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Crystal structure of the indoleamine 2,3-dioxygenagse 1 (IDO1) complexed with amg-1
Analyse Crystal structure of the indoleamine 2,3-dioxygenagse 1 (IDO1) complexed with… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 4PK5
- Type
- protein
- Length
- 746 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Indoleamine 2,3-dioxygenase 1
- EC
- 1.13.11.52
- UniProt
- P14902
- Ligands
- HEM, PKJ
- Pockets
- 5 · best druggability 0.83
Structure
x-ray diffraction · 1 distinct chain · 60% helix, 4% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B | Indoleamine 2,3-dioxygenase 1 (EC 1.13.11.52) | protein | 373 | 60% helix, 4% strand | P14902 |
Ligands and binding sites
- HEM · Protoporphyrin IX containing Fe · ligand · 2 copies · chains A, B
- PKJ · N-(1,3-benzodioxol-5-yl)-2-{[5-(4-methylphenyl)[1,3]thiazolo[2,3-c][1,2,4]triazol-3-yl]sulfanyl}acetamide · ligand · 2 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
5 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 654 | 0.83 | 0.87 | 54 | HEM, PKJ |
| 2 | 909 | 0.82 | 0.84 | 71 | HEM, PKJ |
| 3 | 577 | 0.79 | 0.85 | 62 | empty |
| 4 | 692 | 0.75 | 0.81 | 69 | empty |
| 5 | 85 | 0.40 | 0.78 | 20 | empty |
Interfaces
1 interface between chains.
- A–B · 859 Ų buried · 3 hydrogen bonds · protein-protein
Modifications
Observed in the structure: 1 disulfide (disulfide).
Compared structures
- 4PK5 · Crystal structure of the indoleamine 2,3-dioxygenagse 1 (IDO1) complexed with Amg-1 · the same entry in another collection · chain A against A, TM-score 1.00
- P14902 · AlphaFold monomer V2.0 prediction for indoleamine 2,3-dioxygenase 1 (P14902) · a predicted model of the same protein · chain A against A, TM-score 0.99
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 P14902
- Elsewhere: RCSB PDB 4PK5 · PDBe 4PK5 · UniProt P14902
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