PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34799586-5 2021 Furthermore, we report BST1 has a base-exchange activity against both NR and nicotinic acid riboside (NAR) to generate NAR and NR, respectively, connecting amidated and deamidated pathways. nar 102-105 bone marrow stromal cell antigen 1 Homo sapiens 23-27 25250980-1 2014 hCD157 catalyzes the hydrolysis of nicotinamide riboside (NR) and nicotinic acid riboside (NAR). nar 91-94 bone marrow stromal cell antigen 1 Homo sapiens 0-6