Ser523

Site Information
RPPPRsFsPVLGPRP SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 10940621

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 3 , 4 , 5 )
Relevant cell line - cell type - tissue:	'3T3-L1, differentiated' (adipocyte) ( 3 ) , C2C12 (myoblast) ( 5 ) , heart ( 4 ) , HL-1 (myocyte) [Akt1 (mouse), knockdown, stable lentiviral expression of Akt1 shRNA] ( 1 ) , HL-1 (myocyte) [Akt2 (mouse), knockdown, stable lentiviral expression of Akt2 shRNA] ( 1 ) , HL-1 (myocyte) ( 1 )

Upstream Regulation
Treatments:	insulin ( 3 ) , LY294002 ( 3 )

References
1	Reinartz M, Raupach A, Kaisers W, Gödecke A (2014) AKT1 and AKT2 induce distinct phosphorylation patterns in HL-1 cardiac myocytes. J Proteome Res 13, 4232-45 25162660 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	Humphrey SJ, et al. (2013) Dynamic Adipocyte Phosphoproteome Reveals that Akt Directly Regulates mTORC2. Cell Metab 17, 1009-20 23684622 Curated Info
4	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
5	Possemato A (2008) CST Curation Set: 4935; Year: 2008; Biosample/Treatment: cell line, C2C12/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991 Curated Info