Ser54

Site Information
LRDAEPPsPTPAGPP SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 452203

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 4 , 5 , 6 , 7 , 8 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 )
Disease tissue studied:	breast cancer ( 6 , 12 ) , breast ductal carcinoma ( 6 ) , HER2 positive breast cancer ( 2 ) , luminal A breast cancer ( 2 ) , luminal B breast cancer ( 2 ) , breast cancer, surrounding tissue ( 2 ) , breast cancer, triple negative ( 2 , 6 ) , lung cancer ( 8 ) , non-small cell lung adenocarcinoma ( 8 ) , neuroblastoma ( 11 ) , melanoma skin cancer ( 5 )
Relevant cell line - cell type - tissue:	293 (epithelial) ( 14 ) , 786-O (renal) [VHL (human), transfection] ( 4 ) , 786-O (renal) ( 4 ) , breast ( 2 , 6 ) , HeLa (cervical) ( 1 , 10 , 13 , 17 ) , liver ( 7 ) , lung ( 8 ) , NB10 (neural crest) ( 11 ) , NPC (neural crest) ( 11 ) , platelet-blood ( 16 ) , SKBr3 (breast cell) ( 12 ) , TERT20 ('stem, mesenchymal') ( 15 ) , WM239A (melanocyte) ( 5 )

Upstream Regulation
Treatments:	ischemia ( 6 ) , lapatinib ( 12 )

References
1	Huang H, et al. (2016) Simultaneous Enrichment of Cysteine-containing Peptides and Phosphopeptides Using a Cysteine-specific Phosphonate Adaptable Tag (CysPAT) in Combination with titanium dioxide (TiO2) Chromatography. Mol Cell Proteomics 15, 3282-3296 27281782 Curated Info
2	Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62 27251275 Curated Info
3	Boeing S, et al. (2016) Multiomic Analysis of the UV-Induced DNA Damage Response. Cell Rep 15, 1597-1610 27184836 Curated Info
4	Malec V, Coulson JM, Urbé S, Clague MJ (2015) Combined Analyses of the VHL and Hypoxia Signaling Axes in an Isogenic Pairing of Renal Clear Cell Carcinoma Cells. J Proteome Res 14, 5263-72 26506913 Curated Info
5	Stuart SA, et al. (2015) A Phosphoproteomic Comparison of B-RAFV600E and MKK1/2 Inhibitors in Melanoma Cells. Mol Cell Proteomics 14, 1599-615 25850435 Curated Info
6	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
7	Bian Y, et al. (2014) An enzyme assisted RP-RPLC approach for in-depth analysis of human liver phosphoproteome. J Proteomics 96, 253-62 24275569 Curated Info
8	Schweppe DK, Rigas JR, Gerber SA (2013) Quantitative phosphoproteomic profiling of human non-small cell lung cancer tumors. J Proteomics 91, 286-96 23911959 Curated Info
9	Shiromizu T, et al. (2013) Identification of missing proteins in the neXtProt database and unregistered phosphopeptides in the PhosphoSitePlus database as part of the Chromosome-centric Human Proteome Project. J Proteome Res 12, 2414-21 23312004 Curated Info
10	Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71 23186163 Curated Info
11	DeNardo BD, et al. (2013) Quantitative phosphoproteomic analysis identifies activation of the RET and IGF-1R/IR signaling pathways in neuroblastoma. PLoS One 8, e82513 24349301 Curated Info
12	Imami K, et al. (2012) Temporal profiling of lapatinib-suppressed phosphorylation signals in EGFR/HER2 pathways. Mol Cell Proteomics 11, 1741-57 22964224 Curated Info
13	Kettenbach AN, et al. (2011) Quantitative phosphoproteomics identifies substrates and functional modules of aurora and polo-like kinase activities in mitotic cells. Sci Signal 4, rs5 21712546 Curated Info
14	Gauci S, et al. (2009) Lys-N and trypsin cover complementary parts of the phosphoproteome in a refined SCX-based approach. Anal Chem 81, 4493-501 19413330 Curated Info
15	Thingholm TE, et al. (2008) TiO2-Based Phosphoproteomic Analysis of the Plasma Membrane and the Effects of Phosphatase Inhibitor Treatment. J Proteome Res 7, 3304-3313 18578522 Curated Info
16	Zahedi RP, et al. (2008) Phosphoproteome of resting human platelets. J Proteome Res 7, 526-34 18088087 Curated Info
17	Beausoleil SA, et al. (2004) Large-scale characterization of HeLa cell nuclear phosphoproteins. Proc Natl Acad Sci U S A 101, 12130-5 15302935 Curated Info