…such as RasGefQ prefer GDP-Ras (Mondal et al., 2008), it is plausible that B56 may facilitate recruiting GDP-Ras to specific RasGef proteins.
the hydrophobic motif (HM) site, respectively (Meili et al., 1999; Kamimura et al., 2008; Kamimura and Devreotes, 2010; Cai et al., 2010; Liao et al., 2010).