Predicted to enable several functions, including cysteine-type endopeptidase inhibitor activity involved in apoptotic process; protein C-terminus binding activity; and thioredoxin peroxidase activity. Involved in negative regulation of neuron apoptotic process. Located in mitochondrion. Biomarker of glucose intolerance. Orthologous to human PRDX3 (peroxiredoxin 3). [provided by Alliance of Genome Resources, Apr 2022]