PDB Short entry for 1R9F
HEADER    VIRAL PROTEIN/RNA                       28-OCT-03   1R9F              
TITLE     CRYSTAL STRUCTURE OF P19 COMPLEXED WITH 19-BP SMALL                   
TITLE    2 INTERFERING RNA                                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-                                                        
COMPND   3 R(*CP*GP*UP*AP*CP*GP*CP*GP*GP*AP*AP*UP*AP*CP*UP*UP*CP*GP*AP          
COMPND   4 *UP*U)-3';                                                           
COMPND   5 CHAIN: B;                                                            
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: 5'-                                                        
COMPND   9 R(*UP*CP*GP*AP*AP*GP*UP*AP*UP*UP*CP*CP*GP*CP*GP*UP*AP*CP*GP          
COMPND  10 *UP*U)-3';                                                           
COMPND  11 CHAIN: C;                                                            
COMPND  12 ENGINEERED: YES;                                                     
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: CORE PROTEIN P19;                                          
COMPND  15 CHAIN: A;                                                            
COMPND  16 FRAGMENT: RESIDUES 27-158;                                           
COMPND  17 ENGINEERED: YES;                                                     
COMPND  18 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: 5'-OH AND 3'-OH;                                      
SOURCE   4 MOL_ID: 2;                                                           
SOURCE   5 SYNTHETIC: YES;                                                      
SOURCE   6 OTHER_DETAILS: 5'-OH AND 3'-OH;                                      
SOURCE   7 MOL_ID: 3;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: TOMATO BUSHY STUNT VIRUS;                       
SOURCE   9 ORGANISM_TAXID: 12145;                                               
SOURCE  10 GENE: P19;                                                           
SOURCE  11 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE  13 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  14 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  15 EXPRESSION_SYSTEM_PLASMID: PET28A                                    
KEYWDS    PROTEIN-RNA COMPLEX, DIMER, DOUBLE HELIX, VIRAL PROTEIN/RNA           
KEYWDS   2 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.YE,L.MALININA,D.J.PATEL                                             
REVDAT   2   24-FEB-09 1R9F    1       VERSN                                    
REVDAT   1   27-JAN-04 1R9F    0                                                
JRNL        AUTH   K.YE,L.MALININA,D.J.PATEL                                    
JRNL        TITL   RECOGNITION OF SMALL INTERFERING RNA BY A VIRAL              
JRNL        TITL 2 SUPPRESSOR OF RNA                                            
JRNL        REF    NATURE                        V. 426   874 2003              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   14661029                                                     
JRNL        DOI    10.1038/NATURE02213                                          
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.85 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 : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 14.86                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 92.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 36309                          
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) : 0.212                           
REMARK   3   FREE R VALUE                     : 0.230                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1772                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
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) : 1.86                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.97                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 74.20                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4623                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3240                       
REMARK   3   BIN FREE R VALUE                    : 0.3550                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 4.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 220                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.024                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 972                                     
REMARK   3   NUCLEIC ACID ATOMS       : 810                                     
REMARK   3   HETEROGEN ATOMS          : 10                                      
REMARK   3   SOLVENT ATOMS            : 70                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 46.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 5.46000                                              
REMARK   3    B22 (A**2) : 5.46000                                              
REMARK   3    B33 (A**2) : -10.91000                                            
REMARK   3    B12 (A**2) : 4.19000                                              
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) : 0.24                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.27                            
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) : 0.26                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.29                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.004                           
REMARK   3   BOND ANGLES            (DEGREES) : 0.90                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 16.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.02                            
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) : 1.420 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.210 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.110 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.150 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.35                                                 
REMARK   3   BSOL        : 44.85                                                
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  : DNA-RNA_REP.PARAM                              
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : DNA-RNA.TOP                                    
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1R9F COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-NOV-03.                  
