X-ray diffraction
1.9Å resolution

Structure of apo human ALDH7A1 in space group P4212

Source organism: Homo sapiens
Primary publication:
Structural Basis of Substrate Recognition by Aldehyde Dehydrogenase 7A1.
OpenAccess logo Biochemistry (2015)
PMID: 26260980

Function and Biology Details

Reactions catalysed:
An aldehyde + NAD(+) + H(2)O = a carboxylate + NADH
(1a) (S)-2-amino-6-oxohexanoate = (S)-2,3,4,5-tetrahydropyridine-2-carboxylate + H(2)O (spontaneous)
Betaine aldehyde + NAD(+) + H(2)O = betaine + NADH

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Alpha-aminoadipic semialdehyde dehydrogenase Chains: A, B
Molecule details ›
Chains: A, B
Length: 513 amino acids
Theoretical weight: 55.62 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P49419 (Residues: 29-539; Coverage: 95%)
  • Best match: P49419-2 (Residues: 1-511)
Gene names: ALDH7A1, ATQ1
Sequence domains: Aldehyde dehydrogenase family
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P4212
Unit cell:
a: 159.323Å b: 159.323Å c: 79.801Å
α: 90° β: 90° γ: 90°
R R work R free
0.17 0.169 0.195
Expression system: Escherichia coli