Ser303

Site Information
IRsQVVRsRtPsAsH SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 1210470

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 )
Disease tissue studied:	neuroblastoma ( 8 )
Relevant cell line - cell type - tissue:	'3T3-L1, differentiated' (adipocyte) ( 2 , 5 ) , 'fat, brown' ( 9 ) , 3T3-L1 (fibroblast) ( 23 , 24 ) , BaF3 ('B lymphocyte, precursor') ( 22 ) , brain ( 9 ) , C2C12 (myoblast) ( 15 , 16 ) , fibroblast-lung ( 11 , 12 , 13 , 14 ) , heart ( 9 ) , kidney ( 9 ) , liver ( 9 ) , lung ( 9 ) , macrophage-bone marrow ( 10 ) , macrophage-bone marrow [DUSP1 (mouse), homozygous knockout] ( 10 ) , macrophage-peritoneum ( 6 ) , MC3T3-E1 (preosteoblast) ( 3 ) , MEF (fibroblast) [TSC2 (mouse), homozygous knockout] ( 7 ) , N1E-115 (neuron) ( 8 ) , pancreas ( 9 ) , RAW 264.7 (macrophage) ( 4 ) , spleen ( 9 ) , testis ( 9 )

Upstream Regulation
Treatments:	insulin ( 5 ) , LY294002 ( 5 )

References
1	Sacco F, et al. (2016) Glucose-regulated and drug-perturbed phosphoproteome reveals molecular mechanisms controlling insulin secretion. Nat Commun 7, 13250 27841257 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	Williams GR, et al. (2016) Exploring G protein-coupled receptor signaling networks using SILAC-based phosphoproteomics. Methods 92, 36-50 26160508 Curated Info
4	Pinto SM, et al. (2015) Quantitative phosphoproteomic analysis of IL-33-mediated signaling. Proteomics 15, 532-44 25367039 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	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
7	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
8	Wang Y, et al. (2011) Spatial phosphoprotein profiling reveals a compartmentalized extracellular signal-regulated kinase switch governing neurite growth and retraction. J Biol Chem 286, 18190-201 21454597 Curated Info
9	Huttlin EL, et al. (2010) A tissue-specific atlas of mouse protein phosphorylation and expression. Cell 143, 1174-89 21183079 Curated Info
10	Weintz G, et al. (2010) The phosphoproteome of toll-like receptor-activated macrophages. Mol Syst Biol 6, 371 20531401 Curated Info
11	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
12	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
13	Guo A (2009) CST Curation Set: 6406; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
14	Guo A (2009) CST Curation Set: 6403; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
15	Possemato A (2008) CST Curation Set: 5252; Year: 2008; Biosample/Treatment: cell line, C2C12/serum starved; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
16	Possemato A (2008) CST Curation Set: 5034; Year: 2008; Biosample/Treatment: cell line, C2C12/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
17	Guo A (2008) CST Curation Set: 4004; Year: 2008; Biosample/Treatment: cell line, E5/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
18	Guo A (2008) CST Curation Set: 4006; Year: 2008; Biosample/Treatment: cell line, E5 mLST8 deletion-2/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
19	Guo A (2007) CST Curation Set: 3462; Year: 2007; Biosample/Treatment: cell line, E2-1802/rapamycin; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
20	Guo A (2007) CST Curation Set: 3463; Year: 2007; Biosample/Treatment: cell line, E6-rictor+/+/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
21	Guo A (2007) CST Curation Set: 3464; Year: 2007; Biosample/Treatment: cell line, E6-rictor-/-/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
22	Gu T (2007) CST Curation Set: 3420; Year: 2007; Biosample/Treatment: cell line, BaF3/IL3 withdrawal; Disease: chronic myelogenous leukemia; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
23	Guo A (2007) CST Curation Set: 3216; Year: 2007; Biosample/Treatment: cell line, 3T3-L1/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
24	Guo A (2007) CST Curation Set: 3217; Year: 2007; Biosample/Treatment: cell line, 3T3-L1/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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info