HEADER    RNA                                     11-JUN-97   1AL5              
TITLE     A-TRACT RNA DODECAMER, NMR, 12 STRUCTURES                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RNA (5'-R(*CP*GP*CP*AP*AP*AP*UP*UP*UP*GP*CP*G)-3');        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: A-TRACT RNA;                                                
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT;                            
SOURCE   4 ORGANISM_TAXID: 32630                                                
KEYWDS    RNA DUPLEX, RIBONUCLEIC ACID, RNA                                     
EXPDTA    SOLUTION NMR                                                          
NUMMDL    12                                                                    
AUTHOR    M.R.CONTE,G.L.CONN,T.BROWN,A.N.LANE                                   
REVDAT   5   22-MAY-24 1AL5    1       REMARK                                   
REVDAT   4   03-NOV-21 1AL5    1       REMARK                                   
REVDAT   3   14-MAR-18 1AL5    1       SOURCE REMARK                            
REVDAT   2   24-FEB-09 1AL5    1       VERSN                                    
REVDAT   1   17-DEC-97 1AL5    0                                                
JRNL        AUTH   M.R.CONTE,G.L.CONN,T.BROWN,A.N.LANE                          
JRNL        TITL   CONFORMATIONAL PROPERTIES AND THERMODYNAMICS OF THE RNA      
JRNL        TITL 2 DUPLEX R(CGCAAAUUUGCG)2: COMPARISON WITH THE DNA ANALOGUE    
JRNL        TITL 3 D(CGCAAATTTGCG)2.                                            
JRNL        REF    NUCLEIC ACIDS RES.            V.  25  2627 1997              
JRNL        REFN                   ISSN 0305-1048                               
JRNL        PMID   9185574                                                      
JRNL        DOI    10.1093/NAR/25.13.2627                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.R.CONTE,G.L.CONN,T.BROWN,A.N.LANE                          
REMARK   1  TITL   HYDRATION OF THE RNA DUPLEX R(CGCAAAUUUGCG)2 DETERMINED BY   
REMARK   1  TITL 2 NMR                                                          
REMARK   1  REF    NUCLEIC ACIDS RES.            V.  24  3693 1996              
REMARK   1  REFN                   ISSN 0305-1048                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : DISCOVER                                             
REMARK   3   AUTHORS     : BIOSYM                                               
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: SEE REFERENCES FOR DETAILS.               
REMARK   4                                                                      
REMARK   4 1AL5 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000170952.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 303                                
REMARK 210  PH                             : 7                                  
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : NULL                               
REMARK 210  SAMPLE CONTENTS                : NULL                               
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : NOESY; DQF-COSY; H-INADEQUATE;     
REMARK 210                                   31P                                
REMARK 210  SPECTROMETER FIELD STRENGTH    : 400 MHZ; 500 MHZ; 600 MHZ          
REMARK 210  SPECTROMETER MODEL             : AM; UNITYPLUS                      
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER; VARIAN                     
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : DISCOVER, NUCFIT                   
REMARK 210   METHOD USED                   : DIRECT REFINEMENT AND RMD          
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 40                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 12                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : MINIMAL RESTRAINT VIOLATIONS,      
REMARK 210                                   LOW ENERGY, GOOD STEREOCHEMISTRY   
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL                
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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  1   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  1   U A   7   O4' -  C1' -  N1  ANGL. DEV. =   4.9 DEGREES          
REMARK 500  1   U A   8   O4' -  C1' -  N1  ANGL. DEV. =   4.6 DEGREES          
REMARK 500  1   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.2 DEGREES          
REMARK 500  1   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  1   U B   7   O4' -  C1' -  N1  ANGL. DEV. =   4.3 DEGREES          
REMARK 500  1   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  1   C B  11   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  2   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.9 DEGREES          
REMARK 500  2   U A   7   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  2   U A   8   O4' -  C1' -  N1  ANGL. DEV. =   4.9 DEGREES          
REMARK 500  2   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  2   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  2   U B   7   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  2   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.8 DEGREES          
REMARK 500  3   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  3   U A   7   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  3   U A   8   O4' -  C1' -  N1  ANGL. DEV. =   4.6 DEGREES          
REMARK 500  3   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  3   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  3   U B   7   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  3   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  4   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  4   U A   7   O4' -  C1' -  N1  ANGL. DEV. =   4.8 DEGREES          
