PDBe 1lds

X-ray diffraction
1.8Å resolution

Crystal Structure of monomeric human beta-2-microglobulin


Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Beta-2-microglobulin Chain: A
Molecule details ›
Chain: A
Length: 100 amino acids
Theoretical weight: 11.88 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P61769 (Residues: 21-119; Coverage: 100%)
Gene names: B2M, CDABP0092, HDCMA22P
Sequence domains: Immunoglobulin C1-set domain
Structure domains: Immunoglobulins

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX14.2
Spacegroup: C2
Unit cell:
a: 77.425Å b: 29.091Å c: 54.644Å
α: 90° β: 121.64° γ: 90°
R R work R free
0.187 0.187 0.233
Expression system: Escherichia coli BL21(DE3)