Staphylococcus aureus
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein monomer | Monomer | Protein 1 | No other associated polymer | Consistent with protein count |
| UniProt name | SPA2_STAAU |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 1–58； UniProt 212–269 |
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 | 2spz |
| Deposition date deposition_date | 1998-07-29 |
| Structure title title | STAPHYLOCOCCAL PROTEIN A, Z-DOMAIN, NMR, 10 STRUCTURES |
| Keywords keywords | IMMUNOGLOBULIN-BINDING PROTEIN, THREE-HELICAL BUNDLE STRUCTURE, IMMUNE SYSTEM; IMMUNE SYSTEM |
| Experimental Method method | SOLUTION NMR |
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） | 12.24 Å |
| Rg (electron density) | 11.05 Å |
| Total Rg | 12.37 Å |
| Atom count | 926 |
| Residues | 58 |
| Excluded volume | 8215 ų |
| Maximum q | 0.500 Å⁻¹ |
| Assembly | Model | Structure unit | Oligomeric description | Status | CRYSOL | Actions |
|---|---|---|---|---|---|---|
| 1 | 1 | 2spz__assembly_1__model_1 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 2 | 2spz__assembly_1__model_2 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 3 | 2spz__assembly_1__model_3 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 4 | 2spz__assembly_1__model_4 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 5 | 2spz__assembly_1__model_5 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 6 | 2spz__assembly_1__model_6 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 7 | 2spz__assembly_1__model_7 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 8 | 2spz__assembly_1__model_8 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 9 | 2spz__assembly_1__model_9 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| 1 | 10 | 2spz__assembly_1__model_10 |
monomeric （1） | Success | 4.1.3-1-20251215 (887e7ef) | View Download |
| Domain ID domain_id | d2spza_ |
| Class class | a — All alpha proteins |
| Fold Fold fold | a.8 — immunoglobulin/albumin-binding domain-like |
| Superfamily Superfamily superfamily | a.8.1 — Bacterial immunoglobulin/albumin-binding domains |
| Family Family family | a.8.1.1 — Immunoglobulin-binding protein A modules |
| Domain ID domain_id | 2spzA00 |
| Class class | 1 — Mainly Alpha |
| Architecture architecture | 20 — Up-down Bundle |
| Topology topology | 5 — Single alpha-helices involved in coiled-coils or other helix-helix interfaces |
| Homologous superfamily homologous superfamily | 420 — Immunoglobulin FC, subunit C |