› 3gx5

X-ray diffraction
2.4Å resolution

Crystal structure of T. tencongensis SAM-I riboswitch variant A94G/U34 bound with SAM

Released:
DOI: 10.2210/pdb3gx5/pdb
PDB entry 3gx5 coloured by chain, front view.
PDB entry 3gx5 coloured by chain, side view.
PDB entry 3gx5 coloured by chain, top view.
Source organism: Caldanaerobacter subterraneus subsp. tengcongensis
Primary publication:
Discrimination between closely related cellular metabolites by the SAM-I riboswitch.
Montange RK, Mondragón E, van Tyne D, Garst AD, Ceres P, Batey RT
J Mol Biol 396 761-72 (2010)
PMID: 20006621

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-195849 (preferred)
Entry contents:
1 distinct RNA molecule
Macromolecule:
RNA (94-MER) Chain: A
Molecule details ›
Chain: A
Length: 94 nucleotides
Theoretical weight: 30.57 KDa
Source organism: Caldanaerobacter subterraneus subsp. tengcongensis
Expression system: Not provided
Sequence domains: SAM riboswitch (S box leader)

Ligands and Environments

3 bound ligands:
Ligand SAM 1 x SAM
Ligand MG 8 x MG
Ligand K 1 x K
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P43212
Unit cell:
a: 62.71Å b: 62.71Å c: 158.68Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.208 0.202 0.263
Expression system: Not provided

Quick links

Citations

7 review citations

RNA Structural Dynamics As Captured by Molecular Simulations: A Comprehensive Overview.
Šponer et al. (2018)
6 more

18 mentions without citation

Recognition of S-adenosylmethionine by riboswitches.
Batey RT. (2011)
17 more