| Protein Name | 30S ribosomal protein S21 |
| Entry Name | RS21_YERPE |
| Gene Name | rpsU YPO0645 y3535 YP_2960 |
| Uniprot ID | P68686 |
| Organism | Yersinia pestis |
| Length | 71 |
| Sequence | MPVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKASAVKRHAKKLARENARRTRLY |
| Link to PDB | No relevant PDB link! |