Mol Biol Cell. 2009 Feb;20(3):1048-57. Pathophysiology of mitochondrial volume homeostasis: Potassium transport and permeability transition. Biochim Biophys Acta Aichinger MC, Ortbauer M, Reipert S, Zauner W, Bogner P, Froschauer E, Nowikovsky K, Lingnau K, von Gabain A, Schweyen R, Henics T. Unique membrane-interacting properties of the immunostimulatory cationic peptide KLKL(5)KLK (KLK). Cell Biol Int. 2008 Nov;32(11):1449-58. Conditional knock-down of hMRS2 results in loss of mitochondrial Mg(2+) uptake and cell death. J Cell Mol Med Schindl R, Weghuber J, Romanin C, Schweyen RJ. Mrs2p forms a high conductance Mg2+ selective channel in mitochondria. Biophys J. 2007 Sep 7 Nowikovsky K, Reipert S, Devenish RJ, Schweyen RJ. Mdm38 protein depletion causes loss of mitochondrial K(+)/H(+) exchange activity, osmotic swelling and mitophagy. Cell Death Differ. 2007 Jun 1; Wiesenberger G, Speer F, Haller G, Bonnefoy N, Schleiffer A, Schafer B. RNA degradation in fission yeast mitochondria is stimulated by a member of a new family of proteins that are conserved in lower eukaryotes. J Mol Biol. 2007 Mar 30;367(3):681-91. Epub 2007 Jan 10. Wiesenberger G, Steinleitner K, Malli R, Graier WF, Vormann J, Schweyen RJ, Stadler JA. Mg2+ deprivation elicits rapid Ca2+ uptake and activates Ca2+/calcineurin signaling in Saccharomyces cerevisiae. Eukaryot Cell. 2007 Apr;6(4):592-9. Epub 2007 Mar 2. 2006 Wachek M, Aichinger MC, Stadler JA, Schweyen RJ, Graschopf A. Oligomerization of the Mg2+-transport proteins Alr1p and Alr2p in yeast plasma membrane. FEBS J. 2006 Sep;273(18):4236-49. Epub 2006 Aug 10. Weghuber J, Dieterich F, Froschauer EM, Svidova S, Schweyen RJ. Mutational analysis of functional domains in Mrs2p, the mitochondrial Mg2+ channel protein of Saccharomyces cerevisiae. FEBS J. 2006 Mar;273(6):1198-209. 2005 Froschauer E, Nowikovsky K, Schweyen RJ. Electroneutral K+/H+ exchange in mitochondrial membrane vesicles involves Yol027/Letm1 proteins. Biochim Biophys Acta. 2005 Jun 1;1711(1):41-8. Epub 2005 Mar 22. 2004 Froschauer EM, Kolisek M, Dieterich F, Schweigel M, Schweyen RJ. Fluorescence measurements of free [Mg2+] by use of mag-fura 2 in Salmonella enterica. FEMS Microbiol Lett. 2004 Aug 1;237(1):49-55 Nowikovsky K, Froschauer EM, Zsurka G, Samaj J, Reipert S, Kolisek M, Wiesenberger G, Schweyen RJ. The LETM1/YOL027 gene family encodes a factor of the mitochondrial K+ homeostasis with a potential role in the Wolf-Hirschhorn syndrome. J Biol Chem. 2004 Jul 16;279(29):30307-15. Epub 2004 May 11. 2003 Muhlenhoff U, Stadler JA, Richhardt N, Seubert A, Eickhorst T, Schweyen RJ, Lill R, Wiesenberger G. A specific role of the yeast mitochondrial carriers MRS3/4p in mitochondrial iron acquisition under iron-limiting conditions.J Biol Chem. 2003 Oct 17;278(42):40612-20. Kolisek M, Zsurka G, Samaj J, Weghuber J, Schweyen RJ, Schweigel M. Mrs2p is an essential component of the major electrophoretic Mg2+ influx system in mitochondria.EMBO J. 2003 Mar 17;22(6):1235-44. 2002 Stadler JA, Schweyen RJ. The yeast iron regulon is induced upon cobalt stress and crucial for cobalt tolerance.J Biol Chem. 2002 Oct 18;277(42):39649-54. 