OrganismNot specified
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein monomer | Monomer | Protein 1 | water × 1 | Consistent with protein count |
| UniProt name | ITRA_SOYBN |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 1–181； UniProt 25–205 |
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 | 1avu |
| Deposition date deposition_date | 1997-09-20 |
| Structure title title | TRYPSIN INHIBITOR FROM SOYBEAN (STI) |
| Keywords keywords | SERINE PROTEASE INHIBITOR, TRYPSIN INHIBITOR, KUNITZ-TYPE, BETA-TREFOIL FOLD; SERINE PROTEASE INHIBITOR |
| 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） | 16.59 Å |
| Rg (electron density) | 15.15 Å |
| Total Rg | 16.35 Å |
| Atom count | 1282 |
| Residues | 172 |
| Excluded volume | 22740 ų |
| Maximum q | 0.500 Å⁻¹ |
| Domain ID domain_id | d1avua_ |
| Class class | b — All beta proteins |
| Fold Fold fold | b.42 — beta-Trefoil |
| Superfamily Superfamily superfamily | b.42.4 — STI-like |
| Family Family family | b.42.4.1 — Kunitz (STI) inhibitors |
| Domain ID domain_id | 1avuA00 |
| Class class | 2 — Mainly Beta |
| Architecture architecture | 80 — Trefoil |
| Topology topology | 10 — Trefoil (Acidic Fibroblast Growth Factor, subunit A) |
| Homologous superfamily homologous superfamily | 50 — |