>sp|A3Q2F5|RL21_MYCSJ Large ribosomal subunit protein bL21 OS=Mycobacterium sp. GN=rplU MASYAIVKTGGKQYKVAVGDVVKVEKLDSEPGASVSLPVALVVDGANVTSKAEDLAKVAV TGEVLEHTKGPKIRIHKFKNKTGYHKRQGHRQQLTVLKVTGIK