LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Peroxiredoxin 4 antioxidant enzyme, molecular model. This enzyme, also called peroxiredoxin IV (PrxIV), plays a catalytic role in cell metabolism on the endoplasmic reticulum. Specifically, it metabolises hydrogen peroxide and oxidises protein disulphides. This structure is a decameric state, with five colours highlighting protein chains in the ringed structure.
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