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Assay Detail

CHEMBL5139876

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Binding
Inhibition of N-terminal 3xFlag-His6-tagged SARS-CoV-2 papain-like protease nsp3 (1564 to 1878 residues) expressed in baculovirus infected Sf9 insect cells using Pro3 as substrate by fluorescence based assay
8
Total Activities
8
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Severe acute respiratory syndrome coronavirus 2
Cell Type Sf9
Confidence 9 — Direct single protein target
Curated By Autocuration

Target

Replicase polyprotein 1ab (CHEMBL4523582)
Type SINGLE PROTEIN
Organism Severe acute respiratory syndrome coronavirus 2

Publication

Progress and Challenges in Targeting the SARS-CoV-2 Papain-like Protease.
Tan H, Hu Y, Jadhav P, Tan B, Wang J.
J Med Chem (2022) 65 : 7561 -7580
PubMed 35620927 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
IC50 8 6.14 6.58

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL599894 1 6.58
CHEMBL290904 1 6.41
CHEMBL1397270 1 6.28
CHEMBL227075 DIHYDROTANSHINONE I 1 6.23
CHEMBL15192 LAPACHONE 2.0 1 6.21
CHEMBL187460 CRYPTOTANSHINONE 1 5.87
CHEMBL187266 TANSHINONE IIA 1 5.80
CHEMBL549695 1 5.75

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL599894 IC50 = 260.0 nM 6.58
CHEMBL290904 IC50 = 390.0 nM 6.41
CHEMBL1397270 IC50 = 530.0 nM 6.28
CHEMBL227075 DIHYDROTANSHINONE I IC50 = 590.0 nM 6.23
CHEMBL15192 LAPACHONE IC50 = 610.0 nM 6.21
CHEMBL187460 CRYPTOTANSHINONE IC50 = 1336.0 nM 5.87
CHEMBL187266 TANSHINONE IIA IC50 = 1571.0 nM 5.80
CHEMBL549695 IC50 = 1789.0 nM 5.75