>tr|A0A729QHR8|A0A729QHR8_SALET Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. enterica serovar Kouka GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY