PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8909322-4 1996 RESULTS: One of these kindred"s carried both Hirschsprung"s disease and MEN 2A in conjunction with a cysteine-to-arginine substitution of codon 620 of the RET gene. Arginine 113-121 ret proto-oncogene Homo sapiens 155-158