› 2qbz

X-ray diffraction
2.6Å resolution

Structure of the M-Box Riboswitch Aptamer Domain

Released:
DOI: 10.2210/pdb2qbz/pdb
PDB 2qbz coloured by chain and viewed from the front.
PDB 2qbz coloured by chain and viewed from the side.
PDB 2qbz coloured by chain and viewed from the top.
Source organism: Bacillus subtilis
Entry authors: Dann III CE, Winkler WC

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)
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

62 review citations

Protein metalation in biology.
Foster et al. (2022)
61 more

14 mentions without citation

Metalloriboswitches: RNA-based inorganic ion sensors that regulate genes.
Wedekind et al. (2017)
13 more