>tr|A0A0D0M9A9|A0A0D0M9A9_XANCA Small ribosomal subunit protein bS21 OS=Xanthomonas campestris GN=rpsU MPSVKVRENEPFEFALRRFKRTCEKAGVLAETRKREFYEKPTQERKRKAAAAVKRQLRRS SRDVTKRQRLY