>sp|A2C4B7|RL21_PROM1 Large ribosomal subunit protein bL21 OS=Prochlorococcus marinus GN=rplU
MADKKSSPKKENPQDKTYAIVEASGKQFWLQPNRYYDFDRCQAEVDDVLTLENVLLLNDG
KDLKLGKPYVKDAKVEIKVLEHRRGPKIIVYKMRPKKKTRRKNGHRQELTRVLVQSISIG
SNTKKSKAVKTTASKVESD