HEADER    TRANSFERASE                             10-FEB-05   1YTK              
TITLE     CRYSTAL STRUCTURE OF A NICOTINATE PHOSPHORIBOSYLTRANSFERASE FROM      
TITLE    2 THERMOPLASMA ACIDOPHILUM WITH NICOTINATE MONONUCLEOTIDE              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NICOTINATE PHOSPHORIBOSYLTRANSFERASE FROM THERMOPLASMA     
COMPND   3 ACIDOPHILUM;                                                         
COMPND   4 CHAIN: A;                                                            
COMPND   5 EC: 2.4.2.11;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: THERMOPLASMA ACIDOPHILUM;                       
SOURCE   3 ORGANISM_TAXID: 273075;                                              
SOURCE   4 STRAIN: DSM 1728;                                                    
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: B834(DE3)/PSJS1244                         
KEYWDS    NICOTINATE PHOSPHORIBOSYLTRANSFERASE, TYPE II                         
KEYWDS   2 PHOSPHORIBOSYLTRANSFERASE, ZINC-KNUCKLE MOTIF, STRUCTURAL GENOMICS,  
KEYWDS   3 PSI, PROTEIN STRUCTURE INITIATIVE, BERKELEY STRUCTURAL GENOMICS      
KEYWDS   4 CENTER, BSGC, TRANSFERASE                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.H.SHIN,BERKELEY STRUCTURAL GENOMICS CENTER (BSGC)                   
REVDAT   5   20-NOV-24 1YTK    1       REMARK                                   
REVDAT   4   13-JUL-11 1YTK    1       VERSN                                    
REVDAT   3   24-FEB-09 1YTK    1       VERSN                                    
REVDAT   2   17-MAY-05 1YTK    1       JRNL                                     
REVDAT   1   08-MAR-05 1YTK    0                                                
JRNL        AUTH   D.H.SHIN,N.OGANESYAN,J.JANCARIK,H.YOKOTA,R.KIM,S.H.KIM       
JRNL        TITL   CRYSTAL STRUCTURE OF A NICOTINATE PHOSPHORIBOSYLTRANSFERASE  
JRNL        TITL 2 FROM THERMOPLASMA ACIDOPHILUM.                               
JRNL        REF    J.BIOL.CHEM.                  V. 280 18326 2005              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   15753098                                                     
JRNL        DOI    10.1074/JBC.M501622200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.65 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.65                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.99                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 97882.490                      
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 93.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 18079                          
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 SET) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.253                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1799                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.65                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.82                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 87.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2458                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2710                       
REMARK   3   BIN FREE R VALUE                    : 0.3470                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.90                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 271                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.021                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3011                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 64                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 36.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 47.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 6.77000                                              
REMARK   3    B22 (A**2) : 6.77000                                              
REMARK   3    B33 (A**2) : -13.54000                                            
REMARK   3    B12 (A**2) : 6.69000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.28                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.32                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.38                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.42                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.009                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.500                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.10                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.030                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 5.600 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 9.040 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 7.920 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 12.120; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.41                                                 
