PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23846695-6 2013 A structural model of AE1 membrane-spanning domain is proposed, and this model is based on the structure of a uracil-proton symporter. Uracil 110-116 solute carrier family 4 member 1 (Diego blood group) Homo sapiens 22-25