May act as a co-chaperone for HSP70. May play a role in ribosomal RNA (rRNA) biogenesis, possibly in the maturation of the 60S subunit. Binds the precursor 45S rRNA.
Subcellular locations: Cytoplasm, Nucleus, Nucleus, Nucleolus
Within the nucleus, localizes primarily to the nucleolus.
Expressed in brain, placenta, kidney and pancreas.