Mmm1p-delete and Slm1p-delete result in aberrant mitochondrial morphology in the yeast S. cerevisiae. 

(Aiken Hobbs, A.E., M. Srinivasan, J.M. McCaffery, and R.E. Jensen. 2001.Mmm1p, a

mitochondrial outer membrane protein, is connected to mitochondrial DNA nucleoids

andrequired for mtDNA stability. J. Cell Biol. 152: 1-11.)