>tr|A0A8S6NX86|A0A8S6NX86_FRATU Small ribosomal subunit protein bS21 OS=Francisella tularensis subsp. holarctica FSC022 GN=rpsU MPSVRIKEREPFDVALRRFKRSCEKAGIVSELRRREYFEKPTWARKRKKTAAVKRAHKSN IIVKR