PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24239874-3 2014 In order to study how glycogenin-1 and -2 interactions may influence each other"s glucosylations we setup a cell-free expression system for in vitro production and glucosylation of glycogenin-1 and -2 in various combinations, and used a mass spectrometry based workflow for the characterization and quantitation of tryptic glycopeptides originating from glycogenin-1 and -2. Glycopeptides 323-336 glycogenin 1 Homo sapiens 22-41