HEADER    HYDROLASE, RNA                          01-JUL-05   2A64              
TITLE     CRYSTAL STRUCTURE OF BACTERIAL RIBONUCLEASE P RNA                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RIBONUCLEASE P RNA;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: THIS SEQUENCE IS NATURALLY PRESENT IN BACILLUS        
SOURCE   4 STEAROTHERMOPHILUS (STRAIN 1430R) AS GENE PRODUCT OF RNPB. THE GENE  
SOURCE   5 WAS CLONED IN PLASMID PBSTHH2, WITH A MUTATION G417C. LARGE          
SOURCE   6 QUANTITIES WERE PRODUCES AS RUN-OFF TRANSCRIPTION IN VITRO WITH      
SOURCE   7 PHAGE T7 RNA POLYMERASE                                              
KEYWDS    HYDROLASE, RIBONUCLEASE, RIBOZYME, RNA                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.V.KAZANTSEV,A.A.KRIVENKO,D.J.HARRINGTON,S.R.HOLBROOK,P.D.ADAMS,     
AUTHOR   2 N.R.PACE                                                             
REVDAT   5   14-FEB-24 2A64    1       REMARK                                   
REVDAT   4   20-OCT-21 2A64    1       SEQADV                                   
REVDAT   3   11-OCT-17 2A64    1       REMARK                                   
REVDAT   2   24-FEB-09 2A64    1       VERSN                                    
REVDAT   1   20-SEP-05 2A64    0                                                
JRNL        AUTH   A.V.KAZANTSEV,A.A.KRIVENKO,D.J.HARRINGTON,S.R.HOLBROOK,      
JRNL        AUTH 2 P.D.ADAMS,N.R.PACE                                           
JRNL        TITL   CRYSTAL STRUCTURE OF A BACTERIAL RIBONUCLEASE P RNA.         
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 102 13392 2005              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   16157868                                                     
JRNL        DOI    10.1073/PNAS.0506662102                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.30 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) : 3.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.15                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 28550.170                      
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 35599                          
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) : 0.320                           
REMARK   3   FREE R VALUE                     : 0.340                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1798                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.008                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 3.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.42                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 96.90                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3285                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4210                       
REMARK   3   BIN FREE R VALUE                    : 0.4420                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 191                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.032                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 6383                                    
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 28.40                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 154.4                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 20.93000                                             
REMARK   3    B22 (A**2) : -10.85000                                            
REMARK   3    B33 (A**2) : -10.07000                                            
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.64                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.76                            
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) : 0.72                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.71                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.003                           
REMARK   3   BOND ANGLES            (DEGREES) : 0.800                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 14.60                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.390                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : GROUP                                     
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.10                                                 
REMARK   3   BSOL        : 46.00                                                
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  : DNA-RNA.TOP                                    
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : DNA-RNA_REP.PARAM                              
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: USED MAXIMUM LIKELIEHOOD TARGET USING     
REMARK   3  AMPLITUDES AND PHASE PROBABILITY DISTRIBUTION THROUGHOUT            
REMARK   3  REFINEMENT. R(WORK), R(FREE) CALCULATED FOR THIS TARGET. R(ALL),    
REMARK   3  R(OBSERVED) CALCULATED FOR STANDARD CRYSTALLOGRAPHIC RESIDUAL       
REMARK   3  TARGET.                                                             
REMARK   4                                                                      
REMARK   4 2A64 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-JUL-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000033534.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-JUL-03; 04-JUL-04               
REMARK 200  TEMPERATURE           (KELVIN) : 100; 100                           
REMARK 200  PH                             : 6.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N; Y                               
REMARK 200  RADIATION SOURCE               : ROTATING ANODE; SSRL               
REMARK 200  BEAMLINE                       : NULL; BL9-2                        
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200; NULL                 
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; M                               
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418; 1.1397, 1.1402, 0.9540     
REMARK 200  MONOCHROMATOR                  : NULL; NULL                         
REMARK 200  OPTICS                         : NULL; NULL                         
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE; CCD                   
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV; ADSC QUANTUM      
REMARK 200                                   315                                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : R-AXIS                             
REMARK 200  DATA SCALING SOFTWARE          : D*TREK                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35599                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.300                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 500.000                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 5.840                              
REMARK 200  R MERGE                    (I) : 0.14800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.5000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.30                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.42                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.49                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.51800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; MAD                         
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
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   (%): 70.70                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.20                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: (NH4)2SO4, K2SO4, MGCL2, MPD, PH 6.2,    
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: F 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X,Y+1/2,Z+1/2                                           
REMARK 290       6555   -X,-Y+1/2,Z+1/2                                         
REMARK 290       7555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       8555   X,-Y+1/2,-Z+1/2                                         
