>tr|A0A2S4KFB3|A0A2S4KFB3_9BURK Small ribosomal subunit protein bS21 OS=Diaphorobacter sp. LR2014-1 GN=rpsU MTTIRVKENEPFDVALRRFKRTIEKLGLLTDLRAREFYEKPTAERKRKKAAAVKRHYKRV RSMQLPKKLY