Peptidyl-prolyl cis/trans-isomerase%3B activator of the phosphotyrosyl phosphatase activity of PP2A%3B involved in G1 phase progression%2C microtubule dynamics%2C bud morphogenesis and DNA repair%3B required for rapid reduction of Sgs1p levels in response to rapamycin%3B subunit of the Tap42p-Sit4p-Rrd1p complex%3B protein increases in abundance and relative distribution to the nucleus increases upon DNA replication stress