SKI II [Ligand Id: 6041] activity data from GtoPdb and ChEMBL

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ChEMBL ligand: CHEMBL1076555
  • 5-LOX/Arachidonate 5-lipoxygenase in Human [ChEMBL: CHEMBL215] [GtoPdb: 1385] [UniProtKB: P09917]
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  • delta 4-desaturase, sphingolipid 1/Sphingolipid delta(4)-desaturase DES1 in Human [ChEMBL: CHEMBL2021749] [GtoPdb: 2484] [UniProtKB: O15121]
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  • sphingosine kinase 1/Sphingosine kinase 1 in Human [ChEMBL: CHEMBL4394] [GtoPdb: 2204] [UniProtKB: Q9NYA1]
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  • sphingosine kinase 2/Sphingosine kinase 2 in Human [ChEMBL: CHEMBL3023] [GtoPdb: 2205] [UniProtKB: Q9NRA0]
  • sphingosine kinase 2/Sphingosine kinase 2 in Mouse [ChEMBL: CHEMBL1075305] [GtoPdb: 2205] [UniProtKB: Q9JIA7]
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  • Transitional endoplasmic reticulum ATPase in Human [ChEMBL: CHEMBL1075145] [UniProtKB: P55072]
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DB Assay description Assay Type Standard value Standard parameter Original value Original units Original parameter Reference
5-LOX/Arachidonate 5-lipoxygenase in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL215] [GtoPdb: 1385] [UniProtKB: P09917]
ChEMBL Inhibition of 5-lipoxygenase in human PMNL using arachidonic acid as substrate preincubated for 15 mins before substrate addition measured after 10 mins B 6.15 pIC50 700 nM IC50 Eur J Med Chem (2014) 84: 302-311 [PMID:25036790]
ChEMBL Inhibition of partially purified recombinant 5-lipoxygenase (unknown origin) using arachidonic acid as substrate preincubated for 15 mins before substrate addition measured after 10 mins by HPLC analysis B 7.52 pIC50 30 nM IC50 Eur J Med Chem (2014) 84: 302-311 [PMID:25036790]
Salivary alpha-amylase in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL2478] [UniProtKB: P0DUB6]
ChEMBL Inhibition of human salivary alpha-amylase using GalG2CNP as substrate by UV-Vis spectrophotometric analysis B 2.98 pIC50 1043000 nM IC50 Bioorg Med Chem (2015) 23: 6725-6732 [PMID:26395057]
delta 4-desaturase, sphingolipid 1/Sphingolipid delta(4)-desaturase DES1 in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL2021749] [GtoPdb: 2484] [UniProtKB: O15121]
GtoPdb - - 6.52 pKi 300 nM Ki J Lipid Res (2014) 55: 1711-20 [PMID:24875537]
ChEMBL Noncompetitive inhibition of DES1 in human HGC-27 cell lysates assessed as inhibition constant B 6.52 pKi 300 nM Ki J Med Chem (2021) 64: 279-297 [PMID:33395289]
sphingosine kinase 1/Sphingosine kinase 1 in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL4394] [GtoPdb: 2204] [UniProtKB: Q9NYA1]
ChEMBL Inhibition of human recombinant SphK1 expressed in Sf9 cells assessed as radiolabeled products using 5 uM sphingosine and 10 uM gamma[32P]ATP by liquid scintillation counting B 4.77 pKi 17000 nM Ki J Med Chem (2015) 58: 1879-1899 [PMID:25643074]
ChEMBL Inhibition of recombinant human GST-tagged SphK1 using [3H]-sphingosine as substrate after 30 mins by scintillation counting method B 4.77 pKi 17000 nM Ki Eur J Med Chem (2017) 139: 461-481 [PMID:28822281]
