>tr|A0A2C9NVG7|A0A2C9NVG7_SALET Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. enterica serovar Macclesfield str. S-1643 GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY