Function:Acts as an A-kinase anchoring protein by binding to the type II regulatory subunit of protein kinase A and anchoring it to the mitochondrion. Also involved in synchronization of mitochondrial fission.,similarity:Belongs to the small GTPase superfamily. Rab family.,tissue specificity:Widely expressed with high levels in heart, liver, kidney, bone marrow, testis, colon and fetal lung.,
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