PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20682772-7 2010 In agreement with this, mutation of Ser(696), a known PKA phosphorylation site in RET, enhances SHP2 binding to the receptor and eliminates the effect of forskolin on ligand-induced outgrowth. Serine 36-39 ret proto-oncogene Homo sapiens 82-85