ðə fˈʌŋkʃənz ʌv mˈaɪɾəsˌoʊmz, wˌaɪl vˈɛɹid, hɐvnˌɑːt jˈɛt bˌɪn wˈɛl kˈæɹɪktɚɹˌaɪzd, bˌʌt ðeɪ mˈeɪ biː ɐsˈoʊsɪˌeɪɾᵻd wɪð sˈʌlfeɪt mətˈæbəlˌɪzəm ænd bˌaɪoʊsˈɪnθəsˌɪs ʌv fˈɑːsfəlˌɪpɪdz ænd fˈiːˈɛs klˈʌstɚz.
The functions of mitosomes, while varied, have not yet been well characterized, but they may be associated with sulfate metabolism and biosynthesis of phospholipids and Fe-S clusters.