Automated description from the Alliance of Genome Resources (Release 5.2.0)
Enables peptide antigen binding activity. Acts upstream of or within several processes, including defense response to other organism; positive regulation of T cell mediated cytotoxicity; and positive regulation of interferon-gamma production. Located in external side of plasma membrane. Part of MHC class Ib protein complex. Is expressed in early conceptus; inner cell mass; and spleen.