEU LEU GLY          
SEQRES   4 A  161  HIS LEU THR GLU ALA PRO PRO LEU SER GLY VAL GLU LEU          
SEQRES   5 A  161  ALA ASN ILE ALA ASP MET ARG ARG ARG ALA GLY ILE VAL          
SEQRES   6 A  161  THR LYS VAL PHE CYS HIS GLN PRO THR GLY ARG ILE VAL          
SEQRES   7 A  161  GLY SER ALA SER LEU MET ILE GLN PRO LYS PHE THR ARG          
SEQRES   8 A  161  GLY GLY ARG ALA VAL GLY HIS ILE GLU ASP VAL VAL VAL          
SEQRES   9 A  161  ASP PRO SER TYR ARG GLY ALA GLY LEU GLY LYS ALA LEU          
SEQRES  10 A  161  ILE MET ASP LEU CYS GLU ILE SER ARG SER LYS GLY CYS          
SEQRES  11 A  161  TYR LYS VAL ILE LEU ASP SER SER GLU LYS SER LEU PRO          
SEQRES  12 A  161  PHE TYR GLU LYS LEU GLY PHE ARG ALA HIS GLU ARG GLN          
SEQRES  13 A  161  MET ARG LEU ASP LEU                                          
SEQRES   1 B  161  MET HIS HIS HIS HIS HIS HIS SER SER GLY ARG GLU ASN          
SEQRES   2 B  161  LEU TYR PHE GLN GLY VAL ASP LEU GLU LEU ARG VAL LEU          
SEQRES   3 B  161  GLU GLU SER ASP LEU SER SER HIS LEU GLU LEU LEU GLY          
SEQRES   4 B  161  HIS LEU THR GLU ALA PRO PRO LEU SER GLY VAL GLU LEU          
SEQRES   5 B  161  ALA ASN ILE ALA ASP MET ARG ARG ARG ALA GLY ILE VAL          
SEQRES   6 B  161  THR LYS VAL PHE CYS HIS GLN PRO THR GLY ARG ILE VAL          
SEQRES   7 B  161  GLY SER ALA SER LEU MET ILE GLN PRO LYS PHE THR ARG          
SEQRES   8 B  161  GLY GLY ARG ALA VAL GLY HIS ILE GLU ASP VAL VAL VAL          
SEQRES   9 B  161  ASP PRO SER TYR ARG GLY ALA GLY LEU GLY LYS ALA LEU          
SEQRES  10 B  161  ILE MET ASP LEU CYS GLU ILE SER ARG SER LYS GLY CYS          
SEQRES  11 B  161  TYR LYS VAL ILE LEU ASP SER SER GLU LYS SER LEU PRO          
SEQRES  12 B  161  PHE TYR GLU LYS LEU GLY PHE ARG ALA HIS GLU ARG GLN          
SEQRES  13 B  161  MET ARG LEU ASP LEU                                          
FORMUL   3  HOH   *238(H2 O)                                                    
HELIX    1   1 GLU A   13  SER A   15  5                                   3    
HELIX    2   2 ASP A   16  GLY A   25  1                                  10    
HELIX    3   3 SER A   34  ALA A   48  1                                  15    
HELIX    4   4 THR A   76  ARG A   80  5                                   5    
HELIX    5   5 PRO A   92  ARG A   95  5                                   4    
HELIX    6   6 GLY A   98  LYS A  114  1                                  17    
HELIX    7   7 SER A  127  LEU A  134  1                                   8    
HELIX    8   8 GLU B   13  SER B   15  5                                   3    
HELIX    9   9 ASP B   16  GLY B   25  1                                  10    
HELIX   10  10 SER B   34  ALA B   48  1                                  15    
HELIX   11  11 THR B   76  ARG B   80  5                                   5    
HELIX   12  12 PRO B   92  ARG B   95  5                                   4    
HELIX   13  13 GLY B   98  LYS B  114  1                                  17    
HELIX   14  14 SER B  127  LEU B  134  1                                   8    
SHEET    1   A12 LEU A   7  VAL A  11  0                                        
SHEET    2   A12 VAL A  51  HIS A  57 -1  O  VAL A  54   N  ARG A  10           
SHEET    3   A12 ILE A  63  GLN A  72 -1  O  LEU A  69   N  VAL A  51           
SHEET    4   A12 VAL A  82  VAL A  90 -1  O  HIS A  84   N  MET A  70           
SHEET    5   A12 LYS A 118  SER A 123  1  O  ILE A 120   N  GLY A  83           
SHEET    6   A12 ARG B 137  ASP B 146 -1  O  MET B 143   N  LEU A 121           
SHEET    7   A12 ARG A 137  ASP A 146 -1  N  HIS A 139   O  GLN B 142           
SHEET    8   A12 LYS B 118  SER B 123 -1  O  LEU B 121   N  MET A 143           
SHEET    9   A12 VAL B  82  VAL B  90  1  N  GLY B  83   O  ILE B 120           
SHEET   10   A12 ILE B  63  GLN B  72 -1  N  GLN B  72   O  VAL B  82           
SHEET   11   A12 ILE B  50  HIS B  57 -1  N  VAL B  51   O  LEU B  69           
SHEET   12   A12 LEU B   7  VAL B  11 -1  N  ARG B  10   O  VAL B  54           
CRYST1   50.860   64.440   82.770  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.019662  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015518  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012082        0.00000