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Report error Found 1499 Enz. Inhib. hit(s) with Target = 'Tryptophan 2,3-dioxygenase'
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50649664(CHEMBL5618748)
Affinity DataKd:  0.0350nMAssay Description:Binding affinity to recombinant human TDO assessed as dissociation rate constant at 0.78 to 25 uM by SPR analysisMore data for this Ligand-Target Pair
Ligand InfoPC cidPC sid
In Depth
Date in BDB:
10/13/2025
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50606773(CHEMBL5220107)
Affinity DataIC50: 3.40nMAssay Description:Inhibition of TDO in human BT-549 cellsMore data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2023
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556074(CHEMBL4787695)
Affinity DataIC50: 4nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556074(CHEMBL4787695)
Affinity DataIC50: 4nMAssay Description:Inhibition of TDO (unknown origin)More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2023
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50590774(CHEMBL5203175)
Affinity DataIC50: 9.60nMAssay Description:Inhibition of human TDOMore data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2023
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556077(CHEMBL4765090)
Affinity DataIC50: 10nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541856(US11267824, Example 68a)
Affinity DataIC50: 11.6nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556061(CHEMBL4756155)
Affinity DataIC50: 14nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556061(CHEMBL4756155)
Affinity DataIC50: 14nMAssay Description:Inhibition of TDO (unknown origin)More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2023
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556047(CHEMBL4780314)
Affinity DataIC50: 15nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556065(CHEMBL4747779)
Affinity DataIC50: 15nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541934(US11267824, Example 140a)
Affinity DataIC50: 15.8nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556063(CHEMBL4753714)
Affinity DataIC50: 18nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556066(CHEMBL4791729)
Affinity DataIC50: 18nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541933(US11267824, Example 140)
Affinity DataIC50: 19.9nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50567017(CHEMBL4862796)
Affinity DataIC50: 20nMAssay Description:Inhibition of human TDO2 expressed in mouse P815B cells assessed as kynurenine concentration formation using L-tryptophan as substrate incubated for ...More data for this Ligand-Target Pair
In Depth
Date in BDB:
8/19/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50511732(CHEMBL4434743)
Affinity DataIC50: 20nMAssay Description:Inhibition of recombinant human TDO using L-tryptophan as substrate preincubated for 5 mins followed by substrate addition and measured after 15 mins...More data for this Ligand-Target Pair
In Depth
Date in BDB:
2/20/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM370419(2-(5H-imidazo[5,1-a]isoindol-5-yl)ethanol | US1023...)
Affinity DataIC50: 20nMAssay Description:Inhibition of recombinant human TDO using L-tryptophan as substrate preincubated for 5 mins followed by substrate addition and measured after 15 mins...More data for this Ligand-Target Pair
In Depth
Date in BDB:
2/20/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541886(US11267824, Example 96a | US11267824, Example 96)
Affinity DataIC50: 20nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556070(CHEMBL4798028)
Affinity DataIC50: 21nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541834(US11267824, Example 52)
Affinity DataIC50: 22.3nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556062(CHEMBL4785841)
Affinity DataIC50: 25nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556060(CHEMBL4783665)
Affinity DataIC50: 25nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50550890(CHEMBL4747079)
Affinity DataIC50: 25nMAssay Description:Inhibition of recombinant human TDO assessed as reduction in kynurenine formation using L-tryptophan as substrate incubated for 45 mins by microplate...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/23/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50541645(CHEMBL4642346)
Affinity DataIC50: 25nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50205741(CHEMBL3947656)
Affinity DataIC50: 26nMAssay Description:Inhibition of TDO2 in human A172 cells assessed as kynurenine formation after overnight incubationMore data for this Ligand-Target Pair
In Depth
Date in BDB:
8/20/2018
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50205695(CHEMBL3941937)
Affinity DataIC50: 27nMAssay Description:Inhibition of TDO2 in human A172 cells assessed as kynurenine formation after overnight incubationMore data for this Ligand-Target Pair
In Depth
Date in BDB:
8/20/2018
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50321325(CHEMBL4173485)
Affinity DataIC50: 28nMAssay Description:Inhibition of recombinant human TDO2 assessed as decrease in conversion of L-tryptophan to N-formylkynurenine preincubated for 5 mins followed by 0.2...More data for this Ligand-Target Pair
In Depth
Date in BDB:
8/14/2020
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556054(CHEMBL4777219)
Affinity DataIC50: 28nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541966(US11267824, Example 172)
Affinity DataIC50: 28.7nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50321332(CHEMBL4165554)
Affinity DataIC50: 29nMAssay Description:Inhibition of recombinant human TDO2 assessed as decrease in conversion of L-tryptophan to N-formylkynurenine preincubated for 5 mins followed by 0.2...More data for this Ligand-Target Pair
In Depth
Date in BDB:
8/14/2020
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50590774(CHEMBL5203175)
Affinity DataIC50: 29nMAssay Description:Inhibition of human TDOMore data for this Ligand-Target Pair
In Depth
Date in BDB:
6/19/2023
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50606771(CHEMBL5218853)
Affinity DataIC50: 29nMAssay Description:Inhibition of recombinant C-terminal His tagged TDO (unknown origin) expressed in Escherichia coliMore data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2023
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM541855(US11267824, Example 68)
Affinity DataIC50: 29.3nMAssay Description:TDO2: Recombinant human TDO comprising amino acids 19-407 with a N-terminal hexahistidine tag expressed in E. coli and purified to homogeneity is inc...More data for this Ligand-Target Pair
In Depth
Date in BDB:
6/26/2022
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50127204(CHEMBL3628602)
Affinity DataIC50: 30nMAssay Description:Inhibition of TDO (unknown origin)More data for this Ligand-Target Pair
In Depth
Date in BDB:
2/22/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Rat)
TBA

