› 7kd1

X-ray diffraction
1.9Å resolution

Apo structure of the THF riboswitch aptamer domain

Released:
DOI: 10.2210/pdb7kd1/pdb
Model geometry
Fit model/data
PDB entry 7kd1 coloured by chain, front view.
PDB entry 7kd1 coloured by chain, side view.
PDB entry 7kd1 coloured by chain, top view.
Source organism: Streptococcus mutans UA159
Primary publication:
Tying the knot in the tetrahydrofolate (THF) riboswitch: A molecular basis for gene regulation.
Wilt HM, Yu P, Tan K, Wang YX, Stagno JR
J Struct Biol 213 107703 (2021)
PMID: 33571639

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-299940 (preferred)
Entry contents:
1 distinct RNA molecule
Macromolecule:
tetrahydrofolate riboswitch aptamer domain Chain: A
Molecule details ›
Chain: A
Length: 89 nucleotides
Theoretical weight: 28.85 KDa
Source organism: Streptococcus mutans UA159
Expression system: Not provided

Ligands and Environments

2 bound ligands:
Ligand SO4 2 x SO4
Ligand MG 1 x MG
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P3121
Unit cell:
a: 74.04Å b: 74.04Å c: 122.26Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.206 0.205 0.226
Expression system: Not provided

Quick links

Citations

5 citation in other articles

Structural insights into translation regulation by the THF-II riboswitch.
Xu et al. (2023)
4 more

3 mentions without citation

Tying the knot in the tetrahydrofolate (THF) riboswitch: A molecular basis for gene regulation.
Wilt et al. (2021)
2 more