PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31477717-2 2019 Osh6p and Osh7p are yeast LTPs that transfer phosphatidylserine (PS) from the endoplasmic reticulum (ER) to the plasma membrane (PM) via PS/phosphatidylinositol-4-phosphate (PI4P) exchange cycles. phosphatidylinositol 4-phosphate 140-172 oxysterol-binding protein related protein OSH7 Saccharomyces cerevisiae S288C 10-15