SRSF protein kinase 3 | SRPK family | IUPHAR/BPS Guide to PHARMACOLOGY

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SRSF protein kinase 3

Target not currently curated in GtoImmuPdb

Target id: 2210

Nomenclature: SRSF protein kinase 3

Abbreviated Name: MSSK1

Family: SRPK family

Annotation status:  image of an orange circle Annotated and awaiting review. Please contact us if you can help with reviewing.  » Email us

Gene and Protein Information
Species TM AA Chromosomal Location Gene Symbol Gene Name Reference
Human - 567 Xq28 SRPK3 SRSF protein kinase 3
Mouse - 565 X A7.3 Srpk3 serine/arginine-rich protein specific kinase 3
Rat - 563 X q37 Srpk3 SRSF protein kinase 3
Previous and Unofficial Names
muscle-specific serine kinase 1 | serine/threonine kinase 23 | STK23
Database Links
ChEMBL Target
Ensembl Gene
Entrez Gene
Human Protein Atlas
KEGG Enzyme
RefSeq Nucleotide
RefSeq Protein
Enzyme Reaction
EC Number:

Download all structure-activity data for this target as a CSV file

Key to terms and symbols View all chemical structures Click column headers to sort
Ligand Sp. Action Value Parameter Reference
compound 25 [PMID: 17935989] Hs Inhibition <5.8 pKi 4
pKi <5.8 (Ki >1.736x10-6 M) [4]
DiscoveRx KINOMEscan® screen
A screen of 72 inhibitors against 456 human kinases. Quantitative data were derived using DiscoveRx KINOMEscan® platform.
Reference: 2,5

Key to terms and symbols Click column headers to sort
Target used in screen: SRPK3
Ligand Sp. Type Action Value Parameter
lestaurtinib Hs Inhibitor Inhibition 7.9 pKd
sunitinib Hs Inhibitor Inhibition 7.2 pKd
staurosporine Hs Inhibitor Inhibition 7.1 pKd
midostaurin Hs Inhibitor Inhibition 7.1 pKd
SU-14813 Hs Inhibitor Inhibition 6.9 pKd
fedratinib Hs Inhibitor Inhibition 6.8 pKd
KW-2449 Hs Inhibitor Inhibition 6.7 pKd
tozasertib Hs Inhibitor Inhibition 6.6 pKd
dovitinib Hs Inhibitor Inhibition 6.6 pKd
tamatinib Hs Inhibitor Inhibition 6.4 pKd
Displaying the top 10 most potent ligands  View all ligands in screen »
EMD Millipore KinaseProfilerTM screen/Reaction Biology Kinase HotspotSM screen
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.

Reference: 1,3

Key to terms and symbols Click column headers to sort
Target used in screen: MSSK1/MSSK1(STK23)
Ligand Sp. Type Action % Activity remaining at 0.5µM % Activity remaining at 1µM % Activity remaining at 10µM
K-252a Hs Inhibitor Inhibition 26.8 11.0 2.0
aminopurvalanol A Hs Inhibitor Inhibition 37.7 40.0 12.0
compound 52 [PMID: 9677190] Hs Inhibitor Inhibition 47.7 61.0 19.0
Cdk1/2 inhibitor III Hs Inhibitor Inhibition 48.7 37.0 12.0
JAK inhibitor I Hs Inhibitor Inhibition 58.6 79.0 75.0
indirubin derivative E804 Hs Inhibitor Inhibition 59.5 62.0 42.0
GSK-3 inhibitor XIII Hs Inhibitor Inhibition 61.5 46.0 16.0
SB 218078 Hs Inhibitor Inhibition 63.6 99.0 96.0
casein kinase II inhibitor III Hs Inhibitor Inhibition 66.9 124.0 100.0
SU6656 Hs Inhibitor Inhibition 67.2 98.0 77.0
Displaying the top 10 most potent ligands  View all ligands in screen »


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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. Tao ZF, Chen Z, Bui MH, Kovar P, Johnson E, Bouska J, Zhang H, Rosenberg S, Sowin T, Lin NH. (2007) Macrocyclic ureas as potent and selective Chk1 inhibitors: an improved synthesis, kinome profiling, structure-activity relationships, and preliminary pharmacokinetics. Bioorg. Med. Chem. Lett., 17 (23): 6593-601. [PMID:17935989]

5. 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

SRPK family: SRSF protein kinase 3. Last modified on 11/09/2015. Accessed on 08/12/2019. IUPHAR/BPS Guide to PHARMACOLOGY,