>sp|A8APV6|RS21_CITK8 Small ribosomal subunit protein bS21 OS=Citrobacter koseri (strain ATCC BAA-895 / CDC 4225-83 / SGSC4696) OX=290338 GN=rpsU PE=1 SV=1
MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKL
ARENARRTRLY