Ser389
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Home > Phosphorylation Site Page: > Ser389  -  RSK4 (human)

Site Information
HQLFkGFsFVATSIA   SwissProt Entrez-Gene
Blast this site against: NCBI  SwissProt  PDB 
Site Group ID: 457602

In vivo Characterization
Methods used to characterize site in vivo:
mass spectrometry ( 1 , 3 , 4 , 5 , 6 , 7 ) , peptide sequencing ( 8 ) , western blotting ( 8 )
Disease tissue studied:
HER2 positive breast cancer ( 1 ) , luminal A breast cancer ( 1 ) , luminal B breast cancer ( 1 ) , breast cancer, surrounding tissue ( 1 ) , breast cancer, triple negative ( 1 ) , lung cancer ( 6 , 7 ) , non-small cell lung cancer ( 6 , 7 ) , non-small cell lung adenocarcinoma ( 6 , 7 ) , non-small cell squamous cell lung carcinoma ( 6 , 7 )
Relevant cell line - cell type - tissue:
breast ( 1 ) , CHO (fibroblast) ( 8 ) , COS (fibroblast) ( 8 ) , ES (stem) ( 8 ) , HUES-9 ('stem, embryonic') ( 5 ) , NCI-H1703 (squamous) ( 6 , 7 ) , SH-SY5Y (neural crest) [LRRK2 (human), transfection, over-expression of LRRK2(G2019S)] ( 3 )

Upstream Regulation
Treatments:
EGF ( 8 ) , insulin ( 8 ) , U0126 ( 8 )

Downstream Regulation
Effects of modification on RSK4:
enzymatic activity, induced ( 8 )

References 

1

Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62
27251275   Curated Info

2

Mertins P, et al. (2014) Ischemia in tumors induces early and sustained phosphorylation changes in stress kinase pathways but does not affect global protein levels. Mol Cell Proteomics 13, 1690-704
24719451   Curated Info

3

Luerman GC, et al. (2014) Phosphoproteomic evaluation of pharmacological inhibition of leucine-rich repeat kinase 2 reveals significant off-target effects of LRRK-2-IN-1. J Neurochem 128, 561-76
24117733   Curated Info

4

Rikova K (2012) CST Curation Set: 13915; Year: 2012; Biosample/Treatment: cell line, Mix of TMT treated cell lines 1/treated; Disease: -; SILAC: -;
Curated Info

5

Rigbolt KT, et al. (2011) System-wide temporal characterization of the proteome and phosphoproteome of human embryonic stem cell differentiation. Sci Signal 4, rs3
21406692   Curated Info

6

Moritz A (2010) CST Curation Set: 9241; Year: 2010; Biosample/Treatment: cell line, NCI-H1703/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY])
Curated Info

7

Possemato A (2009) CST Curation Set: 8410; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P
Curated Info

8

Dümmler BA, et al. (2005) Functional characterization of human RSK4, a new 90-kDa ribosomal S6 kinase, reveals constitutive activation in most cell types. J Biol Chem 280, 13304-14
15632195   Curated Info

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