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Assay Detail

CHEMBL5731079

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Binding
Inhibition of Human P-LAP (hP-LAP) Assay: HEK293 cells forced to transiently express hP-LAP (J Biol Chem 1996; 271: 56-61) were prepared by lipofection, homogenized, and then subjected to ultracentrifugation at 100,000×g for 30 minutes. Microsomes containing hP-LAP were thereby prepared. The microsomes (with a total protein content of 0.5 to 1.5 μg/well) were mixed with a solvent (DMSO; final concentration: 0.1%) or with each test compound (common ratio: 3; maximum concentration: 10 μM). AVP was then added to the solution into a final concentration of 25 μM, and the resulting solution was allowed to react for one hour at 37° C. An aqueous TFA solution was then added to the solution (final concentration: 1%) to stop the enzymatic reaction. Residual AVP was then determined by mass spectrometry (MALDI-MS). Based on the results, IC50 values (nM), i.e. concentrations required for 50% inhibition of decrease in AVP level in the solvent control group, of the individual test compounds were calculated by logistic regression to evaluate inhibition of human P-LAP (hP-LAP) activity. The results are shown in Tables 1 and 2 and indicate that the example compounds effectively inhibit AVP degradation by hP-LAP.
420
Total Activities
140
Compounds Tested
3
Activity Types
0
Assay Parameters

Assay Information

Assay Type Binding
Organism Homo sapiens
Confidence 9 — Direct single protein target
Curated By Autocuration

Target

Leucyl-cystinyl aminopeptidase (CHEMBL2693)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Pyridine derivative
(2018)

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
IC50 140 8.13 9.05
kon 140 - -
k_off 140 - -

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL5858644 3 9.05
CHEMBL6013513 3 9.03
CHEMBL6020816 3 9.02
CHEMBL5847848 3 9.00
CHEMBL5900568 3 8.92
CHEMBL5845804 3 8.89
CHEMBL6046862 3 8.89
CHEMBL5925746 3 8.89
CHEMBL5832194 3 8.85
CHEMBL5983220 3 8.82
CHEMBL5875249 3 8.82
CHEMBL5889833 3 8.82
CHEMBL5744859 3 8.80
CHEMBL5966636 3 8.80
CHEMBL5897593 3 8.80
CHEMBL5825133 3 8.74
CHEMBL5924278 3 8.74
CHEMBL6001237 3 8.74
CHEMBL6053091 3 8.74
CHEMBL5765662 3 8.72
CHEMBL5767114 3 8.72
CHEMBL5848269 3 8.70
CHEMBL5837864 3 8.68
CHEMBL5850219 3 8.64
CHEMBL5901071 3 8.64
CHEMBL5848118 3 8.62
CHEMBL5996078 3 8.60
CHEMBL5813338 3 8.59
CHEMBL5801079 3 8.59
CHEMBL5756198 3 8.57

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL5858644 IC50 = 0.89 nM 9.05
CHEMBL6013513 IC50 = 0.94 nM 9.03
CHEMBL6020816 IC50 = 0.95 nM 9.02
CHEMBL5847848 IC50 = 1.0 nM 9.00
CHEMBL5900568 IC50 = 1.2 nM 8.92
CHEMBL6046862 IC50 = 1.3 nM 8.89
CHEMBL5925746 IC50 = 1.3 nM 8.89
CHEMBL5845804 IC50 = 1.3 nM 8.89
CHEMBL5832194 IC50 = 1.4 nM 8.85
CHEMBL5889833 IC50 = 1.5 nM 8.82
CHEMBL5875249 IC50 = 1.5 nM 8.82
CHEMBL5983220 IC50 = 1.5 nM 8.82
CHEMBL5744859 IC50 = 1.6 nM 8.80
CHEMBL5966636 IC50 = 1.6 nM 8.80
CHEMBL5897593 IC50 = 1.6 nM 8.80
CHEMBL6053091 IC50 = 1.8 nM 8.74
CHEMBL5924278 IC50 = 1.8 nM 8.74
CHEMBL6001237 IC50 = 1.8 nM 8.74
CHEMBL5825133 IC50 = 1.8 nM 8.74
CHEMBL5765662 IC50 = 1.9 nM 8.72
CHEMBL5767114 IC50 = 1.9 nM 8.72
CHEMBL5848269 IC50 = 2.0 nM 8.70
CHEMBL5837864 IC50 = 2.1 nM 8.68
CHEMBL5850219 IC50 = 2.3 nM 8.64
CHEMBL5901071 IC50 = 2.3 nM 8.64
CHEMBL5848118 IC50 = 2.4 nM 8.62
CHEMBL5996078 IC50 = 2.5 nM 8.60
CHEMBL5813338 IC50 = 2.6 nM 8.59
CHEMBL5801079 IC50 = 2.6 nM 8.59
CHEMBL5756198 IC50 = 2.7 nM 8.57
CHEMBL5929981 IC50 = 2.8 nM 8.55
CHEMBL5841906 IC50 = 2.9 nM 8.54
CHEMBL5986707 IC50 = 2.9 nM 8.54
CHEMBL5757179 IC50 = 2.9 nM 8.54
CHEMBL5979812 IC50 = 3.0 nM 8.52
CHEMBL5950078 IC50 = 3.0 nM 8.52
CHEMBL5979564 IC50 = 3.0 nM 8.52
CHEMBL5833643 IC50 = 3.0 nM 8.52
CHEMBL5952906 IC50 = 3.1 nM 8.51
CHEMBL5916674 IC50 = 3.2 nM 8.49
CHEMBL6055514 IC50 = 3.2 nM 8.49
CHEMBL6037274 IC50 = 3.6 nM 8.44
CHEMBL5995260 IC50 = 3.7 nM 8.43
CHEMBL5999116 IC50 = 3.8 nM 8.42
CHEMBL5877142 IC50 = 3.8 nM 8.42
CHEMBL5760266 IC50 = 4.0 nM 8.40
CHEMBL6006000 IC50 = 4.0 nM 8.40
CHEMBL5829765 IC50 = 4.0 nM 8.40
CHEMBL5855958 IC50 = 4.0 nM 8.40
CHEMBL5873538 IC50 = 4.1 nM 8.39