HEADER    RNA                                     22-OCT-03   1R7Z              
TITLE     NMR STRUCTURE OF THE R(GGAGGACAUUCCUCACGGGUGACCGUGGUCCUCC), DOMAIN IV 
TITLE    2 STEM-LOOP B OF ENTEROVIRAL IRES WITH AUUCCU BULGE                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 34-MER;                                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: DOMAIN IV, LOOP B;                                         
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 OTHER_DETAILS: RNA FRAGMENT OF ENTEROVIRAL IRES                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 OTHER_DETAILS: RNA WAS PREPARED BY IN VITRO TRANSCRIPTION WITH T7    
SOURCE   4 RNA POLYMERASE                                                       
KEYWDS    STEM-AND-LOOP STRUCTURE, SIX-NUCLEOTIDE BULGE, GUGA TETRALOOP, RNA    
EXPDTA    SOLUTION NMR                                                          
NUMMDL    20                                                                    
AUTHOR    Z.DU,N.B.ULYANOV,J.YU,T.L.JAMES                                       
REVDAT   4   22-MAY-24 1R7Z    1       REMARK                                   
REVDAT   3   02-MAR-22 1R7Z    1       REMARK                                   
REVDAT   2   24-FEB-09 1R7Z    1       VERSN                                    
REVDAT   1   25-MAY-04 1R7Z    0                                                
JRNL        AUTH   Z.DU,N.B.ULYANOV,J.YU,R.ANDINO,T.L.JAMES                     
JRNL        TITL   NMR STRUCTURES OF LOOP B RNAS FROM THE STEM-LOOP IV DOMAIN   
JRNL        TITL 2 OF THE ENTEROVIRUS INTERNAL RIBOSOME ENTRY SITE: A SINGLE C  
JRNL        TITL 3 TO U SUBSTITUTION DRASTICALLY CHANGES THE SHAPE AND          
JRNL        TITL 4 FLEXIBILITY OF RNA(,).                                       
JRNL        REF    BIOCHEMISTRY                  V.  43  5757 2004              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   15134450                                                     
JRNL        DOI    10.1021/BI0363228                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : VNMR 6.1, DYANA 1.5, AMBER 7                         
REMARK   3   AUTHORS     : VARIAN ASSOCIATES, INC. (VNMR), P.GUNTERT (DYANA),   
REMARK   3                 D.A.CASE (AMBER)                                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: STRUCTURES ARE REFINED BASED ON 614 NOE   
REMARK   3  -DERIVED DISTANCES AND 26 RESIDUAL DIPOLAR COUPLINGS                
REMARK   4                                                                      
REMARK   4 1R7Z COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-OCT-03.                  
REMARK 100 THE DEPOSITION ID IS D_1000020549.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 278; 298                           
REMARK 210  PH                             : 6.5; 6.5                           
REMARK 210  IONIC STRENGTH                 : 50 MM NA+ IONS; 50 MM NA+ IONS     
REMARK 210  PRESSURE                       : AMBIENT; AMBIENT                   
REMARK 210  SAMPLE CONTENTS                : 1MM UNLABELED RNA, 25MM NACL,      
REMARK 210                                   25MM SODIUM PHOSPHATE BUFFER (PH   
REMARK 210                                   6.5), 90% H2O; 10% D2O; 1MM        
REMARK 210                                   UNLABELED RNA, 25MM NACL, 25MM     
REMARK 210                                   SODIUM PHOSPHATE BUFFER (PH 6.5),  
REMARK 210                                   D2O; 1MM OF RNA LABELED IN         
REMARK 210                                   RESIDUES A AND U WITH 13C, 15N,    
REMARK 210                                   25MM NACL, 25MM SODIUM PHOSPHATE   
REMARK 210                                   BUFFER (PH 6.5), 5% (WEIGHT/       
REMARK 210                                   VOLUME) OF C12E6/N-HEXANOL         
REMARK 210                                   MIXTURE (MOLAR RATIO 0.64), D2O    
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 2D NOESY; DQF-COSY; 1H-13C         
REMARK 210                                   CONSTANT TIME HSQC                 
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ                            
REMARK 210  SPECTROMETER MODEL             : INOVA                              
REMARK 210  SPECTROMETER MANUFACTURER      : VARIAN                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NMRPIPE 2.1, MARDIGRAS 3.2         
REMARK 210   METHOD USED                   : FULL MATRIX RELAXATION ANALYSIS    
REMARK 210                                   OF NOE, RANDOM ERROR ANALYSIS OF   
REMARK 210                                   NOE, SIMULATED ANNEALING USING     
REMARK 210                                   RESTRAINED MOLECULAR DYNAMICS      
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 50                                 
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 20                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : LOWEST TOTAL ENERGY (A WEIGHTED    
REMARK 210                                   SUM OF CONFORMATIONAL ENERGY AND   
REMARK 210                                   RESTRAINT ENERGY)                  
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
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: 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 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 13   U A  13   P       U A  13   O5'     0.060                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1R7W   RELATED DB: PDB                                   
REMARK 900 NMR STRUCTURE OF THE R(GGAGGACAUCCCUCACGGGUGACCGUGGUCCUCC), DOMAIN   
REMARK 900 IV STEM-LOOP B OF ENTEROVIRAL IRES WITH AUCCCU BULGE                 
DBREF  1R7Z A    1    34  PDB    1R7Z     1R7Z             1     34             
SEQRES   1 A   34    G   G   A   G   G   A   C   A   U   U   C   C   U          
SEQRES   2 A   34    C   A   C   G   G   G   U   G   A   C   C   G   U          
SEQRES   3 A   34    G   G   U   C   C   U   C   C                              
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