ðə mˈaɪɾoʊsˌoʊm hˈæzbiːn dɪtˈɛktᵻd ˈoʊnli ɪn ˌænɛɹˈoʊbɪk ɔːɹ mˌaɪkɹoʊˌɛɹoʊfˈɪlɪk jˈuːkɐɹɪˌoʊts wˌɪtʃ duːnˌɑːt hæv fˈʊli dɪvˈɛləpt mˌaɪɾəkˈɑːndɹiə, ænd hˈɛns duːnˌɑːt hæv ðə kˌeɪpəbˈɪlᵻɾi ʌv ɡˈeɪnɪŋ ˈɛnɚdʒi fɹʌm mˌaɪɾəkˈɑːndɹɪəl ˈɑːksɪdətˌɪv fˌɑːsfoːɹɪlˈeɪʃən.
The mitosome has been detected only in anaerobic or microaerophilic eukaryotes which do not have fully developed mitochondria, and hence do not have the capability of gaining energy from mitochondrial oxidative phosphorylation.