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EPH receptor A8

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Target id: 1828

Nomenclature: EPH receptor A8

Abbreviated Name: EphA8

Family: Type XIII RTKs: Ephrin receptor family

Gene and Protein Information Click here for help
Species TM AA Chromosomal Location Gene Symbol Gene Name Reference
Human 1 1005 1p36.12 EPHA8 EPH receptor A8
Mouse 1 1004 4 D3 Epha8 Eph receptor A8
Rat - 372 5q36 Epha8 Eph receptor A8
Previous and Unofficial Names Click here for help
HEK3 | EPH- and ELK-related kinase | ephrin type-A receptor 8 | tyrosine-protein kinase receptor EEK
Database Links Click here for help
Alphafold
BRENDA
CATH/Gene3D
ChEMBL Target
Ensembl Gene
Entrez Gene
Human Protein Atlas
KEGG Enzyme
KEGG Gene
OMIM
Pharos
RefSeq Nucleotide
RefSeq Protein
UniProtKB
Wikipedia
Selected 3D Structures Click here for help
Image of receptor 3D structure from RCSB PDB
Description:  Kinase domain of human ephrin type-A receptor 8 (EPHA8)
PDB Id:  3KUL
Resolution:  2.15Å
Species:  Human
References: 
Enzyme Reaction Click here for help
EC Number: 2.7.10.1

Download all structure-activity data for this target as a CSV file go icon to follow link

Inhibitors
Key to terms and symbols View all chemical structures Click column headers to sort
Ligand Sp. Action Value Parameter Reference
DDR1/2 inhibitor 5n Small molecule or natural product Click here for species-specific activity table Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibition 7.1 pKd 7
pKd 7.1 (Kd 7.9x10-8 M) [7]
compound 66 [PMID: 19788238] Small molecule or natural product Click here for species-specific activity table Ligand has a PDB structure Hs Inhibition 8.4 pIC50 6
pIC50 8.4 (IC50 4.5x10-9 M) [6]
RIPK3 inhibitor 18 Small molecule or natural product Click here for species-specific activity table Immunopharmacology Ligand Hs Inhibition 7.6 pIC50 4
pIC50 7.6 (IC50 2.6x10-8 M) [4]
compound 20 [PMID: 23489211] Small molecule or natural product Click here for species-specific activity table Mm Inhibition 5.8 pIC50 5
pIC50 5.8 (IC50 1.5x10-6 M) [5]
View species-specific inhibitor tables
DiscoveRx KINOMEscan® screen Click here for help
A screen of 72 inhibitors against 456 human kinases. Quantitative data were derived using DiscoveRx KINOMEscan® platform.
http://www.discoverx.com/services/drug-discovery-development-services/kinase-profiling/kinomescan
Reference: 2,8

Key to terms and symbols Click column headers to sort
Target used in screen: EPHA8
Ligand Sp. Type Action Value Parameter
dasatinib Small molecule or natural product Approved drug Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 9.6 pKd
foretinib Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 8.7 pKd
PD-173955 Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 8.2 pKd
bosutinib Small molecule or natural product Approved drug Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 8.1 pKd
AST-487 Small molecule or natural product Hs Inhibitor Inhibition 7.7 pKd
nilotinib Small molecule or natural product Approved drug Ligand has a PDB structure Hs Inhibitor Inhibition 7.4 pKd
vandetanib Small molecule or natural product Approved drug Ligand has a PDB structure Hs Inhibitor Inhibition 7.0 pKd
staurosporine Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 6.7 pKd
PP-242 Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 6.6 pKd
doramapimod Small molecule or natural product Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 6.6 pKd
Displaying the top 10 most potent ligands  View all ligands in screen »
EMD Millipore KinaseProfilerTM screen/Reaction Biology Kinase HotspotSM screen Click here for help
A screen profiling 158 kinase inhibitors (Calbiochem Protein Kinase Inhibitor Library I and II, catalogue numbers 539744 and 539745) for their inhibitory activity at 1µM and 10µM against 234 human recombinant kinases using the EMD Millipore KinaseProfilerTM service.

