Co-chaperone which acts as a regulator of the Hsp70 chaperone machinery and may be involved in the processing of other ataxia-linked proteins.
Subcellular locations: Cytoplasm
Predominantly cytoplasmic, a small portion is present in the nucleus and also shows a partial mitochondrial overlap with the mitochondrial marker Hsp60.
Highly expressed in the central nervous system. Also found in skeletal muscle and at low levels in pancreas.