function:Probably required for transit of protein from the ER through Golgi compartment. Binds GTP and GDP and possesses intrinsic GTPase activity.,PTM:Phosphorylated by CDC2 kinase during mitosis.,similarity:Belongs to the small GTPase superfamily. Rab family.,subunit:May interact with YIPF5.,
Golgi apparatus . Endoplasmic reticulum . Early endosome . Cytoplasm, cytosol . Membrane . Melanosome . Alternates between membrane-associated and cytosolic forms. .
Brain,Colon,Placenta,Platelet,Tongue,
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