Automated description from the Alliance of Genome Resources
Exhibits RNA-DNA hybrid ribonuclease activity and protein homodimerization activity. Involved in mitochondrial DNA replication. Localizes to the mitochondrion and nucleus. Human ortholog(s) of this gene implicated in chronic progressive external ophthalmoplegia. Is expressed in central nervous system and retina. Orthologous to human RNASEH1 (ribonuclease H1).