HLA Class II Histocompatibility Antigen, DO Beta Chain

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** HLA class II histocompatibility antigen, DO beta chain (273 aa, ~31 kDa) is encoded by the human HLA-DOB gene. This protein plays a role in the modulation of exogenous antigen presentation.

**Synonyms:** - HLA-DO Histocompatibility Type, Beta Chain - MHC Class II Antigen DOB