PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33807656-3 2021 All six beta-type connexins expressed in human epidermis (Cx26, Cx30, Cx30.3, Cx31, Cx31.1 and Cx32) contain a glycine at position 12 (G12). Glycine 111-118 gap junction protein beta 6 Homo sapiens 64-68