PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27044890-5 2016 Conversely, depletion of ER luminal calcium and subsequent activation of SOCE increases the amount of Sac1 in contact with the PM, depleting PM PI(4)P. Calcium 36-43 SAC1 like phosphatidylinositide phosphatase Homo sapiens 102-106