PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15659558-7 2005 We observed induced phosphorylation on several well documented as well as novel tyrosine phosphorylation sites on proteins involved in IFNalpha signal transduction, such as Tyk2, JAK1, and IFNAR subunits. Tyrosine 80-88 interferon alpha 1 Homo sapiens 135-143