Ser754

Site Information
QGHNsPDsPVtsAAK SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 453502

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 )
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 ( 9 , 13 ) , acute lymphocytic leukemia ( 8 ) , acute myelogenous leukemia ( 9 ) , chronic myelogenous leukemia ( 13 )
Relevant cell line - cell type - tissue:	293 (epithelial) ( 10 ) , bone marrow ( 8 , 9 ) , breast ( 1 ) , HeLa (cervical) ( 2 , 7 , 11 , 12 , 14 , 17 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 3 ) , HMLER ('stem, breast cancer') ( 3 ) , Jurkat (T lymphocyte) ( 4 , 6 , 15 , 16 ) , K562 (erythroid) ( 5 , 13 )

References
1	Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62 27251275 Curated Info
2	Sharma K, et al. (2014) Ultradeep human phosphoproteome reveals a distinct regulatory nature of Tyr and Ser/Thr-based signaling. Cell Rep 8, 1583-94 25159151 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	Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71 23186163 Curated Info
6	Guo A (2011) CST Curation Set: 11425; Year: 2011; Biosample/Treatment: cell line, Jurkat/calyculin_A & pervanadate; Disease: T cell leukemia; 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	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
8	Gu TL, et al. (2011) Survey of activated FLT3 signaling in leukemia. PLoS One 6, e19169 21552520 Curated Info
9	Gu T (2009) CST Curation Set: 7660; Year: 2009; Biosample/Treatment: tissue, bone marrow/untreated; Disease: acute myelogenous leukemia; 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
10	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
11	Chen RQ, et al. (2009) CDC25B mediates rapamycin-induced oncogenic responses in cancer cells. Cancer Res 69, 2663-8 19276368 Curated Info
12	Dephoure N, et al. (2008) A quantitative atlas of mitotic phosphorylation. Proc Natl Acad Sci U S A 105, 10762-7 18669648 Curated Info
13	Stokes M (2008) CST Curation Set: 4391; 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
14	Ruse CI, et al. (2008) Motif-specific sampling of phosphoproteomes. J Proteome Res 7, 2140-50 18452278 Curated Info
15	Stokes M (2008) CST Curation Set: 3884; Year: 2008; Biosample/Treatment: cell line, Jurkat/pervanadate; Disease: T cell leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
16	Stokes M (2008) CST Curation Set: 3885; Year: 2008; Biosample/Treatment: cell line, Jurkat/pervanadate; Disease: T cell leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) 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