Immunogen sequence: MGVEIETISP GDGRTFPKKG QTCVVHYTGM LQNGKKFDSS RDRNKPFKFR IGKQEVIKGF EEGAAQLGPL SPLPICPHPC. Has the potential to contribute to the immunosuppressive and toxic effects of FK506 and rapamycin. PPIases accelerate the folding of proteins. It