>tr|A0A366HZF8|A0A366HZF8_9GAMM Small ribosomal subunit protein bS21 OS=Brenneria salicis ATCC 15712 = DSM 30166 GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY