Bare Lymphocyte Syndrome, Type I, also known as mhc class i deficiency, is related to bare lymphocyte syndrome, type ii and immune deficiency disease. An important gene associated with Bare Lymphocyte Syndrome, Type I is TAP1 (Transporter 1, ATP Binding Cassette Subfamily B Member), and among its related pathways/superpathways are Innate Immune System and Class I MHC mediated antigen processing and presentation. Affiliated tissues include skin and lung, and related phenotypes are chronic otitis media and skin ulcer