3iam

X-ray diffraction
3.1Å resolution

Crystal structure of the hydrophilic domain of respiratory complex I from Thermus thermophilus, reduced, 2 mol/ASU, with bound NADH

Released:
Model geometry
Fit model/data
Source organism: Thermus thermophilus HB8
Primary publication:
Structural basis for the mechanism of respiratory complex I.
J Biol Chem 284 29773-83 (2009)
PMID: 19635800

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
PDBe Complex ID:
PDB-CPX-176331 (preferred)
Entry contents:
8 distinct polypeptide molecules
Macromolecules (8 distinct):
NADH-quinone oxidoreductase subunit 2 Chains: 2, B
Molecule details ›
Chains: 2, B
Length: 181 amino acids
Theoretical weight: 20.31 KDa
Source organism: Thermus thermophilus HB8
UniProt:
  • Canonical: Q56221 (Residues: 1-181; Coverage: 100%)
Gene names: TTHA0088, nqo2
Sequence domains: Thioredoxin-like [2Fe-2S] ferredoxin
Structure domains:
NADH-quinone oxidoreductase subunit 3 Chains: 3, C
NADH-quinone oxidoreductase subunit 4 Chains: 4, D
NADH-quinone oxidoreductase subunit 5 Chains: 5, E
NADH-quinone oxidoreductase subunit 6 Chains: 6, F
NADH-quinone oxidoreductase subunit 9 Chains: 9, G
NADH-quinone oxidoreductase subunit 15 Chains: 7, H

Ligands and Environments

No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P21
Unit cell:
a: 109.002Å b: 151.015Å c: 216.624Å
α: 90° β: 93.07° γ: 90°
R-values:
R R work R free
0.232 0.231 0.262