Assay Detail
Binding
CHEMBL665036
Review assay metadata, readout intent, target linkage, and publication context from the same page.
In vitro inhibition of Pneumocystis carinii (Pc) dihydrofolate reductase.
21
Total Activities
21
Compounds Tested
1
Activity Types
0
Assay Parameters
Assay Information
| Assay Type | Binding |
| Organism | Escherichia coli |
| Confidence | 8 — Homologous single protein target |
| Curated By | Intermediate |
Publication
Inhibition of Pneumocystis carinii, Toxoplasma gondii, and Mycobacterium avium dihydrofolate reductases by 2,4-diamino-5-[2-methoxy-5-(omega-carboxyalkyloxy)benzyl]pyrimidines: marked improvement in potency relative to trimethoprim and species selectivity relative to piritrexim.
Activity Statistics
| Type | Count | Avg pChEMBL | Best pChEMBL |
|---|---|---|---|
| IC50 | 21 | 5.56 | 7.51 |
Compounds Tested
| Compound | Name | Phase | Activities | Best pChEMBL |
|---|---|---|---|---|
| CHEMBL7492 | PIRITREXIM | 2.0 | 1 | 7.51 |
| CHEMBL37520 | — | — | 1 | 7.31 |
| CHEMBL55764 | — | — | 1 | 6.77 |
| CHEMBL37696 | — | — | 1 | 6.60 |
| CHEMBL283515 | — | — | 1 | 6.19 |
| CHEMBL285448 | — | — | 1 | 6.10 |
| CHEMBL48203 | — | — | 1 | 5.77 |
| CHEMBL36310 | — | — | 1 | 5.58 |
| CHEMBL301769 | — | — | 1 | 5.58 |
| CHEMBL280378 | EPIROPRIM | 2.0 | 1 | 5.58 |
| CHEMBL38332 | — | — | 1 | 5.32 |
| CHEMBL287481 | — | — | 1 | 5.25 |
| CHEMBL289904 | — | — | 1 | 5.15 |
| CHEMBL23960 | — | — | 1 | 5.11 |
| CHEMBL22434 | — | — | 1 | 5.02 |
| CHEMBL22 | TRIMETHOPRIM | 4.0 | 1 | 4.92 |
| CHEMBL284851 | — | — | 1 | 4.85 |
| CHEMBL79890 | — | — | 1 | 4.72 |
| CHEMBL312688 | — | — | 1 | 4.70 |
| CHEMBL78648 | — | — | 1 | 4.36 |
| CHEMBL420384 | — | — | 1 | 4.29 |
Activity Data
| Compound | Name | Type | Rel. | Value | Units | pChEMBL |
|---|---|---|---|---|---|---|
| CHEMBL7492 | PIRITREXIM | IC50 | = | 31.0 | nM | 7.51 |
| CHEMBL37520 | — | IC50 | = | 49.0 | nM | 7.31 |
| CHEMBL55764 | — | IC50 | = | 170.0 | nM | 6.77 |
| CHEMBL37696 | — | IC50 | = | 250.0 | nM | 6.60 |
| CHEMBL283515 | — | IC50 | = | 650.0 | nM | 6.19 |
| CHEMBL285448 | — | IC50 | = | 800.0 | nM | 6.10 |
| CHEMBL48203 | — | IC50 | = | 1700.0 | nM | 5.77 |
| CHEMBL36310 | — | IC50 | = | 2600.0 | nM | 5.58 |
| CHEMBL301769 | — | IC50 | = | 2600.0 | nM | 5.58 |
| CHEMBL280378 | EPIROPRIM | IC50 | = | 2600.0 | nM | 5.58 |
| CHEMBL38332 | — | IC50 | = | 4800.0 | nM | 5.32 |
| CHEMBL287481 | — | IC50 | = | 5600.0 | nM | 5.25 |
| CHEMBL289904 | — | IC50 | = | 7100.0 | nM | 5.15 |
| CHEMBL23960 | — | IC50 | = | 7700.0 | nM | 5.11 |
| CHEMBL22434 | — | IC50 | = | 9500.0 | nM | 5.02 |
| CHEMBL22 | TRIMETHOPRIM | IC50 | = | 12000.0 | nM | 4.92 |
| CHEMBL284851 | — | IC50 | = | 14000.0 | nM | 4.85 |
| CHEMBL79890 | — | IC50 | = | 19000.0 | nM | 4.72 |
| CHEMBL312688 | — | IC50 | = | 20000.0 | nM | 4.70 |
| CHEMBL78648 | — | IC50 | = | 44000.0 | nM | 4.36 |
| CHEMBL420384 | — | IC50 | = | 51000.0 | nM | 4.29 |