PDBe 3qkg

X-ray diffraction
2.3Å resolution

Crystal structure of alpha-1-microglobulin at 2.3 A resolution


Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Alpha-1-microglobulin Chain: A
Molecule details ›
Chain: A
Length: 193 amino acids
Theoretical weight: 21.96 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli K-12
  • Canonical: P02760 (Residues: 20-202; Coverage: 55%)
Gene names: AMBP, HCP, ITIL
Sequence domains: Lipocalin / cytosolic fatty-acid binding protein family
Structure domains: Lipocalin

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P3221
Unit cell:
a: 66.721Å b: 66.721Å c: 80.255Å
α: 90° β: 90° γ: 120°
R R work R free
0.215 0.213 0.26
Expression system: Escherichia coli K-12