Ser421

Site Information
SETPGVPsPIAALKN SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 3197993

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 )
Disease tissue studied:	anthrax infection ( 7 ) , brain cancer ( 5 , 6 ) , neuroendocrine cancer ( 5 , 6 )
Relevant cell line - cell type - tissue:	'3T3-L1, differentiated' (adipocyte) ( 2 , 3 ) , brain ( 5 , 6 ) , Hepa 1-6 (epithelial) ( 9 ) , kidney ( 8 ) , lung ( 8 ) , macrophage-peritoneum ( 4 ) , MC3T3-E1 (preosteoblast) ( 1 ) , pancreas ( 8 ) , spleen ( 7 , 8 )

References
1	Williams GR, et al. (2016) Exploring G protein-coupled receptor signaling networks using SILAC-based phosphoproteomics. Methods 92, 36-50 26160508 Curated Info
2	Parker BL, et al. (2015) Targeted phosphoproteomics of insulin signaling using data-independent acquisition mass spectrometry. Sci Signal 8, rs6 26060331 Curated Info
3	Humphrey SJ, et al. (2013) Dynamic Adipocyte Phosphoproteome Reveals that Akt Directly Regulates mTORC2. Cell Metab 17, 1009-20 23684622 Curated Info
4	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
5	Guo A (2011) CST Curation Set: 12736; Year: 2011; Biosample/Treatment: tissue, brain/untreated; Disease: brain cancer; 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 (PXSP, SPXK/R) Immunoaffinity Beads Cat#: 1982 Curated Info
6	Guo A (2011) CST Curation Set: 12737; Year: 2011; Biosample/Treatment: tissue, brain/untreated; Disease: brain cancer; 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 (PXSP, SPXK/R) Immunoaffinity Beads Cat#: 1982 Curated Info
7	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
8	Huttlin EL, et al. (2010) A tissue-specific atlas of mouse protein phosphorylation and expression. Cell 143, 1174-89 21183079 Curated Info
9	Pan C, Gnad F, Olsen JV, Mann M (2008) Quantitative phosphoproteome analysis of a mouse liver cell line reveals specificity of phosphatase inhibitors. Proteomics 8, 4534-46 18846507 Curated Info