PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12163161-7 2002 Furthermore, this deletion reduces the ability of the Src family kinase Lck to activate ITK, as well as to induce the ITK mediated tyrosine phosphorylation of its substrate PLCgamma1. Tyrosine 131-139 phospholipase C gamma 1 Homo sapiens 173-182