The G-switch line of Activators and Inhibitors are state of the art reagents for studying the effects of small G-proteins (SGPs)) in your field of research. The Rho and Ras family of SGPs is important in cell motility, cell morphology, cell division, cell growth and proliferation, hence in many areas the activators and inhibitors can give you additional information about the mechanism and role of the pathway being investigated. The G-switch line has been developed to modify the endogenous SGP components rather than modifying their levels (as in siRNA studies) or introducing mutated forms which have other downstream effects (e.g. Rho Q63L). The results should at the least give a different perspective and ideally give you highly relevant information about the effects of modulating the endogenous SGP activity. For more information see the datasheet links below.
For product Datasheets and MSDSs please click on the PDF links below. For additional information, click on the FAQs tab above or contact our Technical Support department at tservice@cytoskeleton.com.
Cytoskeleton's products have been cited hundreds of times over the past 18 years. A select few are described here, for more citations on individual products please use the "Citations" tab on each individual product page.
Exoenzyme C3 transferase protein: His tagged: Clostridium botulinum recombinant (Cat. # CT03)
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| Benink, H. A. and Bement, W. M. (2005) J. Cell Biol. 168: 429-439. |
| Fleming, Y. M. et al. (2004) J. Cell Sci. 117: 2377-2388. |
| Mammoto, A. et al. (2004) J. Biol. Chem. 279: 26323-26330. |
| Pellegrino, M. et al. (2004) J. Biol. Chem. 279: 6526-6533. |
| Simpson, K. J. et al. (2004) Cancer Res. 64: 8694-8701. |
| Burakov, A. et al. (2003) J. Cell Biol. 162: 963-969. |
| Zhang, X. F. et al. (2003) Neuron 40: 931-944. |
| Valderrama, F. et al. (2000) Proc. Natl. Acad. Sci. USA 97: 1560-1565. |
Q1: What is the selective range of CT04 in the Rho family of proteins.
A1: C3 transferase, which forms the basis of CT04, is selective for RhoA,B and C, but not Rac1 or Cdc42.
Q2: What should I know about the "Rac inhibitor" NSC23766 ?
A2: NSC23766 is not a classical inhibitor in the sense that it reduces the activity of all Rac1 activities or functions. In fact it has a limited range of target, it uncouples Rac from its GEF partners Tiam and Trio thus reducing the ability of these modulators to activate Rac. There are many other Rac GEFs in a cell so this inhibitor is quite restricted in its scope of targeting and should not be used as a general Rac inhibitor with out this knowledge.