PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34604215-7 2021 Knockdown of SIRT7 led to increased pan-lysine crotonylation (Kcr) levels in senescent fibroblasts. pan-lysine 36-46 sirtuin 7 Homo sapiens 13-18