› 8gqy

Electron Microscopy
3.4Å resolution

CryoEM structure of pentameric MotA from Aquifex aeolicus

Released:
DOI: 10.2210/pdb8gqy/pdb
PDB entry 8gqy coloured by chain, front view.
PDB entry 8gqy coloured by chain, side view.
PDB entry 8gqy coloured by chain, top view.
Source organism: Aquifex aeolicus VF5
Primary publication:
Structure of MotA, a flagellar stator protein, from hyperthermophile.
Nishikino T, Takekawa N, Tran DP, Kishikawa JI, Hirose M, Onoe S, Kojima S, Homma M, Kitao A, Kato T, Imada K
Biochem Biophys Res Commun 631 78-85 (2022)
PMID: 36179499
Related structures: EMD-34203

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo pentamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-130446 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Motility protein A Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 266 amino acids
Theoretical weight: 28.86 KDa
Source organism: Aquifex aeolicus VF5
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: O67122 (Residues: 1-254; Coverage: 100%)
Gene names: aq_1003, motA
Sequence domains: MotA/TolQ/ExbB proton channel family

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.4Å
Relevant EMDB volumes: EMD-34203
Expression system: Escherichia coli BL21

Quick links

Citations

3 citation in other articles

Ion selectivity and rotor coupling of the Vibrio flagellar sodium-driven stator unit.
Hu et al. (2023)
2 more