>tr|A0ABY5X9A9|A0ABY5X9A9_ERWPY 50S ribosomal protein L21 OS=Erwinia pyrifoliae GN=rplU MYAVFQSGGKQHRVSEGQTVRLEKLDIATGETIEFDQVLMIANGEDVKIGAPLVSGGVIK AEIVAHGRGDKIKIVKFRRRKHYRKQQGHRQWFTDVKITGISA