Research workbench
X-ray structure of the coiled coil GCN4 acid base heterodimer acid-D12LA16I base-D12LA16L
Analyse X-ray structure of the coiled coil GCN4 acid base heterodimer acid-D12LA16I… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 1KDD
- Type
- protein
- Length
- 206 residues
- Chains
- 6
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- GCN4 acid base heterodimer base-D12LA16L; GCN4 acid base heterodimer acid-D12LA16I
- Ligands
- ACE
Structure
x-ray diffraction · 5 distinct chains · 92% helix, 0% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| B | GCN4 acid base heterodimer base-D12LA16L | protein | 35 | 91% helix, 0% strand | — |
| A, F | GCN4 acid base heterodimer acid-D12LA16I | protein | 35 | 94% helix, 0% strand | — |
| D | GCN4 acid base heterodimer base-D12LA16L | protein | 33 | 88% helix, 0% strand | — |
| C | GCN4 acid base heterodimer acid-D12LA16I | protein | 34 | 91% helix, 0% strand | — |
| E | GCN4 acid base heterodimer base-D12LA16L | protein | 34 | 94% helix, 0% strand | — |
Ligands and binding sites
- ACE · Acetyl group · ligand · 5 copies · chains B, D, C, E, F
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Interfaces
3 interfaces between chains.
- B–A · 982 Ų buried · 4 hydrogen bonds · protein-protein
- E–F · 970 Ų buried · 3 hydrogen bonds · protein-protein
- D–C · 891 Ų buried · 3 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 5 covalent, 2 disulfide (covalent ligand, disulfide).
Compared structures
- 1KDD · X-ray structure of the coiled coil GCN4 ACID BASE HETERODIMER ACID-d12La16I BASE-d12La16L · the same entry in another collection · chain B against B, TM-score 1.00
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Elsewhere: RCSB PDB 1KDD · PDBe 1KDD
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