Predicted to enable 2 iron, 2 sulfur cluster binding activity and protein homodimerization activity. Predicted to be involved in autophagy of mitochondrion; multicellular organism aging; and regulation of autophagy. Predicted to be located in endoplasmic reticulum membrane and perinuclear endoplasmic reticulum. Predicted to be part of protein-containing complex. Predicted to be active in mitochondrial outer membrane. Human ortholog(s) of this gene implicated in Wolfram syndrome 2. Orthologous to human CISD2 (CDGSH iron sulfur domain 2). [provided by Alliance of Genome Resources, Apr 2022]