>tr|A0A5I4X306|A0A5I4X306_SALET Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. enterica serovar Durban GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY