PDB Short entry for 486D
HEADER    RIBOSOME                                09-SEP-99   486D              
TITLE     X-RAY CRYSTAL STRUCTURES OF 70S RIBOSOME FUNCTIONAL COMPLEXES         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: P-SITE TRNA OF 70S RIBOSOME;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 MOL_ID: 2;                                                           
COMPND   5 MOLECULE: P-SITE CODON OF 70S RIBOSOME;                              
COMPND   6 CHAIN: B;                                                            
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MOL_ID: 3;                                                           
COMPND   9 MOLECULE: A-SITE TRNA OF 70S RIBOSOME;                               
COMPND  10 CHAIN: C;                                                            
COMPND  11 MOL_ID: 4;                                                           
COMPND  12 MOLECULE: A-SITE CODON OF 70S RIBOSOME;                              
COMPND  13 CHAIN: D;                                                            
COMPND  14 ENGINEERED: YES;                                                     
COMPND  15 MOL_ID: 5;                                                           
COMPND  16 MOLECULE: E-SITE TRNA OF 70S RIBOSOME;                               
COMPND  17 CHAIN: E;                                                            
COMPND  18 MOL_ID: 6;                                                           
COMPND  19 MOLECULE: PENULTIMATE STEM OF 16S RRNA IN THE 70S RIBOSOME;          
COMPND  20 CHAIN: F;                                                            
COMPND  21 MOL_ID: 7;                                                           
COMPND  22 MOLECULE: 900 STEM-LOOP OF 16S RRNA IN THE 70S RIBOSOME;             
COMPND  23 CHAIN: G                                                             
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 MOL_ID: 2;                                                           
SOURCE   5 SYNTHETIC: YES;                                                      
SOURCE   6 OTHER_DETAILS: SEQUENCE FROM T. THERMOPHILUS;                        
SOURCE   7 MOL_ID: 3;                                                           
SOURCE   8 ORGANISM_SCIENTIFIC: SACCHAROMYCES CEREVISIAE;                       
SOURCE   9 ORGANISM_COMMON: BAKER'S YEAST;                                      
SOURCE  10 ORGANISM_TAXID: 4932;                                                
SOURCE  11 MOL_ID: 4;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 OTHER_DETAILS: SEQUENCE FROM T. THERMOPHILUS;                        
SOURCE  14 MOL_ID: 5;                                                           
SOURCE  15 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE  16 ORGANISM_TAXID: 274;                                                 
SOURCE  17 MOL_ID: 6;                                                           
SOURCE  18 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE  19 ORGANISM_TAXID: 274;                                                 
SOURCE  20 MOL_ID: 7;                                                           
SOURCE  21 ORGANISM_SCIENTIFIC: THERMUS THERMOPHILUS;                           
SOURCE  22 ORGANISM_TAXID: 274                                                  
KEYWDS    FUNCTIONAL MODELS OF 70S RIBOSOME, TRNA, RIBOSOME                     
EXPDTA    X-RAY DIFFRACTION                                                     
MDLTYP    P ATOMS ONLY, CHAIN F, G                                              
AUTHOR    J.H.CATE,M.M.YUSUPOV,G.ZH.YUSUPOVA,T.N.EARNEST,H.F.NOLLER             
REVDAT   5   13-SEP-23 486D    1       LINK                                     
REVDAT   4   13-JUL-11 486D    1       VERSN                                    
REVDAT   3   24-FEB-09 486D    1       VERSN                                    
REVDAT   2   01-APR-03 486D    1       JRNL                                     
REVDAT   1   04-OCT-99 486D    0                                                
JRNL        AUTH   J.H.CATE,M.M.YUSUPOV,G.Z.YUSUPOVA,T.N.EARNEST,H.F.NOLLER     
JRNL        TITL   X-RAY CRYSTAL STRUCTURES OF 70S RIBOSOME FUNCTIONAL          
JRNL        TITL 2 COMPLEXES.                                                   
JRNL        REF    SCIENCE                       V. 285  2095 1999              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   10497122                                                     
JRNL        DOI    10.1126/SCIENCE.285.5436.2095                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   G.M.CULVER,J.H.CATE,G.Z.YUSUPOVA,M.M.YUSUPOV,H.F.NOLLER      
REMARK   1  TITL   IDENTIFICATION OF AN RNA-PROTEIN BRIDGE SPANNING THE         
REMARK   1  TITL 2 RIBOSOMAL SUBUNIT INTERFACE                                  
REMARK   1  REF    SCIENCE                       V. 285  2133 1999              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1  DOI    10.1126/SCIENCE.285.5436.2133                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    7.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : O                                                    
REMARK   3   AUTHORS     : JONES,ZOU,COWAN,KJELDGAARD                           
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 7.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.7                           
REMARK   3   NUMBER OF REFLECTIONS             : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 0                                       
REMARK   3   NUCLEIC ACID ATOMS       : 4930                                    
REMARK   3   HETEROGEN ATOMS          : 4                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
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  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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE MODEL WAS BULIT BY MANUAL FITTING     
REMARK   3  OF INDIVIDUAL RNA MOLECULES INTO THE EXPERIMENTAL ELECTRON          
REMARK   3  DENSITY USING THE GRAPHIC PROGRAM O. P TRNA WAS BUILT FROM 3TRA     
REMARK   3  (ALL BUT ANTICODON STEM-LOOP) AND 4TRNA (ANTICODON STEM-LOOP), A    
REMARK   3  TRNA WAS BUILT FROM 3TRA (ANTICODON STEM-LOOP) AND 4TRNA (ALL       
REMARK   3  BUT ANTICODON STEM-LOOP). THE P CODON WAS BASED ON A-RNA, THE A-    
REMARK   3  SITE CODON ON 3TRA. BOTH FRAGMENTS OF 16S RRNA (MOLECULES 6 AND     
REMARK   3  7) WERE BASED ON 1GID, 1PBR, 430D, AND A-RNA                        
REMARK   4                                                                      
REMARK   4 486D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-SEP-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000009678.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 105                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 5                                  
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) : 1.1051, 1.1055, 1.0764, 1.1047     
REMARK 200  MONOCHROMATOR                  : SI(111) DOUBLE-CRYSTAL             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 124437                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 7.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.7                               
REMARK 200  DATA REDUNDANCY                : 4.400                              
REMARK 200  R MERGE                    (I) : 0.08900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD PHASING                  
REMARK 200 SOFTWARE USED: MLPHARE                                               
REMARK 200 STARTING MODEL: 4TNA, 3TRA, 1PBR, 1GID, 430D                         
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): NULL                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): NULL                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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   -Y,X,Z                                                  
REMARK 290       4555   Y,-X,Z                                                  
REMARK 290       5555   -X,Y,-Z                                                 
REMARK 290       6555   X,-Y,-Z                                                 
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z                                                
REMARK 290       9555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      10555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290      11555   -Y+1/2,X+1/2,Z+1/2                                      
REMARK 290      12555   Y+1/2,-X+1/2,Z+1/2                                      
REMARK 290      13555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290      14555   X+1/2,-Y+1/2,-Z+1/2                                     
REMARK 290      15555   Y+1/2,X+1/2,-Z+1/2                                      
REMARK 290      16555   -Y+1/2,-X+1/2,-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 -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  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  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        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9  1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY2   9  0.000000  1.000000  0.000000      254.01000            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000      401.39500            
REMARK 290   SMTRY1  10 -1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY2  10  0.000000 -1.000000  0.000000      254.01000            
REMARK 290   SMTRY3  10  0.000000  0.000000  1.000000      401.39500            
REMARK 290   SMTRY1  11  0.000000 -1.000000  0.000000      254.01000            
REMARK 290   SMTRY2  11  1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY3  11  0.000000  0.000000  1.000000      401.39500            
REMARK 290   SMTRY1  12  0.000000  1.000000  0.000000      254.01000            
REMARK 290   SMTRY2  12 -1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY3  12  0.000000  0.000000  1.000000      401.39500            
REMARK 290   SMTRY1  13 -1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000      254.01000            
REMARK 290   SMTRY3  13  0.000000  0.000000 -1.000000      401.39500            
REMARK 290   SMTRY1  14  1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000      254.01000            
REMARK 290   SMTRY3  14  0.000000  0.000000 -1.000000      401.39500            
REMARK 290   SMTRY1  15  0.000000  1.000000  0.000000      254.01000            
REMARK 290   SMTRY2  15  1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000      401.39500            
REMARK 290   SMTRY1  16  0.000000 -1.000000  0.000000      254.01000            
REMARK 290   SMTRY2  16 -1.000000  0.000000  0.000000      254.01000            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000      401.39500            
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: HEPTAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G                   
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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   C2'    C C    28     OP1    C C    29              1.54            
REMARK 500   OP1    C A    67     O2'    G C     4              1.57            
REMARK 500   C6     C C    29     N2     G C    42              1.62            
REMARK 500   OP1    C A    67     C4'    G C     4              1.65            
REMARK 500   OP1    C A    67     C3'    G C     4              1.72            
REMARK 500   OP1    C A    67     C2'    G C     4              1.73            
REMARK 500   O3'    U A    66     O3'    G C     4              1.82            
REMARK 500   OP1    C A    67     O3'    G C     4              1.96            
REMARK 500   C6     C C    29     C2     G C    42              2.12            
REMARK 500   N1     C C    29     N2     G C    42              2.12            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500      U A  39   C1'     U A  39   N1      2.280                       
REMARK 500      G A  73   O3'     C A  74   P       0.121                       
REMARK 500      U B   1   O3'     U B   2   P      -0.147                       
REMARK 500      U B   2   O3'     U B   3   P      -0.147                       
REMARK 500      G C   1   C6      G C   1   N1     -0.045                       
REMARK 500      G C   1   N7      G C   1   C8      0.070                       
REMARK 500      C C   2   C5      C C   2   C6      0.050                       
REMARK 500      G C   3   N7      G C   3   C8      0.081                       
REMARK 500      G C   4   C6      G C   4   N1     -0.059                       
REMARK 500      G C   4   N7      G C   4   C8      0.081                       
REMARK 500      A C   5   N3      A C   5   C4      0.040                       
REMARK 500      A C   5   N7      A C   5   C8      0.074                       
REMARK 500      U C   6   C5      U C   6   C6      0.059                       
REMARK 500      U C   7   C2      U C   7   N3     -0.052                       
REMARK 500      U C   7   N3      U C   7   C4     -0.061                       
REMARK 500      U C   7   C5      U C   7   C6      0.067                       
REMARK 500      U C   8   N1      U C   8   C6     -0.060                       
REMARK 500      U C   8   C2      U C   8   N3     -0.049                       
REMARK 500      U C   8   N3      U C   8   C4     -0.055                       
REMARK 500      A C   9   N7      A C   9   C8      0.070                       
REMARK 500      C C  11   N1      C C  11   C6     -0.050                       
REMARK 500      U C  12   N3      U C  12   C4     -0.058                       
REMARK 500      C C  13   N1      C C  13   C2     -0.065                       
REMARK 500      C C  13   N1      C C  13   C6     -0.052                       
REMARK 500      A C  14   N7      A C  14   C8      0.061                       
REMARK 500      G C  15   N3      G C  15   C4      0.042                       
REMARK 500      G C  15   C6      G C  15   N1     -0.048                       
REMARK 500      G C  15   N7      G C  15   C8      0.061                       
REMARK 500      G C  18   C6      G C  18   N1     -0.065                       
REMARK 500      G C  18   N7      G C  18   C8      0.093                       
REMARK 500      G C  19   N1      G C  19   C2     -0.078                       
REMARK 500      G C  19   C4      G C  19   C5     -0.070                       
REMARK 500      G C  19   C6      G C  19   N1     -0.122                       
REMARK 500      G C  19   N7      G C  19   C8      0.043                       
REMARK 500      G C  19   C8      G C  19   N9     -0.085                       
REMARK 500      G C  20   N3      G C  20   C4      0.046                       
REMARK 500      G C  20   C6      G C  20   N1     -0.055                       
REMARK 500      G C  20   N7      G C  20   C8      0.056                       
REMARK 500      A C  21   N7      A C  21   C8      0.065                       
REMARK 500      G C  22   C6      G C  22   N1     -0.070                       
REMARK 500      G C  22   N7      G C  22   C8      0.074                       
REMARK 500      A C  23   N3      A C  23   C4      0.038                       
REMARK 500      A C  23   N7      A C  23   C8      0.064                       
REMARK 500      G C  24   C6      G C  24   N1     -0.059                       
REMARK 500      G C  24   N7      G C  24   C8      0.068                       
REMARK 500      C C  25   N1      C C  25   C2     -0.088                       
REMARK 500      C C  25   N1      C C  25   C6     -0.049                       
REMARK 500      C C  25   C4      C C  25   C5     -0.048                       
REMARK 500      C C  27   N1      C C  27   C2     -0.065                       
REMARK 500      C C  27   N1      C C  27   C6     -0.042                       
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     109 BOND DEVIATIONS.                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500      U A   1   C2  -  N3  -  C4  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500      U A   1   N3  -  C4  -  C5  ANGL. DEV. =   5.0 DEGREES          
REMARK 500      U A   1   C3' -  O3' -  P   ANGL. DEV. =  14.2 DEGREES          
REMARK 500      C A   2   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500      C A   2   N3  -  C4  -  C5  ANGL. DEV. =  -2.5 DEGREES          
REMARK 500      G A   4   O4' -  C1' -  N9  ANGL. DEV. =   4.5 DEGREES          
REMARK 500      G A   4   C5  -  C6  -  N1  ANGL. DEV. =   3.0 DEGREES          
REMARK 500      U A   5   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500      U A   5   N1  -  C2  -  N3  ANGL. DEV. =   4.9 DEGREES          
REMARK 500      U A   5   C2  -  N3  -  C4  ANGL. DEV. =  -7.0 DEGREES          
REMARK 500      U A   5   N3  -  C4  -  C5  ANGL. DEV. =   5.5 DEGREES          
REMARK 500      U A   5   C3' -  O3' -  P   ANGL. DEV. =   8.3 DEGREES          
REMARK 500      A A   7   O4' -  C1' -  N9  ANGL. DEV. =   4.8 DEGREES          
REMARK 500      A A   7   N1  -  C2  -  N3  ANGL. DEV. =  -3.0 DEGREES          
REMARK 500      U A   8   C2  -  N3  -  C4  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500      U A   8   N3  -  C4  -  C5  ANGL. DEV. =   4.5 DEGREES          
REMARK 500      A A   9   N1  -  C2  -  N3  ANGL. DEV. =  -3.6 DEGREES          
REMARK 500      A A   9   C5  -  C6  -  N1  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      G A  10   O5' -  C5' -  C4' ANGL. DEV. =  -7.0 DEGREES          
REMARK 500      U A  11   O5' -  C5' -  C4' ANGL. DEV. =  -9.8 DEGREES          
REMARK 500      U A  11   N3  -  C4  -  C5  ANGL. DEV. =   4.1 DEGREES          
REMARK 500      U A  12   C2  -  N3  -  C4  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500      U A  12   N3  -  C4  -  C5  ANGL. DEV. =   4.5 DEGREES          
REMARK 500      A A  14   N1  -  C2  -  N3  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      G A  17   O5' -  C5' -  C4' ANGL. DEV. =  -5.2 DEGREES          
REMARK 500      G A  18   C5  -  C6  -  N1  ANGL. DEV. =   3.0 DEGREES          
REMARK 500      C A  20   N3  -  C4  -  C5  ANGL. DEV. =  -2.5 DEGREES          
REMARK 500      A A  21   O5' -  C5' -  C4' ANGL. DEV. =  -5.0 DEGREES          
REMARK 500      A A  21   N1  -  C2  -  N3  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      G A  22   O5' -  C5' -  C4' ANGL. DEV. =  -5.6 DEGREES          
REMARK 500      G A  22   O4' -  C1' -  N9  ANGL. DEV. =   4.3 DEGREES          
REMARK 500      A A  23   N1  -  C2  -  N3  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      A A  23   C5  -  C6  -  N1  ANGL. DEV. =  -3.4 DEGREES          
REMARK 500      A A  24   O4' -  C1' -  N9  ANGL. DEV. =   4.6 DEGREES          
REMARK 500      A A  24   C6  -  N1  -  C2  ANGL. DEV. =   4.4 DEGREES          
REMARK 500      A A  24   N1  -  C2  -  N3  ANGL. DEV. =  -3.9 DEGREES          
REMARK 500      U A  25   C2  -  N3  -  C4  ANGL. DEV. =  -4.4 DEGREES          
REMARK 500      U A  25   N3  -  C4  -  C5  ANGL. DEV. =   4.5 DEGREES          
REMARK 500      G A  30   C5  -  C6  -  N1  ANGL. DEV. =   3.2 DEGREES          
REMARK 500      A A  31   C5  -  C6  -  N1  ANGL. DEV. =  -3.0 DEGREES          
REMARK 500      U A  33   C2  -  N3  -  C4  ANGL. DEV. =  -4.6 DEGREES          
REMARK 500      U A  33   N3  -  C4  -  C5  ANGL. DEV. =   5.2 DEGREES          
REMARK 500      G A  34   O5' -  C5' -  C4' ANGL. DEV. =  -5.9 DEGREES          
REMARK 500      A A  35   O4' -  C1' -  N9  ANGL. DEV. =   6.5 DEGREES          
REMARK 500      A A  35   N1  -  C2  -  N3  ANGL. DEV. =  -3.3 DEGREES          
REMARK 500      A A  36   O4' -  C1' -  N9  ANGL. DEV. =   5.9 DEGREES          
REMARK 500      A A  36   N1  -  C2  -  N3  ANGL. DEV. =  -3.7 DEGREES          
REMARK 500      A A  38   N1  -  C2  -  N3  ANGL. DEV. =  -3.1 DEGREES          
REMARK 500      U A  39   N1  -  C1' -  C2' ANGL. DEV. =   9.8 DEGREES          
REMARK 500      U A  39   O4' -  C1' -  N1  ANGL. DEV. = -16.0 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     478 ANGLE DEVIATIONS.                             