REMARK   3   BSOL        : 67.09                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : TRIS.PARAM                                     
REMARK   3  PARAMETER FILE  4  : NAMN.PARAM                                     
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1YTK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-FEB-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000031909.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-SEP-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 90                                 
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9795                             
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL                     
REMARK 200  OPTICS                         : MONOCHROMATOR                      
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19180                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.650                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.65                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.70                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 65.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.65                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.4M SODIUM MALONATE, PH 7.0, VAPOR      
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 295K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 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                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/2                                            
REMARK 290       6555   X-Y,X,Z+1/2                                             
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z                                              
REMARK 290      10555   -Y,-X,-Z+1/2                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -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       59.83000            
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       59.83000            
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       59.83000            
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        0.00000            
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        0.00000            
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       59.83000            
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       59.83000            
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       59.83000            
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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 40800 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 76970 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -165.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000 -0.866025  0.000000      135.19100            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000       67.59550            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000      117.07884            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   4  0.500000 -0.866025  0.000000       67.59550            
REMARK 350   BIOMT2   4 -0.866025 -0.500000  0.000000      117.07884            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000       59.83000            
REMARK 350   BIOMT1   5 -1.000000  0.000000  0.000000      135.19100            
REMARK 350   BIOMT2   5  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   5  0.000000  0.000000 -1.000000       59.83000            
REMARK 350   BIOMT1   6  0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   6  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   6  0.000000  0.000000 -1.000000       59.83000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -5                                                      
REMARK 465     GLY A    -4                                                      
REMARK 465     GLY A    -3                                                      
REMARK 465     GLY A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     GLY A     0                                                      
REMARK 465     ASP A   390                                                      
REMARK 465     ILE A   391                                                      
REMARK 465     SER A   392                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   537     O    HOH A   537    12555     1.83            
