PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3001107-4 1985 In an attempt to find a protein that might link the receptor tyrosine kinase to these serine/threonine phosphorylation reactions, we have studied the interaction of a partially purified preparation of insulin receptor with purified preparations of serine/threonine kinases known to phosphorylate glycogen synthase. Serine 86-92 ret proto-oncogene Homo sapiens 52-76