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(-) Description

Title :  2.9 A CRYSTAL STRUCTURE OF STREPTOMYCIN RNA-APTAMER COMPLEX
 
Authors :  V. Tereshko, E. Skripkin, D. J. Patel
Date :  29 Jan 03  (Deposition) - 13 May 03  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.90
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Streptomycin Rna-Aptamer, Magnesium Form (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  V. Tereshko, E. Skripkin, D. J. Patel
Encapsulating Streptomycin Within A Small 40-Mer Rna
Chem. Biol. V. 10 175 2003
PubMed-ID: 12618190  |  Reference-DOI: 10.1016/S1074-5521(03)00024-3
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - 5'- R(*GP*GP*AP*UP*CP*GP*CP*AP*UP*UP*UP*GP*GP*AP*CP*UP*UP*CP*UP *GP*CP*C)-3'
    ChainsA
    EngineeredYES
    SyntheticYES
 
Molecule 2 - 5'- R(*CP*GP*GP*CP*AP*CP*CP*AP*CP*GP*GP*UP*CP*GP*GP*AP*UP*C)- 3'
    ChainsB
    EngineeredYES
    SyntheticYES

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 4)

Asymmetric/Biological Unit (3, 4)
No.NameCountTypeFull Name
1MG1Ligand/IonMAGNESIUM ION
2NA2Ligand/IonSODIUM ION
3SRY1Ligand/IonSTREPTOMYCIN

(-) Sites  (3, 3)

Asymmetric Unit (3, 3)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREU A:10 , U A:11 , HOH A:26 , HOH B:7 , C B:109BINDING SITE FOR RESIDUE MG B 1
2AC2SOFTWAREC A:7 , A A:8 , U A:10BINDING SITE FOR RESIDUE NA A 23
3AC3SOFTWAREC A:15 , U A:16BINDING SITE FOR RESIDUE NA A 24

(-) SS Bonds  (0, 0)

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(-) Cis Peptide Bonds  (0, 0)

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 Sequence-Structure Mapping

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(-) PROSITE Motifs  (0, 0)

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(-) Exons   (0, 0)

(no "Exon" information available for 1NTB)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
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Chain A from PDB  Type:RNA  Length:22
                                                      
                 1ntb A   1 GGAUCGCAUUUGGACUUCUGCC  22
                                    10        20  

Chain B from PDB  Type:RNA  Length:18
                                                  
                 1ntb B 101 CGGCACCACGGUCGGAUC 118
                                   110        

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(-) Gene Ontology  (0, 0)

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1nta 2.9 A CRYSTAL STRUCTURE OF STREPTOMYCIN RNA-APTAMER (BARIUM FORM)