A screen profiling the inhibitory activity of 178 commercially available kinase inhibitors at 0.5µM against a panel of 300 recombinant protein kinases using the Reaction Biology Corporation Kinase HotspotSM platform.

http://www.millipore.com/techpublications/tech1/pf3036
http://www.reactionbiology.com/webapps/main/pages/kinase.aspx


Reference: 1,3

Key to terms and symbols Click column headers to sort
Target used in screen: EphA8/EPHA8
Ligand Sp. Type Action % Activity remaining at 0.5µM % Activity remaining at 1µM % Activity remaining at 10µM
dasatinib Small molecule or natural product Approved drug Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 4.1
bosutinib Small molecule or natural product Approved drug Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 10.5
staurosporine Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 25.7 29.5 9.0
nilotinib Small molecule or natural product Approved drug Ligand has a PDB structure Hs Inhibitor Inhibition 28.4
vandetanib Small molecule or natural product Approved drug Ligand has a PDB structure Hs Inhibitor Inhibition 33.9
TWS119 Small molecule or natural product Hs Inhibitor Inhibition 57.5 30.0 6.0
PP1 analog II Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 66.8 33.0 6.0
tozasertib Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 77.1
SC-68376 Small molecule or natural product Hs Inhibitor Inhibition 78.8 65.0 54.0
dorsomorphin Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 79.8 90.0 41.0
Displaying the top 10 most potent ligands  View all ligands in screen »

References

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1. Anastassiadis T, Deacon SW, Devarajan K, Ma H, Peterson JR. (2011) Comprehensive assay of kinase catalytic activity reveals features of kinase inhibitor selectivity. Nat Biotechnol, 29 (11): 1039-45. [PMID:22037377]

2. Davis MI, Hunt JP, Herrgard S, Ciceri P, Wodicka LM, Pallares G, Hocker M, Treiber DK, Zarrinkar PP. (2011) Comprehensive analysis of kinase inhibitor selectivity. Nat Biotechnol, 29 (11): 1046-51. [PMID:22037378]

3. Gao Y, Davies SP, Augustin M, Woodward A, Patel UA, Kovelman R, Harvey KJ. (2013) A broad activity screen in support of a chemogenomic map for kinase signalling research and drug discovery. Biochem J, 451 (2): 313-28. [PMID:23398362]

4. Hart AC, Abell L, Guo J, Mertzman ME, Padmanabha R, Macor JE, Chaudhry C, Lu H, O'Malley K, Shaw PJ et al.. (2019) Identification of RIPK3 Type II Inhibitors Using High-Throughput Mechanistic Studies in Hit Triage. ACS Med Chem Lett, Article ASAP. DOI: 10.1021/acsmedchemlett.9b00065

5. Incerti M, Tognolini M, Russo S, Pala D, Giorgio C, Hassan-Mohamed I, Noberini R, Pasquale EB, Vicini P, Piersanti S et al.. (2013) Amino acid conjugates of lithocholic acid as antagonists of the EphA2 receptor. J Med Chem, 56 (7): 2936-47. [PMID:23489211]

6. Lafleur K, Huang D, Zhou T, Caflisch A, Nevado C. (2009) Structure-based optimization of potent and selective inhibitors of the tyrosine kinase erythropoietin producing human hepatocellular carcinoma receptor B4 (EphB4). J Med Chem, 52 (20): 6433-46. [PMID:19788238]

7. Wang Z, Zhang Y, Pinkas DM, Fox AE, Luo J, Huang H, Cui S, Xiang Q, Xu T, Xun Q et al.. (2018) Design, Synthesis, and Biological Evaluation of 3-(Imidazo[1,2- a]pyrazin-3-ylethynyl)-4-isopropyl- N-(3-((4-methylpiperazin-1-yl)methyl)-5-(trifluoromethyl)phenyl)benzamide as a Dual Inhibitor of Discoidin Domain Receptors 1 and 2. J Med Chem, 61 (17): 7977-7990. [PMID:30075624]

8. Wodicka LM, Ciceri P, Davis MI, Hunt JP, Floyd M, Salerno S, Hua XH, Ford JM, Armstrong RC, Zarrinkar PP et al.. (2010) Activation state-dependent binding of small molecule kinase inhibitors: structural insights from biochemistry. Chem Biol, 17 (11): 1241-9. [PMID:21095574]

How to cite this page

Type XIII RTKs: Ephrin receptor family: EPH receptor A8. Last modified on 17/05/2019. Accessed on 04/12/2024. IUPHAR/BPS Guide to PHARMACOLOGY, https://www.guidetomalariapharmacology.org/GRAC/ObjectDisplayForward?objectId=1828.