>sp|Q6G8S2|RL21_STAAS Large ribosomal subunit protein bL21 OS=Staphylococcus aureus GN=rplU MFAIIETGGKQIKVEEGQEIFVEKLDVNEGDTFTFDKVLFVGGDSVKVGAPTVEGATVTA TVNKQGRGKKITVFTYKRRKNSKRKKGHRQPYTKLTIDKINA