PDBe 1ehk

X-ray diffraction
2.4Å resolution

CRYSTAL STRUCTURE OF THE ABERRANT BA3-CYTOCHROME-C OXIDASE FROM THERMUS THERMOPHILUS

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Cytochrome c oxidase subunit 1 Chain: A
Molecule details ›
Chain: A
Length: 562 amino acids
Theoretical weight: 62.57 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SJ79 (Residues: 1-562; Coverage: 100%)
Gene names: TTHA1135, cbaA
Sequence domains: Cytochrome C and Quinol oxidase polypeptide I
Structure domains: Cytochrome C Oxidase, chain A
Cytochrome c oxidase subunit 2 Chain: B
Molecule details ›
Chain: B
Length: 168 amino acids
Theoretical weight: 18.58 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SJ80 (Residues: 1-168; Coverage: 100%)
Gene names: TTHA1134, cbaB, ctaC
Sequence domains:
Structure domains:
Cytochrome c oxidase polypeptide 2A Chain: C
Molecule details ›
Chain: C
Length: 33 amino acids
Theoretical weight: 3.64 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: P82543 (Residues: 2-34; Coverage: 97%)
Gene names: TTHA1133, cbaD
Sequence domains: Cytochrome c oxidase subunit IIa family

Ligands and Environments


No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: MPG/DESY, HAMBURG BEAMLINE BW6
Spacegroup: P43212
Unit cell:
a: 112.11Å b: 112.11Å c: 161.41Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.222 0.222 0.264