PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27726302-2 2016 Covalent attachment of a beta-galactopyranoside to an imidazoquinoline immunostimulant at a position critical for activity resulted in a pro-immunostimulant that could be selectively converted by beta-galactosidase into an active immunostimulant. THOS Streptonigrin 54-70 galactosidase, beta 1 Mus musculus 196-214