PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26549031-8 2016 Knockdown of transferrin receptor 1 (TfR1), but not transferrin receptor 2, suppressed the transferrin uptake and consequent formation of gammaH2AX. gammah2ax 138-147 transferrin Homo sapiens 13-24