>tr|D4FZD8|D4FZD8_BACNB Putative pre-16S rRNA nuclease OS=Bacillus subtilis subsp. natto GN=yrrK MRILGLDLGTKTLGVALSDEMGWTAQGIETIKINEAEGDYGLSRLSELIKDYTIDKIVLG FPKNMNGTVGPRGEASQTFAKVLETTYNVPVVLWDERLTTMAAEKMLIAADVSRQKRKKV IDKMAAVMILQGYLDSLN