Populus nigra
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein monomer | Monomer | Protein 1 | COPPER (II) ION × 1 water × 1 | Consistent with protein count |
| UniProt name | PLAS1_POPNI |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 1–99； UniProt 70–168 |
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 | 1pnc |
| Deposition date deposition_date | 1993-09-22 |
| Structure title title | ACCURACY AND PRECISION IN PROTEIN CRYSTAL STRUCTURE ANALYSIS: TWO INDEPENDENT REFINEMENTS OF THE STRUCTURE OF POPLAR PLASTOCYANIN AT 173K |
| Keywords keywords | ELECTRON TRANSPORT; ELECTRON TRANSPORT |
| 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） | 13.75 Å |
| Rg (electron density) | 12.29 Å |
| Total Rg | 13.60 Å |
| Atom count | 1443 |
| Residues | 99 |
| Excluded volume | 13079 ų |
| Maximum q | 0.500 Å⁻¹ |
| Domain ID domain_id | d1pnca_ |
| Class class | b — All beta proteins |
| Fold Fold fold | b.6 — Cupredoxin-like |
| Superfamily Superfamily superfamily | b.6.1 — Cupredoxins |
| Family Family family | b.6.1.1 — Plastocyanin/azurin-like |
| Domain ID domain_id | 1pncA00 |
| Class class | 2 — Mainly Beta |
| Architecture architecture | 60 — Sandwich |
| Topology topology | 40 — Immunoglobulin-like |
| Homologous superfamily homologous superfamily | 420 — Cupredoxins - blue copper proteins |