GB3 Regulator of membrane trafficking. May be required for secretion of cell wall components in cells. MAGGGGYGGASGKVDYVFKVVLIGDSAVGKSQLLARFARDEFSMDSKATIGVEFQTRTLSIEQKSIKAQIWDTAGQERYRAVTSAYYRGAVGAMLVYDMTKRETFEHIPRWLEELRAHADKNIVIILIGNKSDLEDQRAVPTEDAKEFAEKEGLFFLETSALNATNVENSFNTLMTQIYNTVNKKNLASEGDSNNPGSLAGKKILIPGSGQEIPAKTSTCCTSS At4g39990 RABA4B Ras-related protein Rab11G RAB11G Ras-related protein RABA4b 224 Ras-related protein GB3 T5J17.160 RAA4B_ARATH