>tr|B1EFK1|B1EFK1_ESCAT Large ribosomal subunit protein bL21 OS=Escherichia albertii GN=rplU MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIK AEVVAHGRGEKVKIVKFRRRKHYRKQQGHRQWFTDVKITGISA