>tr|A0A3N7FRL8|A0A3N7FRL8_9BURK Small ribosomal subunit protein bS21 OS=Acidovorax sp. FJL06 GN=rpsU MTTIRVKENEPFDVALRRFKRTIEKLGLLTDLRAREFYEKPTAERKRKKAAAVKRHYKRV RSMQLPKKLY