4mki

X-ray diffraction
2.3Å resolution

Cobalt transporter ATP-binding subunit

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-185932 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Energy-coupling factor transporter ATP-binding protein EcfA2 Chains: A, B
Molecule details ›
Chains: A, B
Length: 298 amino acids
Theoretical weight: 33.7 KDa
Source organism: Caldanaerobacter subterraneus subsp. tengcongensis MB4
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8R7Y5 (Residues: 1-286; Coverage: 100%)
Gene names: TTE2260, cbiO2, ecfA2
Sequence domains: ABC transporter
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P21212
Unit cell:
a: 110.229Å b: 115.163Å c: 54.416Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.202 0.2 0.251
Expression system: Escherichia coli