>tr|A0A6P2EJW4|A0A6P2EJW4_9BURK Small ribosomal subunit protein bS21 OS=Variovorax sp. PBL-H6 GN=rpsU MTTIRVKENEPFDVALRRFKRTIEKLGLLTDLRAREFYEKPTAERKRKKAAAVKRHYKRV RSMQLPKKLY