Summary

Name GPX4
Full Name Phospholipid hydroperoxide glutathione peroxidase
Synonyms PHGPx, Glutathione peroxidase 4, GPx-4, GSHPx-4 |
Primary ID P36969
Links - -
Type protein
Relations 2
Function Essential antioxidant peroxidase that directly reduces phospholipid hydroperoxide even if they are incorporated in membranes and lipoproteins (By similarity). Can also reduce fatty acid hydroperoxide, cholesterol hydroperoxide and thymine hydroperoxide (By similarity). Plays a key role in protecting cells from oxidative damage by preventing membrane lipid peroxidation (By similarity). Required to prevent cells from ferroptosis, a non-apoptotic cell death resulting from an iron-dependent accumulation of lipid reactive oxygen species (PubMed:24439385). The presence of selenocysteine (Sec) versus Cys at the active site is essential for life

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Relations

Regulator Mechanism target score
+ up-regulates quantity by expression img/direct-activation.png transcriptional regulation GPX4
Publications: 2 Organism: Homo Sapiens