>sp|O67028|RS21_AQUAE Small ribosomal subunit protein bS21 OS=Aquifex aeolicus (strain VF5) OX=224324 GN=rpsU PE=3 SV=1 MVTVIVQEGEPIEKVLKRFKARVEQEQILTELKRREYYEPPSERKKKRERNRRKKILKAL KKQQQLI