Escherichia coli
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein homooligomer | Homooligomer | Protein 2 | SULFATE ION × 2 THYMINE × 2 | Consistent with protein count |
| UniProt name | TYPH_ECOLI |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 1–440； UniProt 1–441 |
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 | 1tpt |
| Deposition date deposition_date | 1990-06-14 |
| Structure title title | THREE-DIMENSIONAL STRUCTURE OF THYMIDINE PHOSPHORYLASE FROM ESCHERICHIA COLI AT 2.8 ANGSTROMS RESOLUTION |
| Keywords keywords | THYMIDINE PHOSPHORYLASE; THYMIDINE PHOSPHORYLASE |
| 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） | 36.20 Å |
| Rg (electron density) | 36.27 Å |
| Total Rg | 36.36 Å |
| Atom count | 28 |
| Residues | 0 |
| Excluded volume | 116440 ų |
| Maximum q | 0.500 Å⁻¹ |
| Domain ID domain_id | d1tpta1 |
| Class class | a — All alpha proteins |
| Fold Fold fold | a.46 — Methionine synthase domain-like |
| Superfamily Superfamily superfamily | a.46.2 — Nucleoside phosphorylase/phosphoribosyltransferase N-terminal domain |
| Family Family family | a.46.2.1 — Nucleoside phosphorylase/phosphoribosyltransferase N-terminal domain |
| Domain ID domain_id | d1tpta2 |
| Class class | c — Alpha and beta proteins (a/b) |
| Fold Fold fold | c.27 — Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain |
| Superfamily Superfamily superfamily | c.27.1 — Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain |
| Family Family family | c.27.1.1 — Nucleoside phosphorylase/phosphoribosyltransferase catalytic domain |
| Domain ID domain_id | d1tpta3 |
| Class class | d — Alpha and beta proteins (a+b) |
| Fold Fold fold | d.41 — alpha/beta-Hammerhead |
| Superfamily Superfamily superfamily | d.41.3 — Pyrimidine nucleoside phosphorylase C-terminal domain |
| Family Family family | d.41.3.1 — Pyrimidine nucleoside phosphorylase C-terminal domain |