ChEMBL Inhibition of SPHK1 (unknown origin) B 4.77 pKi 17000 nM Ki Bioorg Med Chem (2016) 24: 3218-3230 [PMID:27255176]
ChEMBL Inhibition of SphK1 (unknown origin) assessed as inhibition constant B 4.8 pKi 16000 nM Ki Eur J Med Chem (2021) 213: 113164-113164 [PMID:33454547]
ChEMBL Inhibition of SK1 (unknown origin) B 4.8 pKi 16000 nM Ki J Med Chem (2016) 59: 965-984 [PMID:26780304]
ChEMBL Inhibition of recombinant human SphK1 expressed in baculovirus infected Sf9 cells assessed as decrease in [33P]SIP production using D-erythro-sphingosine as substrate in presence of [gamma33P]-ATP by scintillation counting method B 4.8 pKi 16000 nM Ki Bioorg Med Chem (2021) 30: 115941-115941 [PMID:33385956]
ChEMBL Binding affinity to Sphk1 (unknown origin) assessed as inhibition constant B 4.8 pKi 16000 nM Ki Eur J Med Chem (2021) 210: 112953-112953 [PMID:33148490]
ChEMBL Inhibition of SK1 (unknown origin) B 4.8 pKi 16000 nM Ki J Med Chem (2021) 64: 279-297 [PMID:33395289]
ChEMBL Inhibition of recombinant human SPHK1 expressed in Escherichia coli using [3-3H]sphingosine as substrate after 30 mins by scintillation counting B 4.8 pKi 16000 nM Ki J Med Chem (2017) 60: 3933-3957 [PMID:28406646]
ChEMBL Inhibition of full-length SK1 (unknown origin) (2 to 384 residues) expressed in Escherichia coli using Sph as substrate by resorufin based fluorescence assay B 4.8 pKi 16000 nM Ki J Med Chem (2019) 62: 3658-3676 [PMID:30889352]
GtoPdb - - 4.8 pKi 16000 nM Ki J Pharmacol Exp Ther (2010) 333: 129-39 [PMID:20061445]
ChEMBL Inhibition of human recombinant SPHK1 expressed in baculovirus-infected Sf9 cells B 4.92 pKi 12000 nM Ki J Med Chem (2011) 54: 3524-3548 [PMID:21495716]
ChEMBL Inhibition of SPHK1 B 4.92 pKi 12000 nM Ki J Med Chem (2011) 54: 3524-3548 [PMID:21495716]
ChEMBL Inhibition of purified human SphK1 assessed as inhibition of formation of [33P]-S1P after 50 mins by scintillation counting B 6.3 pKi 500 nM Ki Bioorg Med Chem Lett (2013) 23: 4608-4616 [PMID:23845219]
ChEMBL Inhibition of recombinant human SphK1 using NBD-sphingosine as substrate after 2 hrs in presence of ATP by HPLC method B 4.46 pIC50 35000 nM IC50 Bioorg Med Chem (2017) 25: 3046-3052 [PMID:28408190]
ChEMBL Inhibition of SK1 (unknown origin) B 4.46 pIC50 35000 nM IC50 J Med Chem (2018) 61: 9811-9840 [PMID:29969256]
GtoPdb Measured using a GST-hSPHK1 fusion protein - 6.3 pIC50 500 nM IC50 Cancer Res (2003) 63: 5962-9 [PMID:14522923]
ChEMBL Non competitive inhibition of Sphk-(unknown origin) B 6.3 pIC50 500 nM IC50 J Med Chem (2022) 65: 893-921 [PMID:33539089]
ChEMBL Inhibition of SphK (unknown origin) B 6.3 pIC50 500 nM IC50 J Med Chem (2022) 65: 893-921 [PMID:33539089]
ChEMBL Inhibition of human Sphk1 (9 to 364 residues) B 6.3 pIC50 500 nM IC50 Eur J Med Chem (2020) 208: 112792-112792 [PMID:32949964]
sphingosine kinase 2/Sphingosine kinase 2 in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL3023] [GtoPdb: 2205] [UniProtKB: Q9NRA0]
ChEMBL Inhibition of SPHK2 (unknown origin) B 4.3 pKi 50000 nM Ki Bioorg Med Chem (2016) 24: 3218-3230 [PMID:27255176]
ChEMBL Inhibition of human recombinant SphK2 expressed in Sf9 cells assessed as radiolabeled products using 10 uM sphingosine and 10 uM gamma[32P]ATP by liquid scintillation counting B 4.3 pKi 50000 nM Ki J Med Chem (2015) 58: 1879-1899 [PMID:25643074]
