Research workbench
Structures of spop-substrate complexes: insights into molecular architectures of btb-CUL3 ubiquitin ligases: spopmathx-CISBC2
Analyse Structures of spop-substrate complexes: insights into molecular architectures… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 3HQM
- Type
- protein
- Length
- 281 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Speckle-type poz protein; Protein cubitus interruptus
- UniProt
- O43791, P19538
- Ligands
- SO4
- Pockets
- 4 · best druggability 0.42
Structure
x-ray diffraction · 3 distinct chains · 12% helix, 49% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Speckle-type poz protein | protein | 135 | 12% helix, 50% strand | O43791 |
| B | Speckle-type poz protein | protein | 132 | 12% helix, 50% strand | O43791 |
| C, D | Protein cubitus interruptus | protein | 7 | 0% helix, 14% strand | P19538 |
Ligands and binding sites
- SO4 · Sulfate ion · ion · 4 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
4 pockets found on a 1 Å grid, 0 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 85 | 0.42 | 0.79 | 18 | empty |
| 2 | 90 | 0.40 | 0.77 | 21 | empty |
| 3 | 76 | 0.38 | 0.78 | 17 | empty |
| 4 | 57 | 0.36 | 0.79 | 17 | empty |
Interfaces
3 interfaces between chains.
- A–B · 544 Ų buried · 3 hydrogen bonds · protein-protein
- A–C · 456 Ų buried · 12 hydrogen bonds · protein-protein
- B–D · 448 Ų buried · 12 hydrogen bonds · protein-protein
Compared structures
- 3HQM · Structures of SPOP-Substrate Complexes: Insights into Molecular Architectures of BTB-Cul3… · the same entry in another collection · chain D against D, TM-score 1.00
- O43791 · AlphaFold monomer V2.0 prediction for speckle-type poz protein (O43791) · a predicted model of the same protein · chain B against A, TM-score 0.99
- P19538 · AlphaFold monomer V2.0 prediction for transcriptional activator cubitus interruptus… · a predicted model of the same protein · chain C against A, TM-score 0.55
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Every structure of UniProt O43791
- Every structure of UniProt P19538
- Elsewhere: RCSB PDB 3HQM · PDBe 3HQM · UniProt O43791 · UniProt P19538
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