[Term] id: PR:000001348 name: erythrocyte membrane protein Rh def: "A protein that is a stand alone version of the Ammonium Transporter Family domain in vertebrates. This protein is related to the ammonium transporters in fungi and bacteria. In mammals, this protein defines the Rh blood group antigens." [PMID:7888828, PMID:9433124] comment: Category=family. xref: PIRSF:PIRSF017968 is_a: PR:000000001 ! protein