>tr|I6CFY9|I6CFY9_SHIFL Large ribosomal subunit protein bL21 OS=Shigella flexneri K-315 GN=rplU MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETVEFAEVLMIANGEEVKIGVPFVDGGVIK AEVVAHGRGEKVKIVKFRRRKHYRKQQGHRQWFTDVKITGISA