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(-) Description

Title :  CRYSTAL STRUCTURE OF THE T. TENGCONGENSIS SAM-I RIBOSWITCH VARIANT U34C/A94G BOUND WITH SAH
 
Authors :  R. K. Montange, R. T. Batey
Date :  01 Apr 09  (Deposition) - 12 Jan 10  (Release) - 02 Mar 10  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.70
Chains :  Asym./Biol. Unit :  A
Keywords :  Kink-Turn, Four-Way Junction, Pseudoknot, Riboswitch, Rna (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  R. K. Montange, E. Mondragon, D. Van Tyne, A. D. Garst, P. Ceres, R. T. Batey
Discrimination Between Closely Related Cellular Metabolites By The Sam-I Riboswitch.
J. Mol. Biol. V. 396 761 2010
PubMed-ID: 20006621  |  Reference-DOI: 10.1016/J.JMB.2009.12.007

(-) Compounds

Molecule 1 - RNA (94-MER)
    Chains: A
    Engineered: YES
    Mutation: YES
    Other Details: THE SEQUENCE IS BASED ON A NATURALLY OCCURRING SEQUENCE FOUND IN T. TENGCONGENSIS
    Synthetic: YES

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 11)

Asymmetric/Biological Unit (3, 11)
No.NameCountTypeFull Name
1K1Ligand/IonPOTASSIUM ION
2MG9Ligand/IonMAGNESIUM ION
3SAH1Ligand/IonS-ADENOSYL-L-HOMOCYSTEINE

(-) Sites  (10, 10)

Asymmetric Unit (10, 10)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREA A:6 , U A:7 , G A:11 , A A:45 , C A:47 , U A:57 , G A:58 , C A:59 , U A:88 , G A:89BINDING SITE FOR RESIDUE SAH A 301
02AC2SOFTWAREHOH A:95BINDING SITE FOR RESIDUE MG A 201
03AC3SOFTWAREG A:50 , A A:52 , A A:53BINDING SITE FOR RESIDUE MG A 202
04AC4SOFTWAREA A:70 , G A:71 , G A:79 , U A:80BINDING SITE FOR RESIDUE MG A 204
05AC5SOFTWAREA A:24 , U A:64 , U A:67BINDING SITE FOR RESIDUE MG A 205
06AC6SOFTWAREHOH A:96BINDING SITE FOR RESIDUE MG A 206
07AC7SOFTWAREU A:26 , G A:27BINDING SITE FOR RESIDUE MG A 207
08AC8SOFTWAREA A:10 , G A:11 , U A:64BINDING SITE FOR RESIDUE MG A 208
09AC9SOFTWAREA A:62 , U A:63 , U A:64 , C A:65BINDING SITE FOR RESIDUE MG A 209
10BC1SOFTWAREU A:5 , U A:88BINDING SITE FOR RESIDUE K A 210

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3GX3)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3GX3)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3GX3)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3GX3)

(-) Exons   (0, 0)

(no "Exon" information available for 3GX3)

(-) 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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SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it) 
Chain A from PDB  Type:RNA  Length:94
                                                                                                                             
                  3gx3 A  1 GGCUUAUCAAGAGAGGUGGAGGGACUGGCCCGACGAAACCCGGCAACCAGAAAUGGUGCCAAUUCCUGCAGCGGAAACGUUGAAAGAUGAGCCG 94
                                    10        20        30        40        50        60        70        80        90
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  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 3GX3)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3GX3)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 3GX3)

(-) Gene Ontology  (0, 0)

Asymmetric/Biological Unit(hide GO term definitions)
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

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(-) Related Entries Specified in the PDB File

3gx2 3gx5 3gx6 3gx7