REMARK 100 THE RCSB ID CODE IS RCSB020601.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-JUL-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 7.50                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 14-ID-B                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9791,0.9789,0.9562               
REMARK 200  MONOCHROMATOR                  : DIAMOND (111) DOUBLE-CRYSTAL       
REMARK 200                                   MONOCHROMATOR                      
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 39408                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.850                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 9.500                              
REMARK 200  R MERGE                    (I) : 0.06000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 44.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.92                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.72500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: CNS 1.1                                               
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 39.86                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, POTASSIUM              
REMARK 280  CHLORIDE, HEPES-NAOH, DITHIOTHREITOL, PH 7.5, VAPOR DIFFUSION,      
REMARK 280  HANGING DROP, TEMPERATURE 293K, PH 7.50                             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 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   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z                                               
REMARK 290       6555   -X,-X+Y,-Z                                              
REMARK 290       7555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       8555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       9555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290      10555   Y+2/3,X+1/3,-Z+1/3                                      
REMARK 290      11555   X-Y+2/3,-Y+1/3,-Z+1/3                                   
REMARK 290      12555   -X+2/3,-X+Y+1/3,-Z+1/3                                  
REMARK 290      13555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290      14555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290      15555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290      16555   Y+1/3,X+2/3,-Z+2/3                                      
REMARK 290      17555   X-Y+1/3,-Y+2/3,-Z+2/3                                   
REMARK 290      18555   -X+1/3,-X+Y+2/3,-Z+2/3                                  
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 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
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        0.00000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000       45.62450            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       26.34132            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       49.54333            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       45.62450            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       26.34132            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       49.54333            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       45.62450            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       26.34132            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       49.54333            
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       45.62450            
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       26.34132            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       49.54333            
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       45.62450            
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       26.34132            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       49.54333            
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       45.62450            
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       26.34132            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       49.54333            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       52.68263            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000       99.08667            
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       52.68263            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000       99.08667            
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       52.68263            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000       99.08667            
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       52.68263            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       99.08667            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       52.68263            
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000       99.08667            
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       52.68263            
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000       99.08667            
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 300 REMARK: THE BIOLOGICAL ASSEMBLE IS A P19 DIMER IN COMPLEX WITH       
REMARK 300 ONE SIRNA DUPLEX GENERATED FROM THE PROTEIN MONOMER AND HALF RNA     
REMARK 300 (19-BP DUPLEX IN HALF OCCUPANCY) IN THE ASYMMETRIC UNIT BY THE       
REMARK 300 OPERATION: Y+2/3,X-2/3,-Z+1/3. THE 2-FOLD SYMMETRY OPERATION         
REMARK 300 GENERATES ANOTHER OVERLAPPING HALF RNA IN OPPOSITE ORIENTATION,      
REMARK 300 COMPENSATING THE LACK OF SYMMETRY IN RNA DUPLEX ITSELF.              
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 APPLY THE FOLLOWING TO CHAINS: B, C, 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       91.24900            
REMARK 350   BIOMT2   2  0.866025  0.500000  0.000000      -52.68263            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       49.54333            
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       U B    21                                                      
REMARK 465       U C    21                                                      
REMARK 465     GLY A    23                                                      
REMARK 465     SER A    24                                                      
REMARK 465     ASN A    50                                                      
REMARK 465     SER A    51                                                      
REMARK 465     ASN A    52                                                      
REMARK 465     PRO A   149                                                      
REMARK 465     ILE A   150                                                      
