>tr|C3JRV2|C3JRV2_RHOER Large ribosomal subunit protein bL21 OS=Rhodococcus erythropolis SK121 GN=rplU MATYAIVKTGGKQYKVAVGDLVKVEKIEGEPGTAVSLAPVLVVDGSDLTTDAAKLAKVAV TSEIVEHTKGPKIRIHKFKNKTGYHKRQGHRQPITVLKVTGIK