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    ASP A  49       31.82    -87.43                                   
REMARK 500    PHE A 102       -9.58   -142.94                                   
REMARK 500    THR A 179     -134.22   -122.84                                   
REMARK 500    MET A 227      -38.49   -131.52                                   
REMARK 500    PHE A 228     -160.83   -115.91                                   
REMARK 500    ASP A 229      -46.94   -156.74                                   
REMARK 500    ASN A 245       83.83   -153.93                                   
REMARK 500    ASN A 311       44.97     38.62                                   
REMARK 500    SER A 332      -81.34   -110.52                                   
REMARK 500    CYS A 333       35.00    -78.17                                   
REMARK 500    HIS A 334       50.46     19.02                                   
REMARK 500    CYS A 348       93.68    172.58                                   
REMARK 500    ILE A 349      -13.30    -49.75                                   
REMARK 500    TYR A 387        7.34    -68.13                                   
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 NCN A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 402                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1YTD   RELATED DB: PDB                                   
REMARK 900 NATIVE STRUCTURE                                                     
REMARK 900 RELATED ID: 1YTE   RELATED DB: PDB                                   
REMARK 900 PHOSPHORIBOSYLPYROPHOSPHATE BOUND STRUCTURE                          
REMARK 900 RELATED ID: BSGCAIR30619   RELATED DB: TARGETDB                      
DBREF  1YTK A    1   392  UNP    Q9HJ28   Q9HJ28_THEAC     1    392             
SEQADV 1YTK GLY A   -5  UNP  Q9HJ28              CLONING ARTIFACT               
SEQADV 1YTK GLY A   -4  UNP  Q9HJ28              CLONING ARTIFACT               
SEQADV 1YTK GLY A   -3  UNP  Q9HJ28              CLONING ARTIFACT               
SEQADV 1YTK GLY A   -2  UNP  Q9HJ28              CLONING ARTIFACT               
SEQADV 1YTK GLY A   -1  UNP  Q9HJ28              CLONING ARTIFACT               
SEQADV 1YTK GLY A    0  UNP  Q9HJ28              CLONING ARTIFACT               
SEQRES   1 A  398  GLY GLY GLY GLY GLY GLY MET ASN VAL PHE ASN THR ALA          
SEQRES   2 A  398  SER ASP GLU ASP ILE LYS LYS GLY LEU ALA SER ASP VAL          
SEQRES   3 A  398  TYR PHE GLU ARG THR ILE SER ALA ILE GLY ASP LYS CYS          
SEQRES   4 A  398  ASN ASP LEU ARG VAL ALA MET GLU ALA THR VAL SER GLY          
SEQRES   5 A  398  PRO LEU ASP THR TRP ILE ASN PHE THR GLY LEU ASP GLU          
SEQRES   6 A  398  VAL LEU LYS LEU LEU GLU GLY LEU ASP VAL ASP LEU TYR          
SEQRES   7 A  398  ALA ILE PRO GLU GLY THR ILE LEU PHE PRO ARG ASP ALA          
SEQRES   8 A  398  ASN GLY LEU PRO VAL PRO PHE ILE ARG VAL GLU GLY ARG          
SEQRES   9 A  398  TYR CYS ASP PHE GLY MET TYR GLU THR ALA ILE LEU GLY          
SEQRES  10 A  398  PHE ILE CYS GLN ALA SER GLY ILE SER THR LYS ALA SER          
SEQRES  11 A  398  LYS VAL ARG LEU ALA ALA GLY ASP SER PRO PHE PHE SER          
SEQRES  12 A  398  PHE GLY ILE ARG ARG MET HIS PRO ALA ILE SER PRO MET          
SEQRES  13 A  398  ILE ASP ARG SER ALA TYR ILE GLY GLY ALA ASP GLY VAL          
SEQRES  14 A  398  SER GLY ILE LEU GLY ALA LYS LEU ILE ASP GLN ASP PRO          
SEQRES  15 A  398  VAL GLY THR MET PRO HIS ALA LEU SER ILE MET LEU GLY          
SEQRES  16 A  398  ASP GLU GLU ALA TRP LYS LEU THR LEU GLU ASN THR LYS          
SEQRES  17 A  398  ASN GLY GLN LYS SER VAL LEU LEU ILE ASP THR TYR MET          
SEQRES  18 A  398  ASP GLU LYS PHE ALA ALA ILE LYS ILE ALA GLU MET PHE          
SEQRES  19 A  398  ASP LYS VAL ASP TYR ILE ARG LEU ASP THR PRO SER SER          
SEQRES  20 A  398  ARG ARG GLY ASN PHE GLU ALA LEU ILE ARG GLU VAL ARG          
SEQRES  21 A  398  TRP GLU LEU ALA LEU ARG GLY ARG SER ASP ILE LYS ILE          
SEQRES  22 A  398  MET VAL SER GLY GLY LEU ASP GLU ASN THR VAL LYS LYS          
SEQRES  23 A  398  LEU ARG GLU ALA GLY ALA GLU ALA PHE GLY VAL GLY THR          
SEQRES  24 A  398  SER ILE SER SER ALA LYS PRO PHE ASP PHE ALA MET ASP          
SEQRES  25 A  398  ILE VAL GLU VAL ASN GLY LYS PRO GLU THR LYS ARG GLY          
SEQRES  26 A  398  LYS MET SER GLY ARG LYS ASN VAL LEU ARG CYS THR SER          
SEQRES  27 A  398  CYS HIS ARG ILE GLU VAL VAL PRO ALA ASN VAL GLN GLU          
SEQRES  28 A  398  LYS THR CYS ILE CYS GLY GLY SER MET GLN ASN LEU LEU          
SEQRES  29 A  398  VAL LYS TYR LEU SER HIS GLY LYS ARG THR SER GLU TYR          
SEQRES  30 A  398  PRO ARG PRO LYS GLU ILE ARG SER ARG SER MET LYS GLU          
