PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34191474-2 2021 They are highly regulated through a network of distinct phosphatidylinositol phosphates consisting of seven groups and three regioisomers in two groups (PIP and PIP2), which arise from phosphorylation at 3", 4", and 5" positions of the inositol ring. Inositol 236-244 prolactin induced protein Homo sapiens 153-156