>sp|C1AVK2|RL21_RHOOB Large ribosomal subunit protein bL21 OS=Rhodococcus opacus GN=rplU MATYAIVKTGGKQYKVAVGDLVKVEKIEGEPGTAVSLAPVLVVDGSDLTTDADKLAKISV TGEVVEHTKGPKIRIHKFKNKTGYHKRQGHRQKLTVLKVTGIK