OrganismNot specified
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein monomer | Monomer | Protein 1 | SULFATE ION × 1 water × 1 | Consistent with protein count |
| UniProt name | RNU2_USTSP |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 1–114； UniProt 1–114 |
The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.
| Entry ID entry_id | 1rtu |
| Deposition date deposition_date | 1995-05-12 |
| Structure title title | USTILAGO SPHAEROGENA RIBONUCLEASE U2 |
| Keywords keywords | HYDROLASE, ENDORIBONUCLEASE, BETA-ISOMERIZED ASPARTATE; HYDROLASE |
| Experimental Method method | X-RAY DIFFRACTION |
This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.
Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)
| Rg（Guinier） | 14.70 Å |
| Rg (electron density) | 13.29 Å |
| Total Rg | 14.44 Å |
| Atom count | 875 |
| Residues | 113 |
| Excluded volume | 14933 ų |
| Maximum q | 0.500 Å⁻¹ |
| Domain ID domain_id | d1rtua_ |
| Class class | d — Alpha and beta proteins (a+b) |
| Fold Fold fold | d.1 — Microbial ribonucleases |
| Superfamily Superfamily superfamily | d.1.1 — Microbial ribonucleases |
| Family Family family | d.1.1.4 — Fungal ribonucleases |
| Domain ID domain_id | 1rtuA00 |
| Class class | 3 — Alpha Beta |
| Architecture architecture | 10 — Roll |
| Topology topology | 450 — Nuclear Transport Factor 2; Chain: A, |
| Homologous superfamily homologous superfamily | 30 — Microbial ribonucleases |