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 C   1         0.07    SIDE CHAIN                              
REMARK 500      C C   2         0.11    SIDE CHAIN                              
REMARK 500      G C   3         0.06    SIDE CHAIN                              
REMARK 500      A C   5         0.12    SIDE CHAIN                              
REMARK 500      U C   6         0.12    SIDE CHAIN                              
REMARK 500      U C   8         0.14    SIDE CHAIN                              
REMARK 500      U C  12         0.09    SIDE CHAIN                              
REMARK 500      C C  13         0.08    SIDE CHAIN                              
REMARK 500      G C  15         0.09    SIDE CHAIN                              
REMARK 500      G C  18         0.10    SIDE CHAIN                              
REMARK 500      G C  19         0.10    SIDE CHAIN                              
REMARK 500      G C  20         0.07    SIDE CHAIN                              
REMARK 500      A C  21         0.15    SIDE CHAIN                              
REMARK 500      A C  23         0.07    SIDE CHAIN                              
REMARK 500      G C  24         0.10    SIDE CHAIN                              
REMARK 500      C C  25         0.10    SIDE CHAIN                              
REMARK 500      C C  27         0.12    SIDE CHAIN                              
REMARK 500      C C  28         0.11    SIDE CHAIN                              
REMARK 500      G C  42         0.07    SIDE CHAIN                              
REMARK 500      G C  43         0.07    SIDE CHAIN                              
REMARK 500      A C  44         0.09    SIDE CHAIN                              
REMARK 500      U C  47         0.07    SIDE CHAIN                              
REMARK 500      U C  50         0.11    SIDE CHAIN                              
REMARK 500      G C  51         0.14    SIDE CHAIN                              
REMARK 500      G C  53         0.14    SIDE CHAIN                              
REMARK 500      C C  56         0.06    SIDE CHAIN                              
REMARK 500      G C  57         0.14    SIDE CHAIN                              
REMARK 500      U C  59         0.08    SIDE CHAIN                              
REMARK 500      C C  60         0.11    SIDE CHAIN                              
REMARK 500      C C  61         0.09    SIDE CHAIN                              
REMARK 500      A C  62         0.05    SIDE CHAIN                              
REMARK 500      A C  64         0.08    SIDE CHAIN                              
REMARK 500      U C  68         0.09    SIDE CHAIN                              
REMARK 500      G C  71         0.07    SIDE CHAIN                              
REMARK 500      C C  72         0.15    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  486D A    1    75  PDB    486D     486D             1     75             
DBREF  486D B    1     3  PDB    486D     486D             1      3             
DBREF  486D C    1    72  PDB    486D     486D             1     72             
DBREF  486D D    1     3  PDB    486D     486D             1      3             
DBREF  486D E    1    73  PDB    486D     486D             1     73             
DBREF  486D F 1404  1497  PDB    486D     486D          1404   1497             
DBREF  486D G  883   915  PDB    486D     486D           883    915             
SEQRES   1 A   74    U   C   C   G   U   G   A   U   A   G   U   U PSU          
SEQRES   2 A   74    A   A H2U   G   G H2U   C   A   G   A   A   U M2G          
SEQRES   3 A   74    C   C   A   G   A OMC   U   G   A   A YYG   A   U          
SEQRES   4 A   74  5MC   U   G   G   A   G   A   U 5MC   G   G   G   G          
SEQRES   5 A   74  5MU PSU   C   A   A   U   U   C   C   C   C   G   U          
SEQRES   6 A   74    C   G   C   G   G   A   G   C   C                          
SEQRES   1 B    3    U   U   U                                                  
SEQRES   1 C   72    G   C   G   G   A   U   U   U   A 2MG   C   U   C          
SEQRES   2 C   72    A   G H2U H2U   G   G   G   A   G   A   G   C M2G          
SEQRES   3 C   72    C   C   C   G   C PSU   U   G   U   C 1MG   C   G          
SEQRES   4 C   72    U   G   G   G   A   G 7MG   U   C 5MC   U   G   U          
SEQRES   5 C   72    G 5MU PSU   C   G 1MA   U   C   C   A   C   A   G          
