› 2qbz

X-ray diffraction
2.6Å resolution

Structure of the M-Box Riboswitch Aptamer Domain

Released:
DOI: 10.2210/pdb2qbz/pdb
PDB entry 2qbz coloured by chain, front view.
PDB entry 2qbz coloured by chain, side view.
PDB entry 2qbz coloured by chain, top view.
Source organism: Bacillus subtilis
Primary publication:
Structure and mechanism of a metal-sensing regulatory RNA.
Dann CE, Wakeman CA, Sieling CL, Baker SC, Irnov I, Winkler WC
Cell 130 878-92 (2007)
PMID: 17803910

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-196569 (preferred)
Entry contents:
1 distinct RNA molecule
Macromolecule:
M-Box RNA, ykoK riboswitch aptamer Chain: X
Molecule details ›
Chain: X
Length: 161 nucleotides
Theoretical weight: 51.81 KDa
Source organism: Bacillus subtilis
Expression system: Not provided
Sequence domains: M-box riboswitch (ykoK leader)

Ligands and Environments

2 bound ligands:
Ligand MG 6 x MG
Ligand K 4 x K
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID, RIGAKU FR-E+ SUPERBRIGHT
Spacegroup: I222
Unit cell:
a: 48.655Å b: 101.081Å c: 285.765Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.204 0.202 0.246
Expression system: Not provided

Quick links

Citations

69 review citations

A decade of riboswitches.
Serganov et al. (2013)
68 more

26 mentions without citation

The structural and functional diversity of metabolite-binding riboswitches.
Roth et al. (2009)
25 more