>tr|A0A2A2E3P3|A0A2A2E3P3_9PSED Small ribosomal subunit protein bS21 OS=Pseudomonas sp. PIC25 GN=rpsU MPAVKVKENEPFDVALRRFKRSCEKAGVLAEVRSREFYEKPTAERKRKAAAAVKRHAKKV QREQRRRERLY