Cramer Lab

Colicins, Receptors, Channels, Import

1. Sharma, O., S. D. Zakharov, M. V. Zhalnina, E. Yamashita, and W. A. Cramer. 2013. Colicins, in Handbook of Biologically Active Peptides (A. Kastin, ed; section ed., R. E. W. Hancock), Academic Press, Chap. 17: 93-100.
2. Zakharov, S. D., O. Sharma, M. Zhalnina, E. Yamashita, and W. A. Cramer. 2012. Pathways of Colicin Import: Utilization of BtuB, OmpF Porin, and the TolC Drug Export Protein, Biochemical Soc. Transactions, 40, 1463-1468. PMID: 23176499 (in process)
3. Hasan, S. S., D. Baniulis, J. Stofleth, E. Yamashita, M. Zhalnina, S. D. Zakharov and W. A. Cramer.  2012.  Interactions of Detergents and Lipids with a α-Helical and β-Barrel Integral Membrane Proteins.  Current Protocols in Protein Science, in press.
4. Jakes, K., and W. A. Cramer. 2012. Border Crossings - Colicins and Transporters. Annual Reviews of Genetics, 46, 209-231. (n.b., This is the Fifth Annual Review published by WAC – in four different fields). PMID: 22934645 (in process)
   
5. Cramer, W. A., S. D. Zakharov, E. Yamashita, S. Saif Hasan, H. Zhang, D. Baniulis, M. V. Zhalnina, G. M. Soriano, J. C. Rochet, C. Ryan, and J. Whitelegge. 2011. Membrane Proteins in Four Acts: Function Precedes Structure Determination. For Methods: Membrane Protein Technologies for Structural Biology (ed., R. Stevens), 55, 415-420. Elsevier Press, San Diego. PMID: 22079407 PMCID: PMC328554
6. Souda, P., C. M. Ryan, W. A. Cramer, and J. Whitelegge. 2011. Profiling of Integral Membrane Proteins and Their Post-translational Modifications Using High-resolution Mass Spectrometry, Methods of Membrane Protein Expression and Stabilization (R. Stevens, ed.), For Methods: Membrane Protein Technologies for Structural Biology (ed., R. Stevens), 55, 330-336, Elsevier Press, San Diego.
7. Sharma, O., K. A. Datsenko, S. C. Ess, M. V. Zhalnina, B. L. Wanner, and W. A. Cramer. 2009. Genome-wide screens: novel mechanisms in colicin import and cytotoxicity. Molecular Microbiology, 73, 571-585. PMID: 19650773 PMCID: PMC3100173
8. Zakharov, S. D., O. Sharma, O., M. Zhalnina, and W. A. Cramer (2008) Primary Events in the Colicin Translocon: FRET Analysis of Colicin Unfolding Initiated by Binding to BtuB and OmpF. Biochemistry 47: 12802-12809. PMID: 18936168
9. Yamashita, E., M. V. Zhalnina, S. D. Zakharov, O. Sharma, and W. A. Cramer (2008) Crystal structures of the OmpF porin: function in a colicin translocon. EMBO J., 27, 2171-2180. PMID: 18636093 PMCID: PMC2516885
10. Zakharov, S. D., J. D. Hulleman, E. A. Dutseva, Y. N. Antonenko, J.-C. Rochet, and W. A. Cramer. 2007. Helical a-Synuclein Forms Highly Conductive Ion Channels. Biochemistry, 46, 14369-14379. PMID: 18031063
11. Sharma, O., E. Yamashita, M. Zhalnina, S. D. Zakharov, K. Datsenko, B. L. Wanner, and W. A. Cramer. 2007. Structure of the Complex of the Colicin E2 R-Domain and Its BtuB Receptor: The Outer Membrane Colicin Translocon. J. Biol. Chem, 282:23163-23170. PMID: 17548346
    
