>tr|A0A5R8T6I1|A0A5R8T6I1_ECOLX Large ribosomal subunit protein bL21 OS=Escherichia coli O25b:H4 GN=rplU MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIK AEVVAHGRGEKVKIVKFRRRKHYRKQQGHRQWFTDVKITGISA