PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33981038-6 2021 Mechanistically, DHODH operates in parallel to mitochondrial GPX4 (but independently of cytosolic GPX4 or FSP1) to inhibit ferroptosis in the mitochondrial inner membrane by reducing ubiquinone to ubiquinol (a radical-trapping antioxidant with anti-ferroptosis activity). ubiquinol 197-206 dihydroorotate dehydrogenase (quinone) Homo sapiens 17-22 32641834-11 2020 Collectively, our findings indicate that tumour growth requires the ETC to oxidize ubiquinol, which is essential to drive the oxidative TCA cycle and DHODH activity. ubiquinol 83-92 dihydroorotate dehydrogenase (quinone) Homo sapiens 150-155 32641834-5 2020 Mitochondrial complexes I and II donate electrons to ubiquinone, resulting in the generation of ubiquinol and the regeneration of the NAD+ and FAD cofactors, and complex III oxidizes ubiquinol back to ubiquinone, which also serves as an electron acceptor for dihydroorotate dehydrogenase (DHODH)-an enzyme necessary for de novo pyrimidine synthesis. ubiquinol 183-192 dihydroorotate dehydrogenase (quinone) Homo sapiens 259-287 32641834-5 2020 Mitochondrial complexes I and II donate electrons to ubiquinone, resulting in the generation of ubiquinol and the regeneration of the NAD+ and FAD cofactors, and complex III oxidizes ubiquinol back to ubiquinone, which also serves as an electron acceptor for dihydroorotate dehydrogenase (DHODH)-an enzyme necessary for de novo pyrimidine synthesis. ubiquinol 183-192 dihydroorotate dehydrogenase (quinone) Homo sapiens 289-294