12. Sharma, O., and W. A. Cramer. 2007. Minimum length requirement of the flexible N-terminal translocation sub-domain of colicin E1. J. Bacteriol., 189: 363-368. PMID: 17085563 PMCID: PMC1797411
13. Zakharov, S. D., M. V. Zhalnina, O. Sharma, and W. A. Cramer. 2006. The Colicin E3 Outer Membrane Translocon: Immunity Protein Release Allows Interaction of Cytotoxic Domain with OmpF Porin. Biochemistry, 45: 10199-10207. PMID: 16922495
14. Sharma, O., S. D. Zakharov, and W. A. Cramer. 2006. Colicins: Section on Bacterial/Antibiotic Peptides (ed., R. E. W. Hancock) in Handbook of Biologically Active Peptides. (A. J. Kastin, ed.), pp. 115-123, Elsevier, San Diego
15. Sobko, A. A., E. A. Kotova, Y. N. Antonenko, S. D. Zakharov, and W. A. Cramer. 2006. Lipid Dependence of the Channel Properties of Colicin E1 - Lipid Toroidal Pore. J. Biol. Chem., 281:14408-14416. PMID: 16556601
16. Zhang, H., & W. A. Cramer. 2005. Problems in obtaining diffraction-quality crystals of hetero-oligomeric integral membrane proteins. J. Struct. Funct. Genomics (NIGMS Protein Production and Crystallization Workshop), 6: 219-223.
17. Misquitta, L. V., Y. Misquitta, V. Cherezov, O. Slattery, J. M. Mohan, D. Hart, M. Zhalnina, W. A. Cramer, and M. Caffrey. 2004. Membrane protein crystallization in lipidic mesophases with tailored bilayers. Structure, 12: 2113-2124.
18. A. A. Sobko, M. A. Vigasina, T. I. Rokitskaya, E. A. Kotova, S. D. Zakharov, W. A. Cramer, and Y. N. Antonenko. 2004. Chemical and Photochemical Modification of Colicin E1 and Gramicidin A in Bilayer Lipid Membranes. J. Mem. Biol., 199: 51-62.
19. Zakharov, S. D., V. Eurokova, T. I. Rokitskaya, M. V. Zhalnina, O. Sharma, P. J. Loll, H. I. Zgurskaya, Y. N. Antonenko, and W. A. Cramer. 2004. Colicin Occlusion of OmpF and TolC Channels: Outer Membrane Channels for Colicin Import. Biophys. J., 87: V.87. 3901-3911.
20. Zakharov, S. D., E. A. Kotova, Y. N. Antonenko, and W. A. Cramer. 2004.  On the role of lipid in colicin pore formation. Biochim. Biophys. Rev. Biomembranes, 1666: 239-249.
21. Sobko, A., E. A. Kotova,Y. Antonenko, S. D. Zakharov, & W. A. Cramer. 2004. Effect of lipids with different spontaneous curvature on the channel activity of colicin E1: evidence in favor of a toroidal pore. FEBS Lett., 576: 205-210.
22. Zakharov, S. D. & W. A. Cramer 2004.On the pathway & mechanism of colicin import across the outer membrane. Frontiers in Science, 9: 1311-1317.
23. Kurisu, G., S. D. Zakharov, M. V. Zhalnina, S. Bano, Y Eroukova, T. Rokitskaya, Y Antonenko, M. C. Wiener & W. A. Cramer. 2003. The structure of BtuB with bound colicin E3 R-domain implies a translocon. Nat. Struct Biol., 10: 948-954.PMID: 14528295
24. Zakharov, S. D., T. I. Rokitskaya, Y. N. Antonenko, & W. A. Cramer. 2002. Tuning the membrane surface potential for colicin channel activity. Proc. Natl. Acad. Sci., USA, 99: 8654-8659
25. Zakharov, S. D., and WA Cramer. 2002. Colicin crystal structures: pathways and mechanisms for colicin insertion into membranes. Biochim. Biophys. Acta (Biomembranes), 1565: 333-346.
26. Zakharov, S. D., & W. A. Cramer. 2002. The insertion intermediates of pore-forming colicins in two-dimensional space. Biochimie (special issue on Bacterial-Derived Antimicrobial Toxins; eds., R. Buckingham, M. de Zamaroczy, & Y. Cenatiempo), 84: 465-475.
27. Rokitskaya, T. I., Zakharov, S. D., Y. N. Antonenko, E. A. Kotova, and W. A. Cramer. 2001. Tryptophan-dependent sensitized photoinactivation of colicin E1 channels in lipid bilayers. FEBS Lett.,505: 147-150.
28. Lindeberg, M. L., & W. A. Cramer. 2001. Identification of Specific Residues in Colicin E1 Involved in Immunity Protein Recognition. J. Bacteriol. 183: 2132-2136.
29. Griko, Y., S. D. Zakharov, and W. A. Cramer 2000. Structural stability and domain organization of colicin E1. J. Mol. Biol. 302: 941-953.
30. Taylor, R., S. D. Zakharov, J. B. Heymann, M. E. Girvin, and W. A. Cramer. 2000. Folded state of the integral membrane colicin E1 immunity protein in solvents of mixed polarity. Biochemistry 39: 12131-12139.
31. Lindeberg, M. and W. A. Cramer. 2000. Pathway of unfolding of the colicin E1 channel domain at the membrane surface. J. Mol. Biol. 29: 679-692.