>tr|A0A4Z8Z8M4|A0A4Z8Z8M4_SALET Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. enterica serovar Bareilly GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY