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The functional interaction of mitochondrial Hsp70s with the escort protein Zim17 is critical for Fe/S biogenesis and substrate interaction at the inner membrane preprotein translocase.

Lewrenz I, Rietzschel N, Guiard B, Lill R, van der Laan M, Voos W.

J Biol Chem. 2013 Oct 25;288(43):30931-43. doi: 10.1074/jbc.M113.465997. Epub 2013 Sep 12.


Inactivation of the mitochondrial heat shock protein zim17 leads to aggregation of matrix hsp70s followed by pleiotropic effects on morphology and protein biogenesis.

Sanjuán Szklarz LK, Guiard B, Rissler M, Wiedemann N, Kozjak V, van der Laan M, Lohaus C, Marcus K, Meyer HE, Chacinska A, Pfanner N, Meisinger C.

J Mol Biol. 2005 Aug 5;351(1):206-18.


The two mitochondrial heat shock proteins 70, Ssc1 and Ssq1, compete for the cochaperone Mge1.

Schmidt S, Strub A, Röttgers K, Zufall N, Voos W.

J Mol Biol. 2001 Oct 12;313(1):13-26.


Zim17, a novel zinc finger protein essential for protein import into mitochondria.

Burri L, Vascotto K, Fredersdorf S, Tiedt R, Hall MN, Lithgow T.

J Biol Chem. 2004 Nov 26;279(48):50243-9. Epub 2004 Sep 21.


Identification of a novel member of yeast mitochondrial Hsp70-associated motor and chaperone proteins that facilitates protein translocation across the inner membrane.

Yamamoto H, Momose T, Yatsukawa Y, Ohshima C, Ishikawa D, Sato T, Tamura Y, Ohwa Y, Endo T.

FEBS Lett. 2005 Jan 17;579(2):507-11.


Role of the mitochondrial Hsp70s, Ssc1 and Ssq1, in the maturation of Yfh1.

Voisine C, Schilke B, Ohlson M, Beinert H, Marszalek J, Craig EA.

Mol Cell Biol. 2000 May;20(10):3677-84.


Maintenance of structure and function of mitochondrial Hsp70 chaperones requires the chaperone Hep1.

Sichting M, Mokranjac D, Azem A, Neupert W, Hell K.

EMBO J. 2005 Mar 9;24(5):1046-56. Epub 2005 Feb 17.


Structural basis of functional cooperation of Tim15/Zim17 with yeast mitochondrial Hsp70.

Momose T, Ohshima C, Maeda M, Endo T.

EMBO Rep. 2007 Jul;8(7):664-70. Epub 2007 Jun 15.


The disaggregation activity of the mitochondrial ClpB homolog Hsp78 maintains Hsp70 function during heat stress.

von Janowsky B, Major T, Knapp K, Voos W.

J Mol Biol. 2006 Mar 31;357(3):793-807. Epub 2006 Jan 19.


Sequence-specific interaction between mitochondrial Fe-S scaffold protein Isu and Hsp70 Ssq1 is essential for their in vivo function.

Dutkiewicz R, Schilke B, Cheng S, Knieszner H, Craig EA, Marszalek J.

J Biol Chem. 2004 Jul 9;279(28):29167-74. Epub 2004 Apr 30.


Molecular chaperones as essential mediators of mitochondrial biogenesis.

Voos W, Röttgers K.

Biochim Biophys Acta. 2002 Sep 2;1592(1):51-62. Review.


Compensation for a defective interaction of the hsp70 ssq1 with the mitochondrial Fe-S cluster scaffold isu.

Knieszner H, Schilke B, Dutkiewicz R, D'Silva P, Cheng S, Ohlson M, Craig EA, Marszalek J.

J Biol Chem. 2005 Aug 12;280(32):28966-72. Epub 2005 Jun 15.


Biogenesis of the mitochondrial Hsp70 chaperone.

Blamowska M, Neupert W, Hell K.

J Cell Biol. 2012 Oct 1;199(1):125-35. doi: 10.1083/jcb.201205012. Epub 2012 Sep 24.


Primary sequence that determines the functional overlap between mitochondrial heat shock protein 70 Ssc1 and Ssc3 of Saccharomyces cerevisiae.

Pareek G, Samaddar M, D'Silva P.

J Biol Chem. 2011 May 27;286(21):19001-13. doi: 10.1074/jbc.M110.197434. Epub 2011 Apr 7.


Impaired interdomain communication in mitochondrial Hsp70 results in the loss of inward-directed translocation force.

Becker D, Krayl M, Strub A, Li Y, Mayer MP, Voos W.

J Biol Chem. 2009 Jan 30;284(5):2934-46. doi: 10.1074/jbc.M803557200. Epub 2008 Nov 26.


Multiple interactions of components mediating preprotein translocation across the inner mitochondrial membrane.

Bömer U, Meijer M, Maarse AC, Hönlinger A, Dekker PJ, Pfanner N, Rassow J.

EMBO J. 1997 May 1;16(9):2205-16.


Evolution of mitochondrial chaperones utilized in Fe-S cluster biogenesis.

Schilke B, Williams B, Knieszner H, Pukszta S, D'Silva P, Craig EA, Marszalek J.

Curr Biol. 2006 Aug 22;16(16):1660-5.


Mitochondrial GrpE modulates the function of matrix Hsp70 in translocation and maturation of preproteins.

Laloraya S, Dekker PJ, Voos W, Craig EA, Pfanner N.

Mol Cell Biol. 1995 Dec;15(12):7098-105.


Ssq1, a mitochondrial Hsp70 involved in iron-sulfur (Fe/S) center biogenesis. Similarities to and differences from its bacterial counterpart.

Dutkiewicz R, Schilke B, Knieszner H, Walter W, Craig EA, Marszalek J.

J Biol Chem. 2003 Aug 8;278(32):29719-27. Epub 2003 May 19.


Differential requirement for the mitochondrial Hsp70-Tim44 complex in unfolding and translocation of preproteins.

Voos W, von Ahsen O, Müller H, Guiard B, Rassow J, Pfanner N.

EMBO J. 1996 Jun 3;15(11):2668-77.

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