>tr|A0A741SJP9|A0A741SJP9_SALER Small ribosomal subunit protein bS21 OS=Salmonella enterica subsp. arizonae serovar 41:z4,z23:- GN=rpsU MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL ARENARRTRLY