PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34560079-2 2021 Enzymatic reactions initiating production of these lipid mediators involve 5-lipoxygenase (5-LO)-mediated conversion of arachidonic acid to leukotrienes and serine palmitoyltransferase (SPT)-mediated de novo synthesis of sphingolipids. Arachidonic Acid 120-136 arachidonate 5-lipoxygenase Homo sapiens 75-89