PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16905207-5 2006 RESULTS: The fraction of gammaH2AX remaining 24h after X-irradiation relative to peak levels 1h after exposure was correlated with radiosensitivity (SF2) for 18 human tumor cell lines. gammah2ax 25-34 serine and arginine rich splicing factor 1 Homo sapiens 149-152