Curated by ChEMBL
LigandPNGBDBM50289137(6-Fluoro-3-((E)-2-pyridin-3-yl-vinyl)-1H-indole | ...)
Affinity DataKi:  30nMAssay Description:Compound was tested for inhibition of Tryptophan dioxygenase (TDO) from rat liverMore data for this Ligand-Target Pair
In Depth
Date in BDB:
8/21/2010
Entry Details Article

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50289137(6-Fluoro-3-((E)-2-pyridin-3-yl-vinyl)-1H-indole | ...)
Affinity DataKi:  30nMAssay Description:Inhibition of liver TDOMore data for this Ligand-Target Pair
In Depth
Date in BDB:
2/7/2013
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50126144(CHEMBL3629569 | US10155972, Compound NewLink 1 | U...)
Affinity DataIC50: 30nMAssay Description:Inhibition of recombinant human TDO2 expressed in Escherichia coli BL21 (DE3) assessed as reduction in N-formylkynurenine formation using L-tryptopha...More data for this Ligand-Target Pair
In Depth
Date in BDB:
8/19/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Rat)
TBA

Curated by ChEMBL
LigandPNGBDBM50289136(6-Fluoro-3-((E)-2-pyridin-4-yl-vinyl)-1H-indole | ...)
Affinity DataKi:  30nMAssay Description:Compound was tested for inhibition of Tryptophan dioxygenase (TDO) from rat liverMore data for this Ligand-Target Pair
In Depth
Date in BDB:
8/21/2010
Entry Details Article

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50127174(CHEMBL3628599)
Affinity DataIC50: 30nMAssay Description:Inhibition of recombinant human TDO expressed in Escherichia coli incubated for 1 hr measured by fluorescence assayMore data for this Ligand-Target Pair
In Depth
Date in BDB:
12/13/2016
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Rat)
TBA

Curated by ChEMBL
LigandPNGBDBM50289142(3-((E)-2-Pyridin-4-yl-vinyl)-1H-indole | CHEMBL166...)
Affinity DataKi:  30nMAssay Description:Compound was tested for inhibition of Tryptophan dioxygenase (TDO) from rat liverMore data for this Ligand-Target Pair
In Depth
Date in BDB:
8/21/2010
Entry Details Article

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50127174(CHEMBL3628599)
Affinity DataIC50: 30nMAssay Description:Inhibition of TDO (unknown origin)More data for this Ligand-Target Pair
In Depth
Date in BDB:
2/23/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50542388(CHEMBL4645973)
Affinity DataIC50: 30nMAssay Description:Inhibition of recombinant human TDO expressed in Escherichia coli BL21 using L-Trp as substrate incubated for 30 mins by enzymatic assayMore data for this Ligand-Target Pair
In Depth
Date in BDB:
8/13/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50203126(Berberinechloride | 9,10-Dimethoxy-5,6-dihydro-[1,...)
Affinity DataIC50: 30nMAssay Description:Inhibition of TDO (unknown origin)More data for this Ligand-Target Pair
In Depth
Date in BDB:
10/13/2025
Entry Details
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50515069(CHEMBL4522927 | US10899764, Example 28)
Affinity DataIC50: 30.6nMAssay Description:TDO: For testing, 24 μL of enzyme (TDO) was diluted 100 times with 50 mM KPB to 2400 μL. The concentration of the enzyme solution was 2.6 n...More data for this Ligand-Target Pair
In Depth
Date in BDB:
8/15/2021
Entry Details
Go to US Patent

TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50511728(CHEMBL4577396)
Affinity DataEC50:  32nMAssay Description:Inhibition of TDO in human SW48 cells after 24 hrs by NFK green reagent based assayMore data for this Ligand-Target Pair
In Depth
Date in BDB:
2/20/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50511724(CHEMBL4468203)
Affinity DataEC50:  33nMAssay Description:Inhibition of TDO in human SW48 cells after 24 hrs by NFK green reagent based assayMore data for this Ligand-Target Pair
In Depth
Date in BDB:
2/20/2021
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556064(CHEMBL4753565)
Affinity DataIC50: 34nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50556069(CHEMBL4763934)
Affinity DataIC50: 34nMAssay Description:Inhibition of TDO (unknown origin) assessed as reduction in L-kynurenine formation using L-tryptophan as substrate incubated for 30 mins microplate s...More data for this Ligand-Target Pair
In Depth
Date in BDB:
3/26/2022
Entry Details Article
PubMed
TargetTryptophan 2,3-dioxygenase(Human)
Sichuan University

Curated by ChEMBL
LigandPNGBDBM50511731(CHEMBL4544695)
Affinity DataEC50:  35nMAssay Description:Inhibition of TDO in human SW48 cells after 24 hrs by NFK green reagent based assayMore data for this Ligand-Target Pair
In Depth
Date in BDB:
2/20/2021
Entry Details Article
PubMed
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