A membrane-spanning 4-domains subfamily A member 1 that is encoded in the genome of human. [ PRO:WCB https://www.uniprot.org/uniprot/P11836 ]
Synonyms: membrane-spanning 4-domains subfamily A member 1 (human) B-lymphocyte surface antigen B1 (human) leukocyte surface antigen Leu-16 (human) Bp35 (human) hMS4A1