MolNFT v1 · #157509 · protein
Toxoplasma gondii ts-DHFR in complex with selective inhibitor 29
6N1S · Bifunctional dihydrofolate reductase-thymidylate synthase: “Toxoplasma gondii ts-DHFR in complex with selective inhibitor 29”. X-ray diffraction, 4 ligands (UMP, NDP, CB3), 11 pockets (best druggability 0.79). MolNFT v1 #157509 on…
- PDB
- 6N1S
- Type
- protein
- Length
- 1,020 residues
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Bifunctional dihydrofolate reductase-thymidylate synthase
- EC
- 1.5.1.3, 2.1.1.45
- UniProt
- Q07422
- Ligands
- UMP, NDP, CB3, K9A
- Pockets
- 11 · best druggability 0.79
Structure
x-ray diffraction · 2 distinct chains · 30% helix, 25% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Bifunctional dihydrofolate reductase-thymidylate synthase (EC 1.5.1.3, 2.1.1.45) | protein | 510 | 31% helix, 25% strand | Q07422 |
| B | Bifunctional dihydrofolate reductase-thymidylate synthase (EC 1.5.1.3, 2.1.1.45) | protein | 510 | 30% helix, 25% strand | Q07422 |
Ligands and binding sites
- UMP · 2'-deoxyuridine 5'-monophosphate · ligand · 2 copies · chains A, B
- NDP · Nadph dihydro-nicotinamide-adenine-dinucleotide phosphate · ligand · 2 copies · chains A, B
- CB3 · 10-propargyl-5,8-dideazafolic acid · ligand · 2 copies · chains A, B
- K9A · 5-{4-[3-(2-methylpyrimidin-5-yl)phenyl]piperazin-1-yl}pyrimidine-2,4-diamine · ligand · 2 copies · chains A, B
- EDO · 1,2-ethanediol · additive · chains A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
11 pockets found on a 1 Å grid, 5 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 476 | 0.79 | 0.86 | 45 | UMP, CB3 |
| 2 | 456 | 0.78 | 0.86 | 41 | UMP, CB3 |
| 3 | 421 | 0.76 | 0.85 | 39 | NDP, K9A, EDO |
| 4 | 421 | 0.75 | 0.85 | 39 | NDP, K9A |
| 5 | 135 | 0.51 | 0.80 | 18 | empty |
Interfaces
1 interface between chains.
- A–B · 3354 Ų buried · 31 hydrogen bonds · protein-protein
Compared structures
- 6N1S · Toxoplasma gondii TS-DHFR in complex with selective inhibitor 29 · the same entry in another collection · chain A against A, TM-score 1.00
- Q07422 · AlphaFold monomer V2.0 prediction for bifunctional dihydrofolate reductase-thymidylate… · a predicted model of the same protein · chain A against A, 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
- Every structure of UniProt Q07422
- Elsewhere: RCSB PDB 6N1S · PDBe 6N1S · UniProt Q07422
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