ChEMBL Inhibition of SphK2 (unknown origin) assessed as inhibition constant B 5.1 pKi 8000 nM Ki Eur J Med Chem (2021) 213: 113164-113164 [PMID:33454547]
GtoPdb - - 5.1 pKi 7900 nM Ki PLoS ONE (2012) 7: e44543 [PMID:22970244]
ChEMBL Inhibition of recombinant human SPHK2 expressed in Escherichia coli using [3-3H]sphingosine as substrate after 30 mins by scintillation counting B 5.1 pKi 7900 nM Ki J Med Chem (2017) 60: 3933-3957 [PMID:28406646]
ChEMBL Inhibition of recombinant human SphK2 assessed as decrease in [33P]SIP production using sphingosine as substrate in presence of [gamma33P]-ATP by scintillation counting method B 5.1 pKi 7900 nM Ki Bioorg Med Chem (2021) 30: 115941-115941 [PMID:33385956]
ChEMBL Binding affinity to Sphk2 (unknown origin) assessed as inhibition constant B 5.1 pKi 7900 nM Ki Eur J Med Chem (2021) 210: 112953-112953 [PMID:33148490]
ChEMBL Inhibition of SK2 (unknown origin) B 5.1 pKi 7900 nM Ki J Med Chem (2021) 64: 279-297 [PMID:33395289]
ChEMBL Inhibition of SK2 (unknown origin) B 5.1 pKi 7900 nM Ki J Med Chem (2016) 59: 965-984 [PMID:26780304]
ChEMBL Inhibition of SK2 (unknown origin) B 5.17 pKi 6700 nM Ki J Med Chem (2019) 62: 3658-3676 [PMID:30889352]
ChEMBL Inhibition of recombinant human SphK2 using NBD-sphingosine as substrate after 2 hrs in presence of ATP by HPLC method B 4.7 pIC50 20000 nM IC50 Bioorg Med Chem (2017) 25: 3046-3052 [PMID:28408190]
ChEMBL Inhibition of SK2 (unknown origin) B 4.7 pIC50 20000 nM IC50 J Med Chem (2018) 61: 9811-9840 [PMID:29969256]
sphingosine kinase 2/Sphingosine kinase 2 in Mouse (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL1075305] [GtoPdb: 2205] [UniProtKB: Q9JIA7]
ChEMBL Inhibition of mouse recombinant SPHK2 expressed in baculovirus-infected Sf9 cells B 4.48 pKi 33000 nM Ki J Med Chem (2011) 54: 3524-3548 [PMID:21495716]
Transitional endoplasmic reticulum ATPase in Human (target type: SINGLE PROTEIN) [ChEMBL: CHEMBL1075145] [UniProtKB: P55072]
ChEMBL Inhibition of VCP assessed as conversion of ATP to ADP by enzyme coupled glucokinase assay B 7.15 pIC50 70 nM IC50 Bioorg Med Chem Lett (2010) 20: 1677-1679 [PMID:20137940]
ChEMBL Inhibition of VCP in human HeLa cells assessed as stabilization of ubiquitin-tagged luciferase after 24 hrs by reporter gene assay B 5.92 pEC50 <1200 nM EC50 Bioorg Med Chem Lett (2010) 20: 1677-1679 [PMID:20137940]

ChEMBL data shown on this page come from version 34:

Zdrazil B, Felix E, Hunter F, Manners EJ, Blackshaw J, Corbett S, de Veij M, Ioannidis H, Lopez DM, Mosquera JF, Magarinos MP, Bosc N, Arcila R, Kizilören T, Gaulton A, Bento AP, Adasme MF, Monecke P, Landrum GA, Leach AR. (2024). The ChEMBL Database in 2023: a drug discovery platform spanning multiple bioactivity data types and time periods. Nucleic Acids Res., 52(D1). DOI: 10.1093/nar/gkad1004. [EPMCID:10767899] [PMID:37933841]
Davies M, Nowotka M, Papadatos G, Dedman N, Gaulton A, Atkinson F, Bellis L, Overington JP. (2015) 'ChEMBL web services: streamlining access to drug discovery data and utilities.' Nucleic Acids Res., 43(W1). DOI: 10.1093/nar/gkv352. [EPMCID:25883136]