PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18953036-0 2008 RecA-mediated strand invasion of DNA by oligonucleotides substituted with 2-aminoadenine and 2-thiothymine. 2-thiothymine 93-106 RAD51 recombinase Homo sapiens 0-4