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SRSF protein kinase 1

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Target id: 2208

Nomenclature: SRSF protein kinase 1

Abbreviated Name: SRPK1

Family: SRPK family

Contents:

Gene and Protein Information Click here for help
Species TM AA Chromosomal Location Gene Symbol Gene Name Reference
Human - 655 6p21.31 SRPK1 SRSF protein kinase 1
Mouse - 648 17 A3.3 Srpk1 serine/arginine-rich protein specific kinase 1
Rat - 655 20 p12 Srpk1 SRSF protein kinase 1
Previous and Unofficial Names Click here for help
SFRSK1 | SR protein kinase 1 | SR protein-specific kinase 1
Database Links Click here for help
Alphafold Q96SB4 (Hs), O70551 (Mm)
BRENDA 2.7.11.1
ChEMBL Target CHEMBL4375 (Hs), CHEMBL4105750 (Mm)
Ensembl Gene ENSG00000096063 (Hs), ENSMUSG00000004865 (Mm), ENSRNOG00000000511 (Rn)
Entrez Gene 6732 (Hs), 20815 (Mm), 361811 (Rn)
Human Protein Atlas ENSG00000096063 (Hs)
KEGG Enzyme 2.7.11.1
KEGG Gene hsa:6732 (Hs), mmu:20815 (Mm), rno:361811 (Rn)
OMIM 601939 (Hs)
Pharos Q96SB4 (Hs)
RefSeq Nucleotide NM_003137 (Hs), NM_016795 (Mm), NM_001025726 (Rn)
RefSeq Protein NP_003128 (Hs), NP_058075 (Mm), NP_001020897 (Rn)
UniProtKB Q96SB4 (Hs), O70551 (Mm)
Wikipedia SRPK1 (Hs)
Selected 3D Structures Click here for help
Image of receptor 3D structure from RCSB PDB
Description:  X-ray structure of SRPK1.
PDB Id:  1WAK
Resolution:  1.73Å
Species:  Human
References:  5
Image of receptor 3D structure from RCSB PDB
Description:  Crystal structure of SR protein kinase 1 complexed to its substrate ASF/SF2
PDB Id:  3BEG
Resolution:  2.9Å
Species:  Human
References:  4
Enzyme Reaction Click here for help
EC Number: 2.7.11.1

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
compound 13 [PMID: 15925511] Small molecule or natural product Hs Inhibition 7.4 pIC50 6
⤷ pIC50 7.4 (IC50 4x10-8 M) [6]
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: 2,7
Key to terms and symbols Click column headers to sort
Target used in screen: SRPK1
Ligand Sp. Type Action Value Parameter
staurosporine Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 8.3 pKd
lestaurtinib Small molecule or natural product Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 8.0 pKd
PHA-665752 Small molecule or natural product Hs Inhibitor Inhibition 7.4 pKd
midostaurin Small molecule or natural product Approved drug Ligand has a PDB structure Immunopharmacology Ligand Hs Inhibitor Inhibition 7.4 pKd
KW-2449 Small molecule or natural product Hs Inhibitor Inhibition 7.3 pKd
tozasertib Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 7.1 pKd
fedratinib Small molecule or natural product Approved drug Ligand has a PDB structure Hs Inhibitor Inhibition 6.8 pKd
sunitinib Small molecule or natural product Approved drug Ligand has a PDB structure Hs Inhibitor Inhibition 6.6 pKd
dovitinib Small molecule or natural product Hs Inhibitor Inhibition 6.4 pKd
A-674563 Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 6.3 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: SRPK1/SRPK1
Ligand Sp. Type Action % Activity remaining at 0.5µM % Activity remaining at 1µM % Activity remaining at 10µM
staurosporine Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 17.8 9.0 -3.5
Cdk1/2 inhibitor III Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 25.9 -2.0 7.0
compound 52 [PMID: 9677190] Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 61.7 41.0 -2.0
aminopurvalanol A Small molecule or natural product Hs Inhibitor Inhibition 62.1 34.0 14.0
SU6656 Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 63.8 20.0 8.0
Syk inhibitor Small molecule or natural product Immunopharmacology Ligand Hs Inhibitor Inhibition 69.0 39.0 13.0
indirubin derivative E804 Small molecule or natural product Hs Inhibitor Inhibition 71.3 93.0 48.0
purvalanol A Small molecule or natural product Hs Inhibitor Inhibition 77.0 52.0 -1.0
SU11274 Small molecule or natural product Ligand has a PDB structure Hs Inhibitor Inhibition 77.3 72.0 25.0
casein kinase II inhibitor III Small molecule or natural product Hs Inhibitor Inhibition 79.3 124.0 118.0
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. Ngo JC, Giang K, Chakrabarti S, Ma CT, Huynh N, Hagopian JC, Dorrestein PC, Fu XD, Adams JA, Ghosh G. (2008) A sliding docking interaction is essential for sequential and processive phosphorylation of an SR protein by SRPK1. Mol Cell, 29 (5): 563-76. [PMID:18342604]

5. Ngo JC, Gullingsrud J, Giang K, Yeh MJ, Fu XD, Adams JA, McCammon JA, Ghosh G. (2007) SR protein kinase 1 is resilient to inactivation. Structure, 15 (1): 123-33. [PMID:17223538]

6. Székelyhidi Z, Pató J, Wáczek F, Bánhegyi P, Hegymegi-Barakonyi B, Erös D, Mészáros G, Hollósy F, Hafenbradl D, Obert S et al.. (2005) Synthesis of selective SRPK-1 inhibitors: novel tricyclic quinoxaline derivatives. Bioorg Med Chem Lett, 15 (13): 3241-6. [PMID:15925511]

7. 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 1. Last modified on 22/09/2015. Accessed on 30/10/2025. IUPHAR/BPS Guide to PHARMACOLOGY, https://www.guidetomalariapharmacology.org/GRAC/ObjectDisplayForward?objectId=2208.