>5CKF_1|Chains A, B|Endoribonuclease MazF|Escherichia coli (strain K12) (83333) MVSRYVPDMGDLIWVDFDPTKGSAQAGHRPAVVLSPFMYNNKTGMCLCVPCTTQSKGYPFEVVLSGQERDGVALADQVKSIAWRARGATKKGTVAPEELQLIKAKINVLIGLSHHHHHH