>tr|A0A5P9EFQ7|A0A5P9EFQ7_9GAMM Small ribosomal subunit protein bS21 OS=Marinobacter sp. THAF39 GN=rpsU MPAVKVKENEPFDVALRRFKRSCEKAGVLSEVRRREHYEKPTAVRKRKAAAAVKRHLKKL QREQRKFERLY