REMARK 290       9555   X+1/2,Y,Z+1/2                                           
REMARK 290      10555   -X+1/2,-Y,Z+1/2                                         
REMARK 290      11555   -X+1/2,Y,-Z+1/2                                         
REMARK 290      12555   X+1/2,-Y,-Z+1/2                                         
REMARK 290      13555   X+1/2,Y+1/2,Z                                           
REMARK 290      14555   -X+1/2,-Y+1/2,Z                                         
REMARK 290      15555   -X+1/2,Y+1/2,-Z                                         
REMARK 290      16555   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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  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        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       79.71000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      205.10500            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       79.71000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      205.10500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       79.71000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      205.10500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       79.71000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      205.10500            
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000      205.10500            
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000      205.10500            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      205.10500            
REMARK 290   SMTRY1  12  1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  12  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      205.10500            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       79.71000            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  14 -1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000       79.71000            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  15 -1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  15  0.000000  1.000000  0.000000       79.71000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  16  1.000000  0.000000  0.000000       73.57500            
REMARK 290   SMTRY2  16  0.000000 -1.000000  0.000000       79.71000            
REMARK 290   SMTRY3  16  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: MONOMERIC                         
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 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 A   120                                                      
REMARK 465       G A   121                                                      
REMARK 465       G A   122                                                      
REMARK 465       C A   123                                                      
REMARK 465       U A   124                                                      
REMARK 465       U A   125                                                      
REMARK 465       C A   126                                                      
REMARK 465       G A   127                                                      
REMARK 465       G A   128                                                      
REMARK 465       C A   129                                                      
REMARK 465       U A   130                                                      
REMARK 465       G A   131                                                      
REMARK 465       G A   145                                                      
REMARK 465       A A   146                                                      
REMARK 465       A A   147                                                      
REMARK 465       A A   148                                                      
REMARK 465       G A   149                                                      
REMARK 465       A A   150                                                      
REMARK 465       A A   151                                                      
REMARK 465       C A   152                                                      
REMARK 465       C A   153                                                      
REMARK 465       U A   154                                                      
REMARK 465       A A   155                                                      
REMARK 465       C A   156                                                      
REMARK 465       G A   157                                                      
REMARK 465       U A   158                                                      
REMARK 465       C A   159                                                      
REMARK 465       C A   160                                                      
REMARK 465       G A   161                                                      
REMARK 465       G A   162                                                      
REMARK 465       C A   163                                                      
REMARK 465       U A   164                                                      
REMARK 465       G A   165                                                      
REMARK 465       G A   166                                                      
REMARK 465       G A   167                                                      
REMARK 465       A A   168                                                      
REMARK 465       U A   169                                                      
REMARK 465       A A   170                                                      
REMARK 465       U A   171                                                      
REMARK 465       G A   172                                                      
REMARK 465       G A   173                                                      
REMARK 465       U A   174                                                      
REMARK 465       U A   175                                                      
REMARK 465       C A   176                                                      
REMARK 465       G A   177                                                      
REMARK 465       A A   178                                                      
REMARK 465       U A   179                                                      
REMARK 465       U A   180                                                      
REMARK 465       A A   181                                                      
REMARK 465       A A   195                                                      
REMARK 465       C A   196                                                      
REMARK 465       A A   197                                                      
REMARK 465       G A   198                                                      
REMARK 465       U A   199                                                      
REMARK 465       G A   200                                                      
REMARK 465       A A   201                                                      
REMARK 465       C A   202                                                      
REMARK 465       G A   203                                                      
REMARK 465       G A   204                                                      
REMARK 465       A A   205                                                      
REMARK 465       G A   206                                                      
REMARK 465       C A   207                                                      
REMARK 465       U A   208                                                      
REMARK 465       C A   209                                                      
REMARK 465       U A   210                                                      
REMARK 465       A A   211                                                      
REMARK 465       A A   212                                                      