REMARK 465     GLU A   151                                                      
REMARK 465     VAL A   152                                                      
REMARK 465     GLU A   153                                                      
REMARK 465     SER A   154                                                      
REMARK 465     ASN A   155                                                      
REMARK 465     VAL A   156                                                      
REMARK 465     SER A   157                                                      
REMARK 465     ARG A   158                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER;            
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470       U B  20    C5'  C4'  O4'  C3'  O3'  C2'  O2'                   
REMARK 470       U B  20    C1'  N1   C2   O2   N3   C4   O4                    
REMARK 470       U B  20    C5   C6                                             
REMARK 470       U C  20    C5'  C4'  O4'  C3'  O3'  C2'  O2'                   
REMARK 470       U C  20    C1'  N1   C2   O2   N3   C4   O4                    
REMARK 470       U C  20    C5   C6                                             
REMARK 470     HIS A  25    CG   ND1  CD2  CE1  NE2                             
REMARK 470     ASP A  54    CG   OD1  OD2                                       
REMARK 470     GLU A  80    CG   CD   OE1  OE2                                  
REMARK 470     PHE A 105    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     GLN A 131    CG   CD   OE1  NE2                                  
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 159                 
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 160                 
DBREF  1R9F A   27   158  UNP    P11690   VP19_TBSVC      27    158             
DBREF  1R9F B    1    21  PDB    1R9F     1R9F             1     21             
DBREF  1R9F C    1    21  PDB    1R9F     1R9F             1     21             
SEQADV 1R9F GLY A   23  UNP  P11690              CLONING ARTIFACT               
SEQADV 1R9F SER A   24  UNP  P11690              CLONING ARTIFACT               
SEQADV 1R9F HIS A   25  UNP  P11690              CLONING ARTIFACT               
SEQADV 1R9F MSE A   26  UNP  P11690              CLONING ARTIFACT               
SEQADV 1R9F MSE A  136  UNP  P11690    MET   136 MODIFIED RESIDUE               
SEQADV 1R9F MSE A  144  UNP  P11690    LEU   144 ENGINEERED                     
SEQADV 1R9F MSE A  147  UNP  P11690    LEU   147 ENGINEERED                     
SEQRES   1 B   21    C   G   U   A   C   G   C   G   G   A   A   U   A          
SEQRES   2 B   21    C   U   U   C   G   A   U   U                              
SEQRES   1 C   21    U   C   G   A   A   G   U   A   U   U   C   C   G          
SEQRES   2 C   21    C   G   U   A   C   G   U   U                              
SEQRES   1 A  136  GLY SER HIS MSE THR SER PRO PHE LYS LEU PRO ASP GLU          
SEQRES   2 A  136  SER PRO SER TRP THR GLU TRP ARG LEU HIS ASN ASP GLU          
SEQRES   3 A  136  THR ASN SER ASN GLN ASP ASN PRO LEU GLY PHE LYS GLU          
SEQRES   4 A  136  SER TRP GLY PHE GLY LYS VAL VAL PHE LYS ARG TYR LEU          
SEQRES   5 A  136  ARG TYR ASP ARG THR GLU ALA SER LEU HIS ARG VAL LEU          
SEQRES   6 A  136  GLY SER TRP THR GLY ASP SER VAL ASN TYR ALA ALA SER          
SEQRES   7 A  136  ARG PHE PHE GLY PHE ASP GLN ILE GLY CYS THR TYR SER          
SEQRES   8 A  136  ILE ARG PHE ARG GLY VAL SER ILE THR VAL SER GLY GLY          
SEQRES   9 A  136  SER ARG THR LEU GLN HIS LEU CYS GLU MSE ALA ILE ARG          
SEQRES  10 A  136  SER LYS GLN GLU MSE LEU GLN MSE ALA PRO ILE GLU VAL          
SEQRES  11 A  136  GLU SER ASN VAL SER ARG                                      
MODRES 1R9F MSE A   26  MET  SELENOMETHIONINE                                   
MODRES 1R9F MSE A  136  MET  SELENOMETHIONINE                                   
MODRES 1R9F MSE A  144  MET  SELENOMETHIONINE                                   
MODRES 1R9F MSE A  147  MET  SELENOMETHIONINE                                   
HET    MSE  A  26       8                                                       
HET    MSE  A 136       8                                                       
HET    MSE  A 144       8                                                       
HET    MSE  A 147       8                                                       
HET    SO4  A 159       5                                                       
HET    SO4  A 160       5                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM     SO4 SULFATE ION                                                      
FORMUL   3  MSE    4(C5 H11 N O2 SE)                                            
FORMUL   4  SO4    2(O4 S 2-)                                                   
FORMUL   6  HOH   *70(H2 O)                                                     
HELIX    1   1 SER A   38  THR A   49  1                                  12    
HELIX    2   2 THR A   79  GLY A   88  1                                  10    
HELIX    3   3 THR A   91  ARG A  101  1                                  11    
HELIX    4   4 THR A  129  GLN A  146  1                                  18    
SHEET    1   A 4 VAL A  68  ARG A  75  0                                        
SHEET    2   A 4 GLY A  58  PHE A  65 -1  N  PHE A  65   O  VAL A  68           
SHEET    3   A 4 GLY A 109  PHE A 116 -1  O  THR A 111   N  GLY A  64           
SHEET    4   A 4 VAL A 119  GLY A 126 -1  O  GLY A 125   N  CYS A 110           
LINK         C   HIS A  25                 N   MSE A  26     1555   1555  1.33  
LINK         C   MSE A  26                 N   THR A  27     1555   1555  1.33  
LINK         C   GLU A 135                 N   MSE A 136     1555   1555  1.33  
LINK         C   MSE A 136                 N   ALA A 137     1555   1555  1.33  
LINK         C   GLU A 143                 N   MSE A 144     1555   1555  1.33  
LINK         C   MSE A 144                 N   LEU A 145     1555   1555  1.33  
LINK         C   GLN A 146                 N   MSE A 147     1555   1555  1.33  
LINK         C   MSE A 147                 N   ALA A 148     1555   1555  1.33  
SITE     1 AC1  5 SER A  28  PHE A  70  ARG A  72  HOH A 168                    
SITE     2 AC1  5 HOH A 208                                                     
SITE     1 AC2  5 SER A  38  THR A  40  HIS A  84  HOH A 167                    
SITE     2 AC2  5 HOH A 174                                                     
CRYST1   91.249   91.249  148.630  90.00  90.00 120.00 H 3 2        18          
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      0.010959  0.006327  0.000000        0.00000                         
SCALE2      0.000000  0.012654  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006728        0.00000