General Information of the Protein
Protein ID
PT05440
Protein Name
Potassium channel subfamily K member 9
Secondarily
Protein Name
Acid-sensitive potassium channel protein TASK-3
TWIK-related acid-sensitive K(+) channel 3
Two pore potassium channel KT3.2
Gene Name
KCNK9
Secondarily
Gene Name
TASK3
Sequence
MKRQNVRTLSLIVCTFTYLLVGAAVFDALESDHEMREEEKLKAEEIRIKGKYNISSEDYRQLELVILQSEPHRAGVQWKFAGSFYFAITVITTIGYGHAAPGTDAGKAFCMFYAVLGIPLTLVMFQSLGERMNTFVRYLLKRIKKCCGMRNTDVSMENMVTVGFFSCMGTLCIGAAAFSQCEEWSFFHAYYYCFITLTTIGFGDYVALQTKGALQKKPLYVAFSFMYILVGLTVIGAFLNLVVLRFLTMNSEDERRDAEERASLAGNRNSMVIHIPEEPRPSRPRYKADVPDLQSVCSCTCYRSQDYGGRSVAPQNSFSAKLAPHYFHSISYKIEEISPSTLKNSLFPSPISSISPGLHSFTDHQRLMKRRKSV
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Organism
Homo sapiens, Human
Protein Classification
Ion channel
>
Voltage-gated ion channel
>
Potassium channels
>
Two-pore domain potassium channel
Function
pH-dependent, voltage-insensitive, background potassium channel protein.
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Uniprot ID
Primary ID:
Q9NPC2

Secondarily ID:
Q2M290
Q540F2
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HGNC ID
HGNC:6283
Subcellular Location
Cell membrane
Map of Molecular Bioactivity Related to the Protein
Map of Molecular Bioactivity Related to the Protein

Protein
Cell Line
Compound

Bioactivity Value:

<= 0.1 μM
> 0.1 μM and <= 10 μM
> 10 μM
Imprecise Activity
Table of Molecular Bioactivities Related to the Protein
Cell Line ID: CL000011 , CHO
Compound ID Compound Name Compound Formula
CP0379438
N-[3-[(2-ethoxybenzoyl)amino]phenyl]-2-methoxybenzamide
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C23H22N2O4
 1
1
IC50 = 66 nM
   TI
   LI
   LO
   TS
CP0414648
2-propan-2-yloxy-N-[3-[[2-(trifluoromethoxy)benzoyl]amino]phenyl]benzamide
   Show/Hide
C24H21F3N2O4
 1
1
IC50 = 110 nM
   TI
   LI
   LO
   TS
CP0093220
3-methyl-N-[3-[(3-methylbenzoyl)amino]phenyl]benzamide
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C22H20N2O2
 1
1
IC50 = 150 nM
   TI
   LI
   LO
   TS
CP0379441
N-[3-[(2-ethoxybenzoyl)amino]phenyl]-2-(trifluoromethyl)benzamide
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C23H19F3N2O3
 1
1
IC50 = 300 nM
   TI
   LI
   LO
   TS
CP0410902
N-[3-[(3-methylbenzoyl)amino]phenyl]thiophene-2-carboxamide
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C19H16N2O2S
 1
1
IC50 = 330 nM
   TI
   LI
   LO
   TS
CP0064448
2-methoxy-N-(3-(3-methylbenzamido)phenyl)benzamide
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C22H20N2O3
 1
1
IC50 = 390 nM
   TI
   LI
   LO
   TS
CP0410901
2-ethoxy-N-[3-[(3-methylbenzoyl)amino]phenyl]benzamide
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C23H22N2O3
 1
1
IC50 = 410 nM
   TI
   LI
   LO
   TS
CP0517051
2-methoxy-N-[3-[[2-(trifluoromethoxy)benzoyl]amino]phenyl]benzamide
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C22H17F3N2O4
 1
1
IC50 = 410 nM
   TI
   LI
   LO
   TS
CP0237006
3-chloro-N-(3-(3-methylbenzamido)phenyl)benzamide
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C21H17ClN2O2
 1
1
IC50 = 480 nM
   TI
   LI
   LO
   TS
CP0116440
N-(3-benzamidophenyl)-3-methylbenzamide
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C21H18N2O2
 1
1
IC50 = 500 nM
   TI
   LI
   LO
   TS
CP0414645
N-[3-[(3-fluorobenzoyl)amino]phenyl]-3-methylbenzamide
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C21H17FN2O2
 1
1
IC50 = 600 nM
   TI
   LI
   LO
   TS
CP0411612
2-propan-2-yl-N-[3-[[2-(trifluoromethoxy)benzoyl]amino]phenyl]benzamide
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C24H21F3N2O3
 1
1
IC50 = 730 nM
   TI
   LI
   LO
   TS
CP0379044
N-[3-[(3-methylbenzoyl)amino]phenyl]-2-(trifluoromethoxy)benzamide
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C22H17F3N2O3
 1
1
IC50 = 750 nM
   TI
   LI
