>tr|M1ZXA9|M1ZXA9_CLOBO Large ribosomal subunit protein bL21 OS=Clostridium botulinum CFSAN001627 GN=rplU MYAVVVTGGKQYKVAEGDVLFVEKLTADVDSTVELDNVLLVGKDNGETVVGKPMVEGAKV TAKVLAQGKAKKVVVFKYKPKKDYRKKQGHRQPYTKIQIEKINA