REMARK 500  4   U A   8   O4' -  C1' -  N1  ANGL. DEV. =   4.9 DEGREES          
REMARK 500  4   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  4   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.6 DEGREES          
REMARK 500  4   U B   7   O4' -  C1' -  N1  ANGL. DEV. =   4.3 DEGREES          
REMARK 500  4   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  5   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  5   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  5   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  5   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.3 DEGREES          
REMARK 500  6   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  6   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.3 DEGREES          
REMARK 500  6   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.8 DEGREES          
REMARK 500  6   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  7   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  7   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  7   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  7   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  8   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  8   U A   9   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500  8   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   5.2 DEGREES          
REMARK 500  8   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.5 DEGREES          
REMARK 500  9   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.6 DEGREES          
REMARK 500  9   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500  9   U B   9   O4' -  C1' -  N1  ANGL. DEV. =   4.3 DEGREES          
REMARK 500 10   C A   3   O4' -  C1' -  N1  ANGL. DEV. =   4.7 DEGREES          
REMARK 500 10   C B   3   O4' -  C1' -  N1  ANGL. DEV. =   4.4 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      58 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  1   U A   8         0.08    SIDE CHAIN                              
REMARK 500  1   G A  10         0.07    SIDE CHAIN                              
REMARK 500  1   G B  10         0.07    SIDE CHAIN                              
REMARK 500  2   G A   2         0.07    SIDE CHAIN                              
REMARK 500  2   A A   6         0.06    SIDE CHAIN                              
REMARK 500  2   G A  10         0.07    SIDE CHAIN                              
REMARK 500  2   G B   2         0.08    SIDE CHAIN                              
REMARK 500  2   G B  10         0.10    SIDE CHAIN                              
REMARK 500  3   G A  10         0.07    SIDE CHAIN                              
REMARK 500  3   G B   2         0.07    SIDE CHAIN                              
REMARK 500  3   G B  10         0.08    SIDE CHAIN                              
REMARK 500  4   G A   2         0.07    SIDE CHAIN                              
REMARK 500  4   G A  10         0.09    SIDE CHAIN                              
REMARK 500  4   G B  10         0.09    SIDE CHAIN                              
REMARK 500  5   G A   2         0.08    SIDE CHAIN                              
REMARK 500  5   G A  10         0.08    SIDE CHAIN                              
REMARK 500  5   G B   2         0.08    SIDE CHAIN                              
REMARK 500  5   G B  10         0.08    SIDE CHAIN                              
REMARK 500  6   A A   4         0.06    SIDE CHAIN                              
REMARK 500  6   G A  10         0.07    SIDE CHAIN                              
REMARK 500  6   G B  10         0.08    SIDE CHAIN                              
REMARK 500  7   G A  10         0.06    SIDE CHAIN                              
REMARK 500  7   G B   2         0.07    SIDE CHAIN                              
REMARK 500  7   G B  10         0.08    SIDE CHAIN                              
REMARK 500  8   G A  10         0.06    SIDE CHAIN                              
REMARK 500  8   G B   2         0.07    SIDE CHAIN                              
REMARK 500  8   G B  10         0.08    SIDE CHAIN                              
REMARK 500  9   G A   2         0.07    SIDE CHAIN                              
REMARK 500  9   G A  10         0.08    SIDE CHAIN                              
REMARK 500  9   G B   2         0.07    SIDE CHAIN                              
REMARK 500  9   U B   9         0.07    SIDE CHAIN                              
REMARK 500  9   G B  10         0.08    SIDE CHAIN                              
REMARK 500 10   G A  10         0.09    SIDE CHAIN                              
REMARK 500 10   G B   2         0.07    SIDE CHAIN                              
REMARK 500 10   G B  10         0.08    SIDE CHAIN                              
REMARK 500 11   G A   2         0.07    SIDE CHAIN                              
REMARK 500 11   G A  10         0.08    SIDE CHAIN                              
REMARK 500 11   G B   2         0.07    SIDE CHAIN                              
REMARK 500 11   A B   4         0.06    SIDE CHAIN                              
REMARK 500 11   G B  10         0.08    SIDE CHAIN                              
REMARK 500 12   G A   2         0.07    SIDE CHAIN                              
REMARK 500 12   G A  10         0.08    SIDE CHAIN                              
REMARK 500 12   G B  10         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1AL5 A    1    12  PDB    1AL5     1AL5             1     12             
DBREF  1AL5 B    1    12  PDB    1AL5     1AL5             1     12             
SEQRES   1 A   12    C   G   C   A   A   A   U   U   U   G   C   G              
SEQRES   1 B   12    C   G   C   A   A   A   U   U   U   G   C   G              
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1