   LO
   TS
CP0475669
2-methyl-N-[3-[(3-methylbenzoyl)amino]phenyl]benzamide
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C22H20N2O2
 1
1
IC50 = 960 nM
   TI
   LI
   LO
   TS
CP0487742
N-(3-benzamidophenyl)thiophene-2-carboxamide
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C18H14N2O2S
 1
1
IC50 = 970 nM
   TI
   LI
   LO
   TS
CP0410900
N-[3-[(2-methoxybenzoyl)amino]phenyl]-2-propan-2-ylbenzamide
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C24H24N2O3
 1
1
IC50 = 1000 nM
   TI
   LI
   LO
   TS
CP0414642
2-chloro-N-[3-[(3-methylbenzoyl)amino]phenyl]benzamide
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C21H17ClN2O2
 1
1
IC50 = 1340 nM
   TI
   LI
   LO
   TS
CP0237005
N-[3-[(3-methylbenzoyl)amino]phenyl]-2-(trifluoromethyl)benzamide
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C22H17F3N2O2
 1
1
IC50 = 1400 nM
   TI
   LI
   LO
   TS
CP0379446
N-(3-benzamidophenyl)-2-methoxybenzamide
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C21H18N2O3
 1
1
IC50 = 1500 nM
   TI
   LI
   LO
   TS
CP0400319
N-[3-[(3-methylbenzoyl)amino]phenyl]-2-propan-2-ylbenzamide
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C24H24N2O2
 1
1
IC50 = 1700 nM
   TI
   LI
   LO
   TS
CP0410076
2-methoxy-N-[3-[(2-methoxybenzoyl)amino]phenyl]benzamide
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C22H20N2O4
 1
1
IC50 = 1880 nM
   TI
   LI
   LO
   TS
CP0379449
N-(3-benzamidophenyl)-4-methoxybenzamide
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C21H18N2O3
 1
1
IC50 = 2100 nM
   TI
   LI
   LO
   TS
CP0410075
N-[3-[(3-methoxybenzoyl)amino]phenyl]-3-methylbenzamide
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C22H20N2O3
 1
1
IC50 = 2200 nM
   TI
   LI
   LO
   TS
CP0487743
N-[3-[(2-methoxybenzoyl)amino]phenyl]-2-methylbenzamide
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C22H20N2O3
 1
1
IC50 = 2200 nM
   TI
   LI
   LO
   TS
CP0415501
2,5-dimethoxy-N-[3-[(3-methylbenzoyl)amino]phenyl]benzamide
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C23H22N2O4
 1
1
IC50 = 2300 nM
   TI
   LI
   LO
   TS
CP0448461
N-(3-benzamidophenyl)-3-chlorobenzamide
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C20H15ClN2O2
 1
1
IC50 = 2400 nM
   TI
   LI
   LO
   TS
CP0414649
2-methoxy-N-[3-[(3-methylbenzoyl)amino]phenyl]pyridine-4-carboxamide
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C21H19N3O3
 1
1
IC50 = 2430 nM
   TI
   LI
   LO
   TS
CP0379041
N-(3-benzamidophenyl)pyridine-2-carboxamide
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C19H15N3O2
 1
1
IC50 = 2500 nM
   TI
   LI
   LO
   TS
CP0448460
N-(3-benzamidophenyl)-2-(trifluoromethyl)benzamide
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C21H15F3N2O2
 1
1
IC50 = 2500 nM
   TI
   LI
   LO
   TS
CP0379411
N-[3-[(3-methylbenzoyl)amino]phenyl]furan-2-carboxamide
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C19H16N2O3
 1
1
IC50 = 2700 nM
   TI
   LI
   LO
   TS
CP0419182
N-[3-[(3-methylbenzoyl)amino]phenyl]-2-propan-2-yloxybenzamide
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C24H24N2O3
 1
1
IC50 = 2700 nM
   TI
   LI
   LO
   TS
CP0410899
N-(3-benzamidophenyl)-4-tert-butylbenzamide
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C24H24N2O2
 1
1
IC50 = 3200 nM
   TI
   LI
   LO
   TS
CP0379042
N-(3-benzamidophenyl)-3-methoxybenzamide
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C21H18N2O3
 1
1
IC50 = 4300 nM
   TI
   LI
   LO
   TS
CP0480456
N-[3-(cyclohexanecarbonylamino)phenyl]benzamide
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C20H22N2O2
 1
1
IC50 = 5480 nM
   TI
   LI
   LO
   TS
CP0052239
3-methyl-N-[3-[[3-(trifluoromethyl)benzoyl]amino]phenyl]benzamide
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C22H17F3N2O2
 1
1
IC50 = 5500 nM
   TI
   LI
   LO
