>tr|A0A0R0CPM4|A0A0R0CPM4_9GAMM Small ribosomal subunit protein bS21 OS=Pseudoxanthomonas dokdonensis GN=rpsU MPSVKVRENEPFEFALRRFKRTCEKAGVLAETRKREFYEKPTQERKRKAAAAVKRQLRRS SRDVTKRQRLY