SEQRES   6 C   72    A   A   U   U   C   G   C                                  
SEQRES   1 D    3    G   U   C                                                  
SEQRES   1 E   72    U   C   C   G   U   G   A   U   A   G   U   U PSU          
SEQRES   2 E   72    A   A H2U   G   G H2U   C   A   G   A   A   U   G          
SEQRES   3 E   72    G   G   C   G   C PSU   U   G   U   C 1MG   C   G          
SEQRES   4 E   72    U   G   C   C   A   G   A   U 5MC   G   G   G   G          
SEQRES   5 E   72  5MU PSU   C   A   A   U   U   C   C   C   C   G   U          
SEQRES   6 E   72    C   G   C   G   G   A   G                                  
SEQRES   1 F   85    C   G   U   C   A   C   A   C   C   A   U   G   G          
SEQRES   2 F   85    A   A   G   G   G   G   G   U   U   G   C   A   A          
SEQRES   3 F   85    A   G   A   A   A   G   G   G   U   G   G   C   C          
SEQRES   4 F   85    C   C   C   U   U   C   G   G   G   G   C   G   C          
SEQRES   5 F   85    C   U   A   A   C   U   U   U   G   U   G   A   U          
SEQRES   6 F   85    U   C   C   U   A   A   C   U   G   G   G   G   U          
SEQRES   7 F   85    G   A   A   G   U   C   G                                  
SEQRES   1 G   33    C   U   G   G   G   G   A   G   U   A   C   G   G          
SEQRES   2 G   33    C   C   G   C   A   A   G   G   C   U   G   A   A          
SEQRES   3 G   33    A   C   U   C   A   A   A                                  
MODRES 486D PSU A   13    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 486D H2U A   16    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 486D H2U A   19    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 486D M2G A   26    G  N2-DIMETHYLGUANOSINE-5'-MONOPHOSPHATE              
MODRES 486D OMC A   32    C  O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE               
MODRES 486D YYG A   37    G                                                     
MODRES 486D 5MC A   40    C  5-METHYLCYTIDINE-5'-MONOPHOSPHATE                  
MODRES 486D 5MC A   49    C  5-METHYLCYTIDINE-5'-MONOPHOSPHATE                  
MODRES 486D 5MU A   54    U  5-METHYLURIDINE 5'-MONOPHOSPHATE                   
MODRES 486D PSU A   55    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 486D 2MG C   10    G  2N-METHYLGUANOSINE-5'-MONOPHOSPHATE                
MODRES 486D H2U C   16    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 486D H2U C   17    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 486D M2G C   26    G  N2-DIMETHYLGUANOSINE-5'-MONOPHOSPHATE              
MODRES 486D PSU C   32    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 486D 1MG C   37    G  1N-METHYLGUANOSINE-5'-MONOPHOSPHATE                
MODRES 486D 7MG C   46    G                                                     
MODRES 486D 5MC C   49    C  5-METHYLCYTIDINE-5'-MONOPHOSPHATE                  
MODRES 486D 5MU C   54    U  5-METHYLURIDINE 5'-MONOPHOSPHATE                   
MODRES 486D PSU C   55    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 486D 1MA C   58    A                                                     
MODRES 486D PSU E   13    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 486D H2U E   16    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 486D H2U E   19    U  5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                
MODRES 486D PSU E   32    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
MODRES 486D 1MG E   37    G  1N-METHYLGUANOSINE-5'-MONOPHOSPHATE                
MODRES 486D 5MC E   49    C  5-METHYLCYTIDINE-5'-MONOPHOSPHATE                  
MODRES 486D 5MU E   54    U  5-METHYLURIDINE 5'-MONOPHOSPHATE                   
MODRES 486D PSU E   55    U  PSEUDOURIDINE-5'-MONOPHOSPHATE                     
HET    PSU  A  13      20                                                       
HET    H2U  A  16      20                                                       
HET    H2U  A  19      20                                                       
HET    M2G  A  26      25                                                       
HET    OMC  A  32      21                                                       
HET    YYG  A  37      39                                                       
HET    5MC  A  40      21                                                       
HET    5MC  A  49      21                                                       
