>sp|B7M092|RL21_ECO8A Large ribosomal subunit protein bL21 OS=Escherichia coli O8 GN=rplU MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIK AEVVAHGRGEKVKIVKFRRRKHYRKQQGHRQWFTDVKITGISA