REMARK 465       G A   213                                                      
REMARK 465       G A   214                                                      
REMARK 465       G A   215                                                      
REMARK 465       A A   216                                                      
REMARK 465       A A   217                                                      
REMARK 465       A A   218                                                      
REMARK 465       C A   219                                                      
REMARK 465       C A   220                                                      
REMARK 465       U A   221                                                      
REMARK 465       U A   222                                                      
REMARK 465       A A   223                                                      
REMARK 465       G A   224                                                      
REMARK 465       A A   225                                                      
REMARK 465       G A   226                                                      
REMARK 465       G A   227                                                      
REMARK 465       U A   228                                                      
REMARK 465       G A   229                                                      
REMARK 465       G A   230                                                      
REMARK 465       A A   231                                                      
REMARK 465       A A   232                                                      
REMARK 465       C A   233                                                      
REMARK 465       G A   234                                                      
REMARK 465       C A   235                                                      
REMARK 465       U A   264                                                      
REMARK 465       G A   265                                                      
REMARK 465       A A   266                                                      
REMARK 465       U A   267                                                      
REMARK 465       G A   268                                                      
REMARK 465       G A   269                                                      
REMARK 465       G A   355                                                      
REMARK 465       A A   356                                                      
REMARK 465       G A   357                                                      
REMARK 465       G A   358                                                      
REMARK 465       C A   359                                                      
REMARK 465       G A   360                                                      
REMARK 465       C A   361                                                      
REMARK 465       A A   362                                                      
REMARK 465       A A   363                                                      
REMARK 465       A A   364                                                      
REMARK 465       G A   365                                                      
REMARK 465       C A   366                                                      
REMARK 465       C A   367                                                      
REMARK 465       G A   368                                                      
REMARK 465       C A   369                                                      
REMARK 465       U A   370                                                      
REMARK 465       U A   371                                                      
REMARK 465       G A   372                                                      
REMARK 465       C A   373                                                      
REMARK 465       A A   374                                                      
REMARK 465       G A   415                                                      
REMARK 465       U A   416                                                      
REMARK 465       C A   417                                                      
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       G A 132    P    OP1  OP2                                       
REMARK 470       C A 182    P    OP1  OP2                                       
REMARK 470       G A 236    P    OP1  OP2                                       
REMARK 470       U A 270    P    OP1  OP2                                       
REMARK 470       G A 375    P    OP1  OP2                                       
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      A A 390   C2' -  C3' -  O3' ANGL. DEV. =  12.6 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500      G A 331         0.06    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  2A64 A    1   417  GB     143442   M19021           1    417             
SEQADV 2A64   C A  417  GB   143442      G   417 ENGINEERED MUTATION            
SEQRES   1 A  417    G   U   U   A   A   U   C   A   U   G   C   U   C          
SEQRES   2 A  417    G   G   G   U   A   A   U   C   G   C   U   G   C          
SEQRES   3 A  417    G   G   C   C   G   G   U   U   U   C   G   G   C          
SEQRES   4 A  417    C   G   U   A   G   A   G   G   A   A   A   G   U          
SEQRES   5 A  417    C   C   A   U   G   C   U   C   G   C   A   C   G          
SEQRES   6 A  417    G   U   G   C   U   G   A   G   A   U   G   C   C          
SEQRES   7 A  417    C   G   U   A   G   U   G   U   U   C   G   U   G          
SEQRES   8 A  417    C   C   U   A   G   C   G   A   A   U   C   C   A          
SEQRES   9 A  417    U   A   A   G   C   U   A   G   G   G   C   A   G          
SEQRES  10 A  417    C   C   U   G   G   C   U   U   C   G   G   C   U          
SEQRES  11 A  417    G   G   G   C   U   G   A   C   G   G   C   G   G          
SEQRES  12 A  417    G   G   A   A   A   G   A   A   C   C   U   A   C          
SEQRES  13 A  417    G   U   C   C   G   G   C   U   G   G   G   A   U          
SEQRES  14 A  417    A   U   G   G   U   U   C   G   A   U   U   A   C          
SEQRES  15 A  417    C   C   U   G   A   A   A   G   U   G   C   C   A          
SEQRES  16 A  417    C   A   G   U   G   A   C   G   G   A   G   C   U          
SEQRES  17 A  417    C   U   A   A   G   G   G   A   A   A   C   C   U          
SEQRES  18 A  417    U   A   G   A   G   G   U   G   G   A   A   C   G          
SEQRES  19 A  417    C   G   G   U   A   A   A   C   C   C   C   A   C          
SEQRES  20 A  417    G   A   G   C   G   A   G   A   A   A   C   C   C          
SEQRES  21 A  417    A   A   A   U   G   A   U   G   G   U   A   G   G          
SEQRES  22 A  417    G   G   C   A   C   C   U   U   C   C   C   G   A          
SEQRES  23 A  417    A   G   G   A   A   A   U   G   A   A   C   G   G          
SEQRES  24 A  417    A   G   G   G   A   A   G   G   A   C   A   G   G          
SEQRES  25 A  417    C   G   G   C   G   C   A   U   G   C   A   G   C          
SEQRES  26 A  417    C   U   G   U   A   G   A   U   A   G   A   U   G          
SEQRES  27 A  417    A   U   U   A   C   C   G   C   C   G   G   A   G          
SEQRES  28 A  417    U   A   C   G   A   G   G   C   G   C   A   A   A          
SEQRES  29 A  417    G   C   C   G   C   U   U   G   C   A   G   U   A          
SEQRES  30 A  417    C   G   A   A   G   G   U   A   C   A   G   A   A          
SEQRES  31 A  417    C   A   U   G   G   C   U   U   A   U   A   G   A          
SEQRES  32 A  417    G   C   A   U   G   A   U   U   A   A   C   G   U          
SEQRES  33 A  417    C                                                          
CRYST1  147.150  159.420  410.210  90.00  90.00  90.00 F 2 2 2      16          
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      0.006800  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006270  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.002440        0.00000