Ser869

Site Information
PVAVsLRsDGsENLC SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 4784240

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 3 , 4 , 5 , 6 )
Disease tissue studied:	breast cancer ( 3 ) , HER2 positive breast cancer ( 1 ) , luminal A breast cancer ( 1 ) , luminal B breast cancer ( 1 ) , breast cancer, triple negative ( 1 ) , leukemia ( 6 ) , chronic myelogenous leukemia ( 6 ) , melanoma skin cancer ( 2 )
Relevant cell line - cell type - tissue:	293 (epithelial) [AT1 (human), transfection] ( 5 ) , breast ( 1 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 3 ) , HMLER ('stem, breast cancer') ( 3 ) , Jurkat (T lymphocyte) ( 4 ) , K562 (erythroid) ( 6 ) , WM239A (melanocyte) ( 2 )

Upstream Regulation
Treatments:	SII_angiotensin_2 ( 5 )

References
1	Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62 27251275 Curated Info
2	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
3	Yi T, et al. (2014) Quantitative phosphoproteomic analysis reveals system-wide signaling pathways downstream of SDF-1/CXCR4 in breast cancer stem cells. Proc Natl Acad Sci U S A 111, E2182-90 24782546 Curated Info
4	Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7 23749302 Curated Info
5	Xiao K, et al. (2010) Global phosphorylation analysis of beta-arrestin-mediated signaling downstream of a seven transmembrane receptor (7TMR). Proc Natl Acad Sci U S A 107, 15299-304 20686112 Curated Info
6	Stokes M (2008) CST Curation Set: 4389; Year: 2008; Biosample/Treatment: cell line, K562/untreated; Disease: chronic myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info