>tr|A0A0E1T425|A0A0E1T425_ECOLX Large ribosomal subunit protein bL21 OS=Escherichia coli 53638 GN=rplU MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIK AEVVAHGRGEKVKIVKFRRRKHYRKQQGHRQWFTDVKITGISA