3m9c

X-ray diffraction
3.9Å resolution

Crystal structure of the membrane domain of respiratory complex I from Escherichia coli

Released:
Source organism: Escherichia coli
Primary publication:
The architecture of respiratory complex I.
Nature 465 441-5 (2010)
PMID: 20505720

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
NADH-quinone oxidoreductase subunit NuoL Chain: L
Molecule details ›
Chain: L
Length: 474 amino acids
Theoretical weight: 40.36 KDa
Source organism: Escherichia coli
NADH-quinone oxidoreductase subunit NuoM Chain: M
Molecule details ›
Chain: M
Length: 391 amino acids
Theoretical weight: 33.29 KDa
Source organism: Escherichia coli
NADH-quinone oxidoreductase subunit NuoN Chain: N
Molecule details ›
Chain: N
Length: 378 amino acids
Theoretical weight: 32.19 KDa
Source organism: Escherichia coli
NADH-quinone oxidoreductase subunits NuoA,J and K Chain: R
Molecule details ›
Chain: R
Length: 281 amino acids
Theoretical weight: 23.93 KDa
Source organism: Escherichia coli

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P212121
Unit cell:
a: 114.06Å b: 182.17Å c: 185.6Å
α: 90° β: 90° γ: 90°