MONOSIGA BREVICOLLIS
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein heterocomplex | Heteromer | Protein 2 | SYNTAXIN1 × 1 （A9UTG5） water × 2 | Consistent with protein count |
| UniProt name | A9V0L3_MONBE |
| Isoform | — |
| PDB entities | 1 |
| Chains and sequence ranges | Author chain A； PDBConstruct 2–650； UniProt 1–649 |
MONOSIGA BREVICOLLIS
| Assembly | Physical composition | Protein state | Molecular copy count | Associated components | Data consistency |
|---|---|---|---|---|---|
| 1 | Protein heterocomplex | Heteromer | Protein 2 | UNC18 × 1 （A9V0L3） water × 2 | Consistent with protein count |
| UniProt name | A9UTG5_MONBE |
| Isoform | — |
| PDB entities | 2 |
| Chains and sequence ranges | Author chain B； PDBConstruct 1–279； UniProt 1–279 |
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 | 2xhe |
| Deposition date deposition_date | 2010-06-14 |
| Structure title title | Crystal structure of the Unc18-syntaxin 1 complex from Monosiga brevicollis |
| Keywords keywords | EXOCYTOSIS, EXOCYTOSIS COMPLEX, SNARE, NEURO FUSION, SM PROTEIN, CHOANOFLAGELLATES; EXOCYTOSIS |
| 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） | 31.93 Å |
| Rg (electron density) | 30.94 Å |
| Total Rg | 31.56 Å |
| Atom count | 6267 |
| Residues | 787 |
| Excluded volume | 111020 ų |
| Maximum q | 0.500 Å⁻¹ |
| Domain ID domain_id | 2xheA01 |
| Class class | 3 — Alpha Beta |
| Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| Topology topology | 50 — Rossmann fold |
| Homologous superfamily homologous superfamily | 2060 — Sec1/Munc18 (SM) protein, domain 1 |
| Domain ID domain_id | 2xheA02 |
| Class class | 3 — Alpha Beta |
| Architecture architecture | 40 — 3-Layer(aba) Sandwich |
| Topology topology | 50 — Rossmann fold |
| Homologous superfamily homologous superfamily | 1910 — Sec1/Munc18 (SM) protein, domain 2 |
| Domain ID domain_id | 2xheA03 |
| Class class | 3 — Alpha Beta |
| Architecture architecture | 90 — Alpha-Beta Complex |
| Topology topology | 830 — Syntaxin Binding Protein 1; Chain A, domain 2 |
| Homologous superfamily homologous superfamily | 10 — Sec1/Munc18 (SM) protein, domain 3a |
| Domain ID domain_id | 2xheA04 |
| Class class | 1 — Mainly Alpha |
| Architecture architecture | 25 — Alpha Horseshoe |
| Topology topology | 40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat |
| Homologous superfamily homologous superfamily | 60 — |
| Domain ID domain_id | 2xheB01 |
| Class class | 1 — Mainly Alpha |
| Architecture architecture | 20 — Up-down Bundle |
| Topology topology | 58 — Methane Monooxygenase Hydroxylase; Chain G, domain 1 |
| Homologous superfamily homologous superfamily | 70 — |