PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28976803-4 2017 We showed previously that IP5 is further phosphorylated by Ipk1 to produce IP6, which is a substrate for the synthesis of PP-IP5 by Kcs1. Phytic Acid 75-78 histidine triad nucleotide binding protein 1 Mus musculus 59-63