PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2050659-3 1991 We now show that proteins encoded by translational gene fusions of two periplasmic proteins, alkaline phosphatase and TEM beta-lactamase, to carboxyl-terminal biotin-accepting sequences are biotinated and exported by Escherichia coli. Biotin 159-165 blaTEM Escherichia coli 118-136