Predicted to enable 2 iron, 2 sulfur cluster binding activity and identical protein binding activity. Predicted to be involved in regulation of autophagy. Predicted to act upstream of or within regulation of cellular respiration. Located in cytoplasmic side of mitochondrial outer membrane. Orthologous to human CISD1 (CDGSH iron sulfur domain 1). [provided by Alliance of Genome Resources, Apr 2022]