› 6s3k

Electron Microscopy
3.7Å resolution

KimA from Bacillus subtilis in inward-facing, occluded state

Released:
DOI: 10.2210/pdb6s3k/pdb
PDB entry 6s3k coloured by chain, front view.
PDB entry 6s3k coloured by chain, side view.
PDB entry 6s3k coloured by chain, top view.
Source organism: Bacillus subtilis
Primary publication:
Structural basis of proton-coupled potassium transport in the KUP family.
Tascón I, Sousa JS, Corey RA, Mills DJ, Griwatz D, Aumüller N, Mikusevic V, Stansfeld PJ, Vonck J, Hänelt I
Nat Commun 11 626 (2020)
PMID: 32005818
Related structures: EMD-10092

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161228 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Potassium transporter KimA Chains: A, B
Molecule details ›
Chains: A, B
Length: 607 amino acids
Theoretical weight: 66.84 KDa
Source organism: Bacillus subtilis
Expression system: Escherichia coli
UniProt:
  • Canonical: P96589 (Residues: 1-607; Coverage: 100%)
Gene names: BSU04320, kimA, ydaO
Sequence domains: Amino acid permease

Ligands and Environments

1 bound ligand:
Ligand K 6 x K
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.7Å
Relevant EMDB volumes: EMD-10092
Expression system: Escherichia coli

Quick links

Citations

12 review citations

Coordinated Transport of Nitrate, Potassium, and Sodium.
Raddatz et al. (2020)
11 more

9 mentions without citation

Molecular Mechanisms for Bacterial Potassium Homeostasis.
Stautz et al. (2021)
8 more