PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6452452-2 1981 Synexin, a soluble adrenal medullary and liver protein which causes calcium-dependent aggregation of isolated chromaffin granules, was isolated and purified according to published procedures. Calcium 68-75 annexin A7 Homo sapiens 0-7