>tr|A0A0Q8T9K8|A0A0Q8T9K8_9BURK Small ribosomal subunit protein bS21 OS=Acidovorax sp. Root217 GN=rpsU MTTIRVKENEPFDVALRRFKRTIEKLGLLTDLRAREFYEKPTAERKRKKAAAVKRHYKRV RSMQLPKKLY