HET    5MU  A  54      21                                                       
HET    PSU  A  55      20                                                       
HET    2MG  C  10      24                                                       
HET    H2U  C  16      20                                                       
HET    H2U  C  17      20                                                       
HET    M2G  C  26      25                                                       
HET    PSU  C  32      20                                                       
HET    1MG  C  37      24                                                       
HET    7MG  C  46      24                                                       
HET    5MC  C  49      21                                                       
HET    5MU  C  54      21                                                       
HET    PSU  C  55      20                                                       
HET    1MA  C  58      23                                                       
HET    PSU  E  13      20                                                       
HET    H2U  E  16      20                                                       
HET    H2U  E  19      20                                                       
HET    PSU  E  32      20                                                       
HET    1MG  E  37      24                                                       
HET    5MC  E  49      21                                                       
HET    5MU  E  54      21                                                       
HET    PSU  E  55      20                                                       
HET     IR  F   1       1                                                       
HET     IR  F   2       1                                                       
HET     IR  F   3       1                                                       
HET     IR  F   4       1                                                       
HETNAM     PSU PSEUDOURIDINE-5'-MONOPHOSPHATE                                   
HETNAM     H2U 5,6-DIHYDROURIDINE-5'-MONOPHOSPHATE                              
HETNAM     M2G N2-DIMETHYLGUANOSINE-5'-MONOPHOSPHATE                            
HETNAM     OMC O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE                             
HETNAM     YYG 4-(3-[5-O-PHOSPHONORIBOFURANOSYL]-4,6-DIMETHYL-8-OXO-4,          
HETNAM   2 YYG  8-DIHYDRO-3H-1,3,4,5,7A-PENTAAZA-S-INDACEN-YLAMINO-             
HETNAM   3 YYG  BUTYRIC ACID METHYL ESTER                                       
HETNAM     5MC 5-METHYLCYTIDINE-5'-MONOPHOSPHATE                                
HETNAM     5MU 5-METHYLURIDINE 5'-MONOPHOSPHATE                                 
HETNAM     2MG 2N-METHYLGUANOSINE-5'-MONOPHOSPHATE                              
HETNAM     1MG 1N-METHYLGUANOSINE-5'-MONOPHOSPHATE                              
HETNAM     7MG 7N-METHYL-8-HYDROGUANOSINE-5'-MONOPHOSPHATE                      
HETNAM     1MA 6-HYDRO-1-METHYLADENOSINE-5'-MONOPHOSPHATE                       
HETNAM      IR IRIDIUM ION                                                      
HETSYN     YYG MODIFIED GUANOSINE-5'-PHOSPHATE                                  
FORMUL   1  PSU    7(C9 H13 N2 O9 P)                                            
FORMUL   1  H2U    6(C9 H15 N2 O9 P)                                            
FORMUL   1  M2G    2(C12 H18 N5 O8 P)                                           
FORMUL   1  OMC    C10 H16 N3 O8 P                                              
FORMUL   1  YYG    C21 H29 N6 O12 P                                             
FORMUL   1  5MC    4(C10 H16 N3 O8 P)                                           
FORMUL   1  5MU    3(C10 H15 N2 O9 P)                                           
FORMUL   3  2MG    C11 H16 N5 O8 P                                              
FORMUL   3  1MG    2(C11 H16 N5 O8 P)                                           
FORMUL   3  7MG    C11 H18 N5 O8 P                                              
FORMUL   3  1MA    C11 H16 N5 O7 P                                              
FORMUL   8   IR    4(IR 4+)                                                     
LINK         O3'   U A  12                 P   PSU A  13     1555   1555  1.60  
LINK         O3' PSU A  13                 P     A A  14     1555   1555  1.60  
