Steven M. Theg
Professor
smtheg@ucdavis.edu

Plant Biology

Office
2225 Life Sciences Addition
752-0624

Lab
752-8859


Picture of Steven M. Theg
 
Degrees:
1981 PhD Florida State University Molecular Biophysics
1977 BS Boston College Biology
Research Interests:

Protein translocation across biological membranes, with a focus on chloroplast membranes. Mechanism of multimeric protein complex assembly. Chloroplast bioenergetics.
Department and Center Affiliations:

 Department of Plant Biology
Professional Societies:
American Association for the Advancement of Science
American Society of Plant Physiologists
American Society of Cell Biologists
Contributing member, Faculty of 1000 – Cell Biology
CBS Graduate Group Affiliations:
Biophysics  
Plant Biology  
Biochemistry, Molecular, Cellular and Developmental Biology  
Publications: Last updated 11/19/2009
  • Shi, L-X. and Theg, S.M. (2009) A Stromal Hsp70 System Functions in Protein Import into Chloroplasts in the Moss Physcomitrella patens. The Plant Cell, in press.
  • Theg, S.M. and Lo, S.M. (2009) Protein Targeting Across and Into Chloroplast Membranes. In Methods in Molecular Biology: Photosynthesis Research Protocols, ed. R. Carpentier (Humana Press, Totowa, New Jersey), in press.
  • Theg, S.M. (2009) Measurement of the Energetics of Protein Transport across the Chloroplast Thylakoid Membrane. In Methods in Molecular Biology: Protein Secretion Protocols, ed. A. Economou (Humana Press, Totowa, New Jersey), in press.
  • Braun, N.A. and Theg, S.M. (2008) The cpTat pathway transports substrates in the dark. J. Biol. Chem. 283:8822-8828.
  • Braun, N.A., Davis, A.W. and Theg, S.M. (2007) The chloroplast Tat pathway utilizes the transmembrane electric potential as an energy source. Biophysical J. 93:1993-1998.
  • Radhamony, R.N. and Theg, S.M. (2006) Evidence for an ER to Golgi to chloroplast protein transport pathway. Trends Cell Biol.16:385-387.
  • Theg, S.M., Cline, K., Finazzi, G. and Wollman, F.-A. (2005) The energetics of the chloroplast Tat protein transport pathway revisited ¬ CORRESPONDENCE. Trends in Plant Science 10: 153-154.
  • Hofmann, N.R. and Theg. S.M. (2005) Protein- and energy-mediated targeting of proteins to the chloroplast outer envelope membrane. The Plant Journal 44:917-927.
  • Hofmann, N. R. and Theg, S.M. (2005) Toc64 is not required for protein import into chloroplasts. The Plant Journal 43: 675-87.
  • Hofmann, N.R. and Theg, S.M. (2004) Physcomitrella patens as a model for the study of chloroplast protein transport: conserved machineries between vascular and non-vascular plants. Plant Molec. Biol. 53: 621-632
  • Alder, N.N. and Theg, S.M. (2003) Energetics of protein transport across biological membranes: A study of the thylakoid DpH-dependent/cpTat pathway. Cell 112:231-242.
Laboratory Personnel:
Theg Lab
http://www-plb.ucdavis.edu/labs/Theg/
Lan-Xin Shi, postdoc; Shari Lo, graduate student; Curtis Tom, graduate student

Teaching Interests:
Structure and function of biomolecules. Cell biology.
Biochemistry, Cell Biology.
Courses:
Bis 102 Structure and Function of Biomolecules Fall
Bis 105 Biomolecules and Metabolism Fall,Spring