TOM7

Summary

Gene Symbol: TOM7
Description: Tom7p
Alias: MOM7, YOK22, Tom7p
Species: Saccharomyces cerevisiae S288c

Top Publications

  1. Dietmeier K, Hönlinger A, Bömer U, Dekker P, Eckerskorn C, Lottspeich F, et al. Tom5 functionally links mitochondrial preprotein receptors to the general import pore. Nature. 1997;388:195-200 pubmed
    ..Tom40 is an essential constituent of the GIP, whereas Tom6 and Tom7 modulate the assembly and dissociation of the Tom machinery...
  2. Dekker P, Ryan M, Brix J, Muller H, Hönlinger A, Pfanner N. Preprotein translocase of the outer mitochondrial membrane: molecular dissection and assembly of the general import pore complex. Mol Cell Biol. 1998;18:6515-24 pubmed
    ..Besides the essential proteins Tom22 and Tom40, the GIP complex contains three small subunits, Tom5, Tom6, and Tom7. In mutant mitochondria lacking Tom6, the interaction between Tom22 and Tom40 is destabilized, leading to the ..
  3. Esaki M, Shimizu H, Ono T, Yamamoto H, Kanamori T, Nishikawa S, et al. Mitochondrial protein import. Requirement of presequence elements and tom components for precursor binding to the TOM complex. J Biol Chem. 2004;279:45701-7 pubmed
    ..b>Tom7 constitutes or is close to the trans site and has overlapping functions with the C-terminal intermembrane space ..
  4. Gebert N, Joshi A, Kutik S, Becker T, McKenzie M, Guan X, et al. Mitochondrial cardiolipin involved in outer-membrane protein biogenesis: implications for Barth syndrome. Curr Biol. 2009;19:2133-9 pubmed publisher
    ..Our findings reveal a new role for cardiolipin in protein sorting at the mitochondrial outer membrane and bear implications for the pathogenesis of Barth syndrome. ..
  5. Yamano K, Tanaka Yamano S, Endo T. Tom7 regulates Mdm10-mediated assembly of the mitochondrial import channel protein Tom40. J Biol Chem. 2010;285:41222-31 pubmed publisher
    ..b>Tom7, a subunit of the TOM40 complex, regulates association of Mdm10 with the TOB complex...
  6. Becker T, Wenz L, Thornton N, Stroud D, Meisinger C, Wiedemann N, et al. Biogenesis of mitochondria: dual role of Tom7 in modulating assembly of the preprotein translocase of the outer membrane. J Mol Biol. 2011;405:113-24 pubmed publisher
    ..We report here that the third small Tom protein, Tom7, plays an inhibitory role at two distinct steps in the biogenesis of the TOM complex...
  7. Yamamoto H, Itoh N, Kawano S, Yatsukawa Y, Momose T, Makio T, et al. Dual role of the receptor Tom20 in specificity and efficiency of protein import into mitochondria. Proc Natl Acad Sci U S A. 2011;108:91-6 pubmed publisher
    ..Therefore Tom20 has a dual role in protein import into mitochondria: recognition of the targeting signal in the presequence and tethering the presequence to the TOM40 complex to increase import efficiency...
  8. Wenz L, Ellenrieder L, Qiu J, Bohnert M, Zufall N, van der Laan M, et al. Sam37 is crucial for formation of the mitochondrial TOM-SAM supercomplex, thereby promoting β-barrel biogenesis. J Cell Biol. 2015;210:1047-54 pubmed publisher
    ..Sam37 thus promotes efficient transfer of β-barrel precursors to the SAM complex. We conclude that Sam37 functions as a coupling factor of the translocase supercomplex of the mitochondrial outer membrane. ..
  9. Hönlinger A, Bömer U, Alconada A, Eckerskorn C, Lottspeich F, Dietmeier K, et al. Tom7 modulates the dynamics of the mitochondrial outer membrane translocase and plays a pathway-related role in protein import. EMBO J. 1996;15:2125-37 pubmed
    ..We report the molecular identification of Tom7, a small subunit of the translocase that behaves as an integral membrane protein...

More Information

Publications11

  1. Meisinger C, Wiedemann N, Rissler M, Strub A, Milenkovic D, Schönfisch B, et al. Mitochondrial protein sorting: differentiation of beta-barrel assembly by Tom7-mediated segregation of Mdm10. J Biol Chem. 2006;281:22819-26 pubmed
    ..We report that Tom7, a conserved subunit of the TOM complex, functions in an antagonistic manner to Mdm10 in biogenesis of Tom40 and ..
  2. Dukanovic J, Dimmer K, Bonnefoy N, Krumpe K, Rapaport D. Genetic and functional interactions between the mitochondrial outer membrane proteins Tom6 and Sam37. Mol Cell Biol. 2009;29:5975-88 pubmed publisher
    ..Our results suggest that Sam37 is required for growth at higher temperatures, since it enhances the biogenesis of Tom40, and this requirement can be overruled by improved stability of newly synthesized Tom40 molecules. ..