HLA Class I Histocompatibility Antigen, B-5501 Alpha Chain

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

**Definition:** HLA class I histocompatibility antigen, B-5501 alpha chain (362 aa, ~40 kDa) is encoded by the human HLA-B gene. This protein is involved in the presentation of foreign antigens to the immune system.

**Synonyms:** - HLA Class I Histocompatibility Antigen, B*55:01 Alpha Chain - HLA-B*5501 - HLA-B*55:01 - Human Leukocyte Antigen B-5501 - MHC Class I Antigen B*5501