2001 Gregan J, Kolisek M, Schweyen RJ. Mitochondrial Mg(2+) homeostasis is critical for group II intron splicing in vivo.Genes Dev. 2001 Sep 1;15(17):2229-37. Zsurka G, Gregan J, Schweyen RJ. The human mitochondrial Mrs2 protein functionally substitutes for its yeast homologue, a candidate magnesium transporter.Genomics. 2001 Mar 1;72(2):158-68. Miaczynska M, Wagner W, Bauer BE, Schweyen RJ, Ragnini A. Ypt protein prenylation depends on the interplay among levels of Rab escort protein and geranylgeranyl diphosphate in yeast cells.Yeast. 2001 Jun;18(8):697-709. Li FY, Nikali K, Gregan J, Leibiger I, Leibiger B, Schweyen R, Larsson C, Suomalainen A. Characterization of a novel human putative mitochondrial transporter homologous to the yeast mitochondrial RNA splicing proteins 3 and 4.FEBS Lett. 2001 Apr 6;494(1-2):79-84. Graschopf A, Stadler JA, Hoellerer MK, Eder S, Sieghardt M, Kohlwein SD, Schweyen RJ. The yeast plasma membrane protein Alr1 controls Mg2+ homeostasis and is subject to Mg2+-dependent control of its synthesis and degradation.J Biol Chem. 2001 May 11;276(19):16216-22. Gregan J, Bui DM, Pillich R, Fink M, Zsurka G, Schweyen RJ. The mitochondrial inner membrane protein Lpe10p, a homologue of Mrs2p, is essential for magnesium homeostasis and group II intron splicing in yeast.Mol Gen Genet. 2001 Feb;264(6):773-81. 2000 Schock I, Gregan J, Steinhauser S, Schweyen R, Brennicke A, Knoop V. A member of a novel Arabidopsis thaliana gene family of candidate Mg2+ ion transporters complements a yeast mitochondrial group II intron-splicing mutant.Plant J. 2000 Nov;24(4):489-501. Bialek-Wyrzykowska U, Bauer BE, Wagner W, Kohlwein SD, Schweyen RJ, Ragnini A. Low levels of Ypt protein prenylation cause vesicle polarization defects and thermosensitive growth that can be suppressed by genes involved in cell wall maintenance.Mol Microbiol. 2000 Mar;35(6):1295-311. Hiller R, Hetzer M, Schweyen RJ, Mueller MW. Transposition and exon shuffling by group II intron RNA molecules in pieces.J Mol Biol. 2000 Mar 24;297(2):301-8. -2000 Bui DM, Gregan J, Jarosch E, Ragnini A, Schweyen RJ. The bacterial magnesium transporter CorA can functionally substitute for its putative homologue Mrs2p in the yeast inner mitochondrial membrane.J Biol Chem. 1999 Jul 16;274(29):20438-43. Koehler CM, Jarosch E, Tokatlidis K, Schmid K, Schweyen RJ, Schatz G. Import of mitochondrial carriers mediated by essential proteins of the intermembrane space.Science. 1998 Jan 16;279(5349):369-73. Miaczynska M, Lorenzetti S, Bialek U, Benito-Moreno RM, Schweyen RJ, Ragnini A. The yeast Rab escort protein binds intracellular membranes in vivo and in vitro.J Biol Chem. 1997 Jul 4;272(27):16972-7. Jarosch E, Rodel G, Schweyen RJ. A soluble 12-kDa protein of the mitochondrial intermembrane space, Mrs11p, is essential for mitochondrial biogenesis and viability of yeast cells.Mol Gen Genet. 1997 Jun;255(2):157-65. Bui DM, Jarosch E, Schweyen RJ. The yeast ORF YDL202w codes for the mitochondrial ribosomal protein YmL11.Curr Genet. 1997 May;31(5):396-400.