PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29608-4 1978 alpha-Glucosidase activity sedimented in sucrose density gradients to a point (p = 1.180 g/ml) just above the specific granules, possibly the "tertiary" granule population. Sucrose 41-48 sucrase-isomaltase Homo sapiens 0-17