PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34303919-6 2021 In an early phase, during the first 2 h of IFN-gamma treatment, STAT1 is phosphorylated at Tyrosine 701 and Serine 727, residues required for the induction of the transcription factor IRF1. Tyrosine 91-99 interferon gamma Homo sapiens 43-52