>tr|A0A5V8XWS8|A0A5V8XWS8_SALET Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. enterica serovar Kalamu GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY