PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18801477-4 2008 In contrast, we report here that glucosylation at O-4 of an N-acetylglucosamine monosaccharide acceptor using the alpha-trichloroacetimidate of peracetylated glucopyranose as a donor proceeded in better yields under activation with excess BF(3) x OEt(2) than that of the corresponding methyl imidate. Glucose 158-171 immunoglobulin kappa variable 1D-37 (non-functional) Homo sapiens 50-53