>tr|A0A091AXT6|A0A091AXT6_9GAMM Small ribosomal subunit protein bS21 OS=Arenimonas malthae CC-JY-1 GN=rpsU MPSVKVRENEPFEFALRRFKRTCEKAGVLAETRKREFYEKPTQERKRKAAAAVKRQLRRS SRDVTKRQRLY