Rho guanine nucleotide exchange factor 16 (ARHGEF16)

Guanyl-nucleotide exchange factor of the RHOG GTPase stimulating the exchange of RHOG-associated GDP for GTP.

May play a role in chemotactic cell migration by mediating the activation of RAC1 by EPHA2.

May also activate CDC42 and mediate activation of CDC42 by the viral protein HPV16 E6. .