LINK         O3'   A A  15                 P   H2U A  16     1555   1555  1.60  
LINK         O3' H2U A  16                 P     G A  17     1555   1555  1.63  
LINK         O3'   G A  18                 P   H2U A  19     1555   1555  1.61  
LINK         O3' H2U A  19                 P     C A  20     1555   1555  1.63  
LINK         O3' M2G A  26                 P     C A  27     1555   1555  1.62  
LINK         O3'   A A  31                 P   OMC A  32     1555   1555  1.62  
LINK         O3' OMC A  32                 P     U A  33     1555   1555  1.61  
LINK         O3'   A A  36                 P   YYG A  37     1555   1555  1.61  
LINK         O3' YYG A  37                 P     A A  38     1555   1555  1.62  
LINK         O3'   U A  39                 P   5MC A  40     1555   1555  1.60  
LINK         O3' 5MC A  40                 P     U A  41     1555   1555  1.61  
LINK         O3'   U A  48                 P   5MC A  49     1555   1555  1.62  
LINK         O3' 5MC A  49                 P     G A  50     1555   1555  1.60  
LINK         O3'   G A  53                 P   5MU A  54     1555   1555  1.62  
LINK         O3' 5MU A  54                 P   PSU A  55     1555   1555  1.62  
LINK         O3' PSU A  55                 P     C A  56     1555   1555  1.62  
LINK         O3'   A C   9                 P   2MG C  10     1555   1555  1.58  
LINK         O3' 2MG C  10                 P     C C  11     1555   1555  1.59  
LINK         O3'   G C  15                 P   H2U C  16     1555   1555  1.57  
LINK         O3' H2U C  16                 P   H2U C  17     1555   1555  1.57  
LINK         O3' H2U C  17                 P     G C  18     1555   1555  1.62  
LINK         O3'   C C  25                 P   M2G C  26     1555   1555  1.60  
LINK         O3' M2G C  26                 P     C C  27     1555   1555  1.59  
LINK         O3'   C C  31                 P   PSU C  32     1555   1555  1.61  
LINK         O3' PSU C  32                 P     U C  33     1555   1555  1.64  
LINK         O3'   C C  36                 P   1MG C  37     1555   1555  1.64  
LINK         O3' 1MG C  37                 P     C C  38     1555   1555  1.61  
LINK         O3'   G C  45                 P   7MG C  46     1555   1555  1.60  
LINK         O3' 7MG C  46                 P     U C  47     1555   1555  1.62  
LINK         O3'   C C  48                 P   5MC C  49     1555   1555  1.59  
LINK         O3' 5MC C  49                 P     U C  50     1555   1555  1.60  
LINK         O3'   G C  53                 P   5MU C  54     1555   1555  1.59  
LINK         O3' 5MU C  54                 P   PSU C  55     1555   1555  1.60  
LINK         O3' PSU C  55                 P     C C  56     1555   1555  1.59  
LINK         O3'   G C  57                 P   1MA C  58     1555   1555  1.58  
LINK         O3' 1MA C  58                 P     U C  59     1555   1555  1.61  
LINK         O3'   U E  12                 P   PSU E  13     1555   1555  1.60  
LINK         O3' PSU E  13                 P     A E  14     1555   1555  1.60  
LINK         O3'   A E  15                 P   H2U E  16     1555   1555  1.61  
LINK         O3' H2U E  16                 P     G E  17     1555   1555  1.63  
LINK         O3'   G E  18                 P   H2U E  19     1555   1555  1.61  
LINK         O3' H2U E  19                 P     C E  20     1555   1555  1.63  
LINK         O3'   C E  31                 P   PSU E  32     1555   1555  1.62  
LINK         O3' PSU E  32                 P     U E  33     1555   1555  1.60  
LINK         O3'   C E  36                 P   1MG E  37     1555   1555  1.63  
LINK         O3' 1MG E  37                 P     C E  38     1555   1555  1.62  
LINK         O3'   U E  48                 P   5MC E  49     1555   1555  1.62  
LINK         O3' 5MC E  49                 P     G E  50     1555   1555  1.60  
LINK         O3'   G E  53                 P   5MU E  54     1555   1555  1.62  
LINK         O3' 5MU E  54                 P   PSU E  55     1555   1555  1.62  
LINK         O3' PSU E  55                 P     C E  56     1555   1555  1.62  
CRYST1  508.020  508.020  802.790  90.00  90.00  90.00 I 4 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      0.001968  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.001968  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.001246        0.00000