Immunogen sequence: TNKEFLNSHL LPKKKHQKIY LFTLEPRTIE DFESMNTYLQ TSPTSSFITT SFCSLQTPEG VYCLVGFILT YRKFNYKDNT DLVEFKTLTE EEVEEVLRNI FKISLGRNLV PKPGDGSLTI. Participates in the detoxification of a plethora of hydrazine and arylamine drugs. Catalyzes the N- o