- IQ Motif Containing GTPase Activating Protein 1 (IQGAP1)
- IQ Motif Containing GTPase Activating Protein 2 (IQGAP2)
- Rho Family GTPase 2 (RND2)
- RAB GTPase Binding Effector Protein 1 (RABEP1)
- Rac-GTPase Activating Protein 1 (RACGAP1)
- Ral GTPase Activating Protein Alpha 1 (RALGAPa1)
- RAB GTPase Binding Effector Protein 2 (RABEP2)
- Ran GTPase Activating Protein 1 (RANGAP1)
- RAP1 GTPase Activating Protein (RAP1GAP)
- Rho GTPase Activating Protein 1 (ARHGAP1)
- Rho GTPase Activating Protein 4 (ARHGAP4)
- Rho GTPase Activating Protein 5 (ARHGAP5)
- Rho GTPase Activating Protein 8 (ARHGAP8)
- Rho GTPase Activating Protein 9 (ARHGAP9)
- Rho GTPase Activating Protein 10 (ARHGAP10)