>tr|A0A737BTL1|A0A737BTL1_SALER Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. indica serovar 45:a:e,n,x GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY