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(-) Description

Title :  CRYSTAL STRUCTURE OF A TELOMERIC RNA QUADRUPLEX
 
Authors :  G. W. Collie, S. Neidle, G. N. Parkinson
Date :  16 Jul 09  (Deposition) - 12 May 10  (Release) - 19 Feb 14  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.20
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Rna Quadruplex, Bimolecular Quadruplex, Parallel Stranded, Rna (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  G. W. Collie, S. M. Haider, S. Neidle, G. N. Parkinson
A Crystallographic And Modelling Study Of A Human Telomeric Rna (Terra) Quadruplex
Nucleic Acids Res. V. 38 5569 2010
PubMed-ID: 20413582  |  Reference-DOI: 10.1093/NAR/GKQ259

(-) Compounds

Molecule 1 - RNA (5'-R(*(5BU)P*AP*GP*GP*GP*UP*UP*AP*GP*GP*GP*U)-3')
    ChainsA, B
    EngineeredYES
    Other DetailsTHIS SEQUENCE OCCURS NATURALLY IN HUMANS
    SyntheticYES

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric/Biological Unit (2, 4)
No.NameCountTypeFull Name
15BU2Mod. Nucleotide5-BROMO-URIDINE-5'-MONOPHOSPHATE
2K2Ligand/IonPOTASSIUM ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREG A:4 , G A:5 , G A:10 , G A:11 , K A:14 , G B:16 , G B:17 , G B:22 , G B:23BINDING SITE FOR RESIDUE K A 13
2AC2SOFTWAREG A:3 , G A:4 , G A:9 , G A:10 , K A:13 , G B:15 , G B:16 , G B:21 , G B:22BINDING SITE FOR RESIDUE K A 14

(-) SS Bonds  (0, 0)

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(-) Cis Peptide Bonds  (0, 0)

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 Sequence-Structure Mapping

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(-) Exons   (0, 0)

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(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
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Chain A from PDB  Type:RNA  Length:12
                                           
                  3ibk A  1 uAGGGUUAGGGU 12
                            |       10  
                            |           
                            1-5BU       

Chain B from PDB  Type:RNA  Length:12
                                           
                  3ibk B 13 uAGGGUUAGGGU 24
                            |       22  
                           13-5BU       

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 Classification and Annotation

(-) SCOP Domains  (0, 0)

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(-) Pfam Domains  (0, 0)

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(-) Gene Ontology  (0, 0)

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