>sp|P56028|RS21_HELPY Small ribosomal subunit protein bS21 OS=Helicobacter pylori (strain ATCC 700392 / 26695) OX=85962 GN=rpsU PE=3 SV=1 MPGIKVREGDAFDEAYRRFKKQTDRNLVVTECRARRFFESKTEKRKKQKISAKKKVLKRL YMLRRYESRL