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(-) Description

Title :  HYPERMODIFIED NUCLEOSIDES IN THE ANTICODON OF TRNALYS STABILIZE A CANONICAL U-TURN STRUCTURE
 
Authors :  M. Sundaram, P. C. Durant, D. R. Davis
Date :  11 Aug 00  (Deposition) - 16 Oct 00  (Release) - 24 Feb 09  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Trna, Anticodon, Pseudouridine, Mnm5S2U, T6A (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. Sundaram, P. C. Durant, D. R. Davis
Hypermodified Nucleosides In The Anticodon Of Trnalys Stabilize A Canonical U-Turn Structure.
Biochemistry V. 39 12575 2000
PubMed-ID: 11027137  |  Reference-DOI: 10.1021/BI0014655
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - ANTICODON DOMAIN OF TRNA(LYS)
    ChainsA
    EngineeredYES
    Fragment17-MER TRNA(LYS) ANTICODON DOMAIN
    MutationYES
    Other DetailsRESIDUES 30-40 (TRNA NUMBERING) ARE IDENTICAL TO THOSE FOUND IN THE ANTICODON DOMAIN OF E. COLI TRNA(LYS) INCLUDING MODIFIED NUCLEOSIDES
    SyntheticYES

 Structural Features

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NMR Structure (20x)

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 3)

NMR Structure (3, 3)
No.NameCountTypeFull Name
1PSU1Mod. NucleotidePSEUDOURIDINE-5'-MONOPHOSPHATE
2T6A1Mod. NucleotideN-[N-(9-B-D-RIBOFURANOSYLPURIN-6-YL)CARBAMOYL]THREONINE-5'-MONOPHOSPHATE
3U8U1Mod. Nucleotide5-METHYLAMINOMETHYL-2-THIOURIDINE-5'-MONOPHOSPHATE

(-) Sites  (0, 0)

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(-) Sequences/Alignments

NMR Structure
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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Chain A from PDB  Type:RNA  Length:17
                                                
                  1fl8 A 27 UCAGACUuUUaAuCUGA 43
                                   |36| |    
                                  34-U8U|    
                                     37-T6A  
                                       39-PSU

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 Classification and Annotation

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(-) Related Entries Specified in the PDB File

1bz2 THE SAME ANTICODON LOOP SEQUENCE BUT WITHOUT MODIFIED NUCLEOSIDES AT POSITION 34, 37 OR 39
1bzu THE SAME ANTICODON LOOP SEQUENCE BUT WITHOUT MODIFIED NUCLEOSIDES AT POSITION 34 AND 37. PSEUDOURIDINE IS PRESENT AT POSTION 39