Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables N6-isopentenyladenosine methylthiotransferase activity. Acts upstream of or within mitochondrial tRNA modification; positive regulation of mitochondrial translation; and positive regulation of translational fidelity. Located in mitochondrion. Is expressed in several structures, including adenohypophysis; alimentary system; nose; submandibular gland primordium; and trigeminal ganglion. Orthologous to human CDK5RAP1 (CDK5 regulatory subunit associated protein 1).