>5xvn_F mol:protein length:109 CRISPR-associated endoribonuclease Cas2 MSYRYMRLLLMFDMPTDTASDRKAYRKFRKFLINEGFIMHQFSVYSKILLNDTANKAML ARLKQNNPQRGLITLLNVTEKQFSRMIYLHGEQDNRVANSDERIVFLGEE