PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10918186-1 2000 Sialomucin complex (SMC), a rat homologue of the human mucin MUC4, is a large membrane-bound mucin complex, originally isolated from highly metastatic ascites 13762 mammary adenocarcinoma cells. S-Methyl-L-cysteine 20-23 mucin 4, cell surface associated Rattus norvegicus 61-65