Immunogen sequence: GFVDTQDRSL EDGLNRELRE ELGEAAAAFR VERTDYRSSH VGSGPRVVAH FYAKRLTLEE LLAVEAGATR A. RNA-binding and decapping enzyme that catalyzes the cleavage of the cap structure of snoRNAs and mRNAs in a metal-dependent manner. Part of the U8 snoRNP