>tr|A0A2Z5PF16|A0A2Z5PF16_METMI Large ribosomal subunit protein eL21 OS=Methanococcus maripaludis OS7 GN=rpl21e MQKSEGFRSKTRYKLQKHPRQKGMAPLTRALKCYTEGDLVHVVLDPSVQKGMPHPKFHGK TGVVVAQRGSSFLVRVKDGGKYKDIIARPQHLRESKL