>tr|D4FZK2|D4FZK2_BACNB Ribosomal-processing cysteine protease Prp OS=Bacillus subtilis subsp. natto GN=ysxB MIQATIRRSHDKGILSFEMTGHANFAEHGQDLVCAGVTAVVFGAVNAVIVLAGFEPLLDI GEDGGYFYFEFPESLDPEARQKAQLLIEGMIVSLETIERDYKDNLRVTTNII