PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12485116-2 2003 Proximal signalling pathways involve PTKs of the Src, Syk, Csk and Tec families, adapter proteins and effector enzymes in a highly organized tyrosine-phosphorylation cascade. Tyrosine 141-149 C-terminal Src kinase Homo sapiens 59-62