   TS
CP0523087
N-(3-benzamidophenyl)thiophene-3-carboxamide
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C18H14N2O2S
 1
1
IC50 = 5600 nM
   TI
   LI
   LO
   TS
CP0480457
N-(3-benzamidophenyl)furan-2-carboxamide
   Show/Hide
C18H14N2O3
 1
1
IC50 = 5900 nM
   TI
   LI
   LO
   TS
CP0448465
N-(3-benzamidophenyl)-2-methylbenzamide
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C21H18N2O2
 1
1
IC50 = 6500 nM
   TI
   LI
   LO
   TS
CP0448463
N-(3-benzamidophenyl)-2-chlorobenzamide
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C20H15ClN2O2
 1
1
IC50 = 7100 nM
   TI
   LI
   LO
   TS
CP0548551
N-(3-benzamidophenyl)-4-fluorobenzamide
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C20H15FN2O2
 1
1
IC50 = 20000 nM
   TI
   LI
   LO
   TS
CP0379432
N-(3-benzamidophenyl)benzamide
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C20H16N2O2
 1
1
IC50 = 23000 nM
   TI
   LI
   LO
   TS
CP0475670
N-(3-benzamidophenyl)furan-3-carboxamide
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C18H14N2O3
 1
1
IC50 = 25000 nM
   TI
   LI
   LO
   TS
CP0360946
N-[3-[(3-methylbenzoyl)amino]phenyl]pyridine-4-carboxamide
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C20H17N3O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0379043
N-[3-[(4-tert-butylbenzoyl)amino]phenyl]-3-methylbenzamide
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C25H26N2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0379433
N-(3-benzamidophenyl)-3-fluorobenzamide
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C20H15FN2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0379434
MLS001035529
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C19H15N3O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0379436
N-[3-[(4-chlorobenzoyl)amino]phenyl]-3-methylbenzamide
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C21H17ClN2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0410074
N-(3-benzamidophenyl)pyridine-4-carboxamide
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C19H15N3O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0410077
N-(3-benzamidophenyl)-4-(trifluoromethyl)benzamide
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C21H15F3N2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0410078
N-[3-[[4-(dimethylamino)benzoyl]amino]phenyl]-3-methylbenzamide
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C23H23N3O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0415502
N-(3-benzamidophenyl)-4-chlorobenzamide
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C20H15ClN2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0415504
3-methyl-N-[3-[[4-(trifluoromethyl)benzoyl]amino]phenyl]benzamide
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C22H17F3N2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0448464
N-(3-benzamidophenyl)-4-methylbenzamide
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C21H18N2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0475671
N-[3-[(4-methoxybenzoyl)amino]phenyl]-3-methylbenzamide
   Show/Hide
C22H20N2O3
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0539026
N-(3-benzamidophenyl)-3-(trifluoromethyl)benzamide
   Show/Hide
C21H15F3N2O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
CP0540816
N-(3-benzamidophenyl)-4-(dimethylamino)benzamide
   Show/Hide
C22H21N3O2
 1
1
IC50 > 30000 nM
   TI
   LI
   LO
   TS
Biochemical Assays
Compound ID Compound Name Compound Formula
CP0234037
1-[1-[6-(4-phenylbenzoyl)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-yl]piperidin-4-yl]butan-1-one
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C29H32N4O2
 1
1 IC50 = 35 nM
Clinical Information about the Protein
Target 1 ( TWIK-related acid-sensitive potassium channel 3 (TASK3) )
Target Type Literature-reported Target