Ser4620

Site Information
QSSkGyysPysVsGs SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 452430

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 3 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 )
Disease tissue studied:	anthrax infection ( 15 ) , brain cancer ( 10 , 11 , 12 ) , neuroendocrine cancer ( 10 , 11 , 12 ) , melanoma skin cancer ( 23 )
Relevant cell line - cell type - tissue:	'3T3-L1, differentiated' (adipocyte) ( 1 , 7 ) , 'brain, embryonic' ( 28 ) , 'fat, brown' ( 16 ) , 32Dcl3 (myeloid) [FLT3 (mouse), transfection, chimera with human FLT3-ITD mutant (corresponding to wild type P36888 ( 21 ) , 32Dcl3 (myeloid) ( 21 ) , 3T3 (fibroblast) [CDC42 (human), transfection] ( 5 ) , 3T3 (fibroblast) [KRas (human), transfection] ( 5 ) , 3T3 (fibroblast) ( 5 ) , brain ( 10 , 11 , 12 , 24 , 25 , 26 , 27 ) , fibroblast-lung ( 18 , 19 , 20 , 22 ) , heart ( 8 , 16 , 29 ) , kidney ( 16 ) , liver ( 6 , 16 , 30 ) , lung ( 16 ) , macrophage-bone marrow ( 17 ) , macrophage-bone marrow [DUSP1 (mouse), homozygous knockout] ( 17 ) , macrophage-peritoneum ( 9 ) , MC3T3-E1 (preosteoblast) ( 2 ) , MEF (fibroblast) [p53 (mouse), homozygous knockout] ( 13 ) , MEF (fibroblast) [TSC2 (mouse), homozygous knockout] ( 14 ) , pancreas ( 16 ) , RAW 264.7 (macrophage) ( 3 ) , skin [mGluR1 (mouse), transgenic, TG mutant mice] ( 23 ) , spleen ( 15 , 16 ) , testis ( 16 )

Upstream Regulation
Regulatory protein:	KRas (mouse) ( 5 ) , PAK4 (mouse) ( 5 )
Treatments:	LPS ( 17 ) , PTH(1-34) ( 2 ) , refeeding ( 6 )

References
1	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
2	Williams GR, et al. (2016) Exploring G protein-coupled receptor signaling networks using SILAC-based phosphoproteomics. Methods 92, 36-50 26160508 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	Gnad F, et al. (2013) Systems-wide Analysis of K-Ras, Cdc42, and PAK4 Signaling by Quantitative Phosphoproteomics. Mol Cell Proteomics 12, 2070-80 23608596 Curated Info
6	Wilson-Grady JT, Haas W, Gygi SP (2013) Quantitative comparison of the fasted and re-fed mouse liver phosphoproteomes using lower pH reductive dimethylation. Methods 61, 277-86 23567750 Curated Info
7	Humphrey SJ, et al. (2013) Dynamic Adipocyte Phosphoproteome Reveals that Akt Directly Regulates mTORC2. Cell Metab 17, 1009-20 23684622 Curated Info
8	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
9	Wu X, et al. (2012) Investigation of receptor interacting protein (RIP3)-dependent protein phosphorylation by quantitative phosphoproteomics. Mol Cell Proteomics 11, 1640-51 22942356 Curated Info
10	Guo A (2011) CST Curation Set: 12733; Year: 2011; Biosample/Treatment: tissue, brain/untreated; Disease: brain cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
11	Guo A (2011) CST Curation Set: 12734; Year: 2011; Biosample/Treatment: tissue, brain/untreated; Disease: brain cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
12	Guo A (2011) CST Curation Set: 12735; Year: 2011; Biosample/Treatment: tissue, brain/untreated; Disease: brain cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
13	Hsu PP, et al. (2011) The mTOR-regulated phosphoproteome reveals a mechanism of mTORC1-mediated inhibition of growth factor signaling. Science 332, 1317-22 21659604 Curated Info
14	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
15	Manes NP, et al. (2011) Discovery of mouse spleen signaling responses to anthrax using label-free quantitative phosphoproteomics via mass spectrometry. Mol Cell Proteomics 10, M110.000927 21189417 Curated Info
16	Huttlin EL, et al. (2010) A tissue-specific atlas of mouse protein phosphorylation and expression. Cell 143, 1174-89 21183079 Curated Info
17	Weintz G, et al. (2010) The phosphoproteome of toll-like receptor-activated macrophages. Mol Syst Biol 6, 371 20531401 Curated Info
18	Guo A (2010) CST Curation Set: 9813; Year: 2010; Biosample/Treatment: cell line, mouse lung fibroblasts/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
19	Guo A (2010) CST Curation Set: 9811; Year: 2010; Biosample/Treatment: cell line, mouse lung fibroblasts/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
20	Guo A (2010) CST Curation Set: 9812; Year: 2010; Biosample/Treatment: cell line, mouse lung fibroblasts/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
21	Choudhary C, et al. (2009) Mislocalized activation of oncogenic RTKs switches downstream signaling outcomes. Mol Cell 36, 326-39 19854140 Curated Info
22	Guo A (2009) CST Curation Set: 6840; Year: 2009; Biosample/Treatment: cell line, mouse lung fibroblasts/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXRXXS/T) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
23	Zanivan S, et al. (2008) Solid tumor proteome and phosphoproteome analysis by high resolution mass spectrometry. J Proteome Res 7, 5314-26 19367708 Curated Info
24	Guo A (2008) CST Curation Set: 5004; Year: 2008; Biosample/Treatment: tissue, brain/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
25	Guo A (2008) CST Curation Set: 5005; Year: 2008; Biosample/Treatment: tissue, brain/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
26	Guo A (2008) CST Curation Set: 5006; Year: 2008; Biosample/Treatment: tissue, brain/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
27	Zhou J (2008) CST Curation Set: 4784; Year: 2008; Biosample/Treatment: tissue, brain/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
28	Zhou J (2008) CST Curation Set: 4785; Year: 2008; Biosample/Treatment: tissue, brain/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
29	Zhou J (2008) CST Curation Set: 4786; Year: 2008; Biosample/Treatment: tissue, heart/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info
30	Zhou J (2008) CST Curation Set: 4787; Year: 2008; Biosample/Treatment: tissue, liver/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) CDKs Substrate Antibody Cat#: 2324, PTMScan(R) Phospho-CDK Substrate Motif (K/RS*PXK/R) Immunoaffinity Beads Cat#: 1981 Curated Info