PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19253940-7 2009 The strategy for the synthesis employed a Gb(3)-MUC5AC thioester cassette as a key building block. globotriaosylceramide 42-47 mucin 5AC, oligomeric mucus/gel-forming Homo sapiens 48-54