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GTPase activator for the Rho, Rac and Cdc42 proteins, converting them to the putatively inactive GDP-boundstate. Cdc42 seems to be the preferred substrate
![Western Blot ARHGAP1 Antibody [Unconjugated]](http://images.novusbio.com/fullsize/antibody/ARHGAP1_AF6407_Western_Blot_9712.jpg)
