>sp|O27155|CAS2_METTH CRISPR-associated endoribonuclease Cas2 OS=Methanothermobacter thermautotrophicus GN=cas2 MVVTVYLLIVYDVGVERVNRVKSYLRTELHWVQNSVFEGEVTESQFRRIETNLERIIDRE RDSVIIYSFRSERAMNRNVLGLEKSPLDVIL