Ser441
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Home > Phosphorylation Site Page: > Ser441  -  p70S6K (mouse)

Site Information
sPRRFIGsPRtPVsP   SwissProt Entrez-Gene
Blast this site against: NCBI  SwissProt  PDB 
Site Group ID: 450015

In vivo Characterization
Methods used to characterize site in vivo:
mass spectrometry ( 1 , 2 , 3 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 ) , phospho-antibody ( 13 ) , western blotting ( 13 )
Relevant cell line - cell type - tissue:
'3T3-L1, differentiated' (adipocyte) ( 2 , 5 ) , 'stem, mesenchymal' ( 11 ) , 32Dcl3 (myeloid) [FLT3 (mouse), transfection, chimera with human FLT3-ITD mutant (corresponding to wild type P36888 ( 10 ) , 32Dcl3 (myeloid) ( 10 ) , brain ( 7 ) , CHO (fibroblast) [Tau iso8 (human)] ( 13 ) , embryo ( 7 ) , heart ( 6 ) , liver ( 1 , 7 , 12 ) , MEF (fibroblast) [TSC2 (mouse), homozygous knockout] ( 8 ) , mpkCCD (renal) ( 9 ) , RAW 264.7 (macrophage) ( 3 )

Upstream Regulation
Regulatory protein:
FLT3 (mouse) ( 10 )
Treatments:
insulin ( 5 ) , LY294002 ( 5 ) , MK-2206 ( 5 ) , rapamycin ( 8 ) , troglitazone ( 13 )

References 

1

Robles MS, Humphrey SJ, Mann M (2017) Phosphorylation Is a Central Mechanism for Circadian Control of Metabolism and Physiology. Cell Metab 25, 118-127
27818261   Curated Info

2

Minard AY, et al. (2016) mTORC1 Is a Major Regulatory Node in the FGF21 Signaling Network in Adipocytes. Cell Rep 17, 29-36
27681418   Curated Info

3

Pinto SM, et al. (2015) Quantitative phosphoproteomic analysis of IL-33-mediated signaling. Proteomics 15, 532-44
25367039   Curated Info

4

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

5

Humphrey SJ, et al. (2013) Dynamic Adipocyte Phosphoproteome Reveals that Akt Directly Regulates mTORC2. Cell Metab 17, 1009-20
23684622   Curated Info

6

Lundby A, et al. (2013) In vivo phosphoproteomics analysis reveals the cardiac targets of β-adrenergic receptor signaling. Sci Signal 6, rs11
23737553   Curated Info

7

Stokes MP, et al. (2012) PTMScan Direct: Identification and Quantification of Peptides from Critical Signaling Proteins by Immunoaffinity Enrichment Coupled with LC-MS/MS. Mol Cell Proteomics 11, 187-201
22322096   Curated Info

8

Yu Y, et al. (2011) Phosphoproteomic analysis identifies Grb10 as an mTORC1 substrate that negatively regulates insulin signaling. Science 332, 1322-6
21659605   Curated Info

9

Rinschen MM, et al. (2010) Quantitative phosphoproteomic analysis reveals vasopressin V2-receptor-dependent signaling pathways in renal collecting duct cells. Proc Natl Acad Sci U S A 107, 3882-7
20139300   Curated Info

10

Choudhary C, et al. (2009) Mislocalized activation of oncogenic RTKs switches downstream signaling outcomes. Mol Cell 36, 326-39
19854140   Curated Info

11

Yu J (2007) CST Curation Set: 3382; Year: 2007; Biosample/Treatment: cell line, Mouse Mesenchymal Stem Cells/bFGF; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: PXpSP, pSPX(K/R) Antibodies Used to Purify Peptides prior to LCMS: Phospho-MAPK/CDK Substrates (PXSP or SPXR/K) (34B2) Rabbit mAb Cat#: 2325, PTMScan(R) Phospho-MAPK/CDK Substrate Motif (PXS*P, S*PXK/R) Immunoaffinity Beads Cat#: 1982
Curated Info

12

Villén J, Beausoleil SA, Gerber SA, Gygi SP (2007) Large-scale phosphorylation analysis of mouse liver. Proc Natl Acad Sci U S A 104, 1488-93
17242355   Curated Info

13

d'Abramo C, Ricciarelli R, Pronzato MA, Davies P (2006) Troglitazone, a peroxisome proliferator-activated receptor-gamma agonist, decreases tau phosphorylation in CHOtau4R cells. J Neurochem 98, 1068-77
16787414   Curated Info