PDBe 4fa7

X-ray diffraction
2.5Å resolution

Structure of Recombinant Cytochrome ba3 Oxidase mutant A204F from Thermus thermophilus

Released:
Source organism: Thermus thermophilus HB8
Entry authors: Li Y, Chen Y, Stout CD

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: 568 amino acids
Theoretical weight: 63.48 KDa
Source organism: Thermus thermophilus HB8
Expression system: Thermus thermophilus HB8
UniProt:
  • Canonical: Q5SJ79 (Residues: 2-562; 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
Expression system: 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: 34 amino acids
Theoretical weight: 3.77 KDa
Source organism: Thermus thermophilus HB8
Expression system: Thermus thermophilus HB8
UniProt:
  • Canonical: P82543 (Residues: 1-34; Coverage: 100%)
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: SSRL BEAMLINE BL7-1
Spacegroup: C2
Unit cell:
a: 143.55Å b: 98.21Å c: 94.86Å
α: 90° β: 127.92° γ: 90°
R-values:
R R work R free
0.172 0.169 0.22
Expression system: Thermus thermophilus HB8