2qbz

X-ray diffraction
2.6Å resolution

Structure of the M-Box Riboswitch Aptamer Domain

Released:
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

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:
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