PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25132264-2 2015 Here we report that FANCG was modified by the addition of lysine63-linked polyubiquitin chains (K63Ub) in response to DNA damage. lysine63 58-66 FA complementation group G Homo sapiens 20-25