Assay Detail
Binding
CHEMBL1947458
Review assay metadata, readout intent, target linkage, and publication context from the same page.
Reversible inhibition of Clostridium perfringens ATCC 10543 sialidase Nan1 c-terminal catalytic domain using 4-methylumbelliferyl-alpha-D-N-acetylneuraminic acid sodium salt hydrate as substrate compound pre-incubated prior to substrate addition by fluorimetric analysis
9
Total Activities
9
Compounds Tested
1
Activity Types
0
Assay Parameters
Assay Information
| Assay Type | Binding |
| Organism | Clostridium perfringens |
| Confidence | 0 — Uncurated / Unknown |
| Curated By | Autocuration |
Publication
Selective and slow-binding inhibition of shikonin derivatives isolated from Lithospermum erythrorhizon on glycosyl hydrolase 33 and 34 sialidases.
Activity Statistics
| Type | Count | Avg pChEMBL | Best pChEMBL |
|---|---|---|---|
| Ki | 9 | 5.99 | 7.30 |
Compounds Tested
| Compound | Name | Phase | Activities | Best pChEMBL |
|---|---|---|---|---|
| CHEMBL1944654 | SHIKONOFURAN E | — | 1 | 7.30 |
| CHEMBL1946217 | SHIKONOFURAN C | — | 1 | 6.82 |
| CHEMBL1946216 | SHIKONOFURAN D | — | 1 | 6.68 |
| CHEMBL9416 | ISOBUTYLSHIKONIN | — | 1 | 6.58 |
| CHEMBL403516 | ACETYLSHIKONIN | — | 1 | 6.00 |
| CHEMBL267024 | DIMETHYLACRYLSHIKONIN | — | 1 | 5.76 |
| CHEMBL397309 | BETA-HYDROXYISOVALERYLSHIKONIN | — | 1 | 5.65 |
| CHEMBL486627 | DEOXYSHIKONIN | — | 1 | 4.92 |
| CHEMBL9470 | SHIKONIN | — | 1 | 4.23 |
Activity Data
| Compound | Name | Type | Rel. | Value | Units | pChEMBL |
|---|---|---|---|---|---|---|
| CHEMBL1944654 | SHIKONOFURAN E | Ki | = | 50.0 | nM | 7.30 |
| CHEMBL1946217 | SHIKONOFURAN C | Ki | = | 150.0 | nM | 6.82 |
| CHEMBL1946216 | SHIKONOFURAN D | Ki | = | 210.0 | nM | 6.68 |
| CHEMBL9416 | ISOBUTYLSHIKONIN | Ki | = | 260.0 | nM | 6.58 |
| CHEMBL403516 | ACETYLSHIKONIN | Ki | = | 1010.0 | nM | 6.00 |
| CHEMBL267024 | DIMETHYLACRYLSHIKONIN | Ki | = | 1750.0 | nM | 5.76 |
| CHEMBL397309 | BETA-HYDROXYISOVALERYLSHIKONIN | Ki | = | 2240.0 | nM | 5.65 |
| CHEMBL486627 | DEOXYSHIKONIN | Ki | = | 11900.0 | nM | 4.92 |
| CHEMBL9470 | SHIKONIN | Ki | = | 58800.0 | nM | 4.23 |