SEQRES  31 A  398  LEU GLU TYR PHE LYS ASP ILE SER                              
HET    NCN  A 401      22                                                       
HET    TRS  A 402       8                                                       
HETNAM     NCN NICOTINATE MONONUCLEOTIDE                                        
HETNAM     TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL                         
HETSYN     NCN NAMN                                                             
HETSYN     TRS TRIS BUFFER                                                      
FORMUL   2  NCN    C11 H14 N O9 P                                               
FORMUL   3  TRS    C4 H12 N O3 1+                                               
FORMUL   4  HOH   *64(H2 O)                                                     
HELIX    1   1 SER A    8  LYS A   14  1                                   7    
HELIX    2   2 VAL A   20  GLY A   30  1                                  11    
HELIX    3   3 ASP A   31  ASP A   35  5                                   5    
HELIX    4   4 GLY A   56  GLU A   65  1                                  10    
HELIX    5   5 TYR A   99  GLY A  103  1                                   5    
HELIX    6   6 TYR A  105  GLY A  131  1                                  27    
HELIX    7   7 GLY A  139  MET A  143  5                                   5    
HELIX    8   8 HIS A  144  ALA A  146  5                                   3    
HELIX    9   9 ILE A  147  GLY A  158  1                                  12    
HELIX   10  10 GLY A  165  ASP A  173  1                                   9    
HELIX   11  11 PRO A  181  ASN A  200  1                                  20    
HELIX   12  12 ASP A  216  GLU A  226  1                                  11    
HELIX   13  13 PRO A  239  ARG A  243  5                                   5    
HELIX   14  14 ASN A  245  ARG A  260  1                                  16    
HELIX   15  15 ASP A  274  GLY A  285  1                                  12    
HELIX   16  16 GLY A  292  SER A  297  1                                   6    
HELIX   17  17 ARG A  373  LEU A  385  1                                  13    
HELIX   18  18 GLU A  386  PHE A  388  5                                   3    
SHEET    1   A 7 LYS A 313  PRO A 314  0                                        
SHEET    2   A 7 PHE A 303  VAL A 310 -1  N  VAL A 310   O  LYS A 313           
SHEET    3   A 7 ARG A  37  VAL A  44 -1  N  ALA A  39   O  VAL A 308           
SHEET    4   A 7 PRO A  91  ARG A  98 -1  O  PHE A  92   N  ALA A  42           
SHEET    5   A 7 ASP A  70  ALA A  73 -1  N  TYR A  72   O  ARG A  94           
SHEET    6   A 7 VAL A 359  SER A 363 -1  O  TYR A 361   N  LEU A  71           
SHEET    7   A 7 LYS A 366  ARG A 367 -1  O  LYS A 366   N  SER A 363           
SHEET    1   B 2 ILE A  52  ASN A  53  0                                        
SHEET    2   B 2 ILE A  79  LEU A  80 -1  O  LEU A  80   N  ILE A  52           
SHEET    1   C 6 GLY A 162  VAL A 163  0                                        
SHEET    2   C 6 PHE A 135  SER A 137  1  N  SER A 137   O  GLY A 162           
SHEET    3   C 6 ALA A 288  VAL A 291  1  O  PHE A 289   N  PHE A 136           
SHEET    4   C 6 LYS A 266  SER A 270  1  N  VAL A 269   O  GLY A 290           
SHEET    5   C 6 TYR A 233  LEU A 236  1  N  ILE A 234   O  MET A 268           
SHEET    6   C 6 VAL A 208  LEU A 210  1  N  LEU A 209   O  ARG A 235           
SHEET    1   D 4 ILE A 336  PRO A 340  0                                        
SHEET    2   D 4 LYS A 325  CYS A 330 -1  N  ASN A 326   O  VAL A 339           
SHEET    3   D 4 SER A 353  ASN A 356 -1  O  GLN A 355   N  ARG A 329           
SHEET    4   D 4 GLU A 345  THR A 347 -1  N  LYS A 346   O  MET A 354           
SSBOND   1 CYS A   33    CYS A  100                          1555   1555  2.04  
SITE     1 AC1 16 ASP A  19  TYR A  21  PHE A 138  ARG A 141                    
SITE     2 AC1 16 ARG A 142  SER A 164  GLY A 178  THR A 179                    
SITE     3 AC1 16 ARG A 235  ASP A 237  GLY A 272  GLY A 292                    
SITE     4 AC1 16 THR A 293  HOH A 503  HOH A 518  HOH A 536                    
SITE     1 AC2  7 THR A  50  GLY A 118  THR A 121  LYS A 122                    
SITE     2 AC2  7 LYS A 125  LYS A 299  HOH A 560                               
CRYST1  135.191  135.191  119.660  90.00  90.00 120.00 P 63 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      0.007397  0.004271  0.000000        0.00000                         
SCALE2      0.000000  0.008541  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008357        0.00000