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Overview

Uniprot IDQ9Y6E0
Protein NameSerine/threonine-protein kinase 24
Gene NameSTK24
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
292 FILRNAKKTSYLTEL

Function

Serine/threonine-protein kinase that acts on both serine and threonine residues and promotes apoptosis in response to stress stimuli and caspase activation. Mediates oxidative-stress-induced cell death by modulating phosphorylation of JNK1-JNK2 (MAPK8 and MAPK9), p38 (MAPK11, MAPK12, MAPK13 and MAPK14) during oxidative stress. Plays a role in a staurosporine-induced caspase-independent apoptotic pathway by regulating the nuclear translocation of AIFM1 and ENDOG and the DNase activity associated with ENDOG. Phosphorylates STK38L on 'Thr-442' and stimulates its kinase activity. In association with STK26 negatively regulates Golgi reorientation in polarized cell migration upon RHO activation (PubMed:27807006). Also regulates cellular migration with alteration of PTPN12 activity and PXN phosphorylation: phosphorylates PTPN12 and inhibits its activity and may regulate PXN phosphorylation through PTPN12. May act as a key regulator of axon regeneration in the optic nerve and radial nerve. Part of the striatin-interacting phosphatase and kinase (STRIPAK) complexes. STRIPAK complexes have critical roles in protein (de)phosphorylation and are regulators of multiple signaling pathways including Hippo, MAPK, nuclear receptor and cytoskeleton remodeling. Different types of STRIPAK complexes are involved in a variety of biological processes such as cell growth, differentiation, apoptosis, metabolism and immune regulation (PubMed:18782753)

Protein Sequence

10 MDSRAQLWGL 20 ALNKRRATLP 30 HPGGSTNLKA 40 DPEELFTKLE 50 KIGKGSFGEV 60 FKGIDNRTQK 70 VVAIKIIDLE 80 EAEDEIEDIQ 90 QEITVLSQCD 100 SPYVTKYYGS 110 YLKDTKLWII 120 MEYLGGGSAL 130 DLLEPGPLDE 140 TQIATILREI 150 LKGLDYLHSE 160 KKIHRDIKAA 170 NVLLSEHGEV 180 KLADFGVAGQ 190 LTDTQIKRNT 200 FVGTPFWMAP 210 EVIKQSAYDS 220 KADIWSLGIT 230 AIELARGEPP 240 HSELHPMKVL 250 FLIPKNNPPT 260 LEGNYSKPLK 270 EFVEACLNKE 280 PSFRPTAKEL 290 LKHKFILRNA 300 KKTSYLTELI 310 DRYKRWKAEQ 320 SHDDSSSEDS 330 DAETDGQASG 340 GSDSGDWIFT 350 IREKDPKNLE 360 NGALQPSDLD 370 RNKMKDIPKR 380 PFSQCLSTII 390 SPLFAELKEK 400 SQACGGNLGS 410 IEELRGAIYL 420 AEEACPGISD 430 TMVAQLVQRL 440 QRYSLSGGGT SSH

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005737 cytoplasm
Cellular Component GO:0005829 cytosol
Cellular Component GO:0070062 extracellular exosome
Cellular Component GO:0090443 FAR/SIN/STRIPAK complex
Cellular Component GO:0005794 Golgi apparatus
Cellular Component GO:0016020 membrane
Cellular Component GO:0005730 nucleolus
Cellular Component GO:0005654 nucleoplasm
Cellular Component GO:0005634 nucleus
Molecular Function GO:0005524 ATP binding
Molecular Function GO:0045296 cadherin binding
Molecular Function GO:0046872 metal ion binding
Molecular Function GO:0004672 protein kinase activity
Molecular Function GO:0106310 protein serine kinase activity
Molecular Function GO:0004674 protein serine/threonine kinase activity
Biological Process GO:0034599 cellular response to oxidative stress
Biological Process GO:0009267 cellular response to starvation
Biological Process GO:0097194 execution phase of apoptosis
Biological Process GO:0035556 intracellular signal transduction
Biological Process GO:0008631 intrinsic apoptotic signaling pathway in response to oxidative stress
Biological Process GO:0030336 negative regulation of cell migration
Biological Process GO:0046777 protein autophosphorylation
Biological Process GO:0006468 protein phosphorylation
Biological Process GO:0048679 regulation of axon regeneration
Biological Process GO:0007165 signal transduction

Reference

[1] Yang Z, Yan C, Ma J, Peng P, Ren X et al.. Lactylome analysis suggests lactylation-dependent mechanisms of metabolic adaptation in hepatocellular carcinoma.. Nat Metab 5(1):61-79. 2023 Jan. PMID: 36593272.