Ser259

Site Information
PsAQVEGsPVAGsDG SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 453862

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 13 , 15 , 16 , 17 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 )
Disease tissue studied:	breast cancer ( 5 , 8 , 9 , 16 ) , breast ductal carcinoma ( 8 ) , 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 ) , cervical cancer ( 24 ) , cervical adenocarcinoma ( 24 ) , leukemia ( 31 ) , chronic myelogenous leukemia ( 31 ) , lung cancer ( 17 ) , non-small cell lung cancer ( 17 ) , neuroblastoma ( 1 ) , melanoma skin cancer ( 6 )
Relevant cell line - cell type - tissue:	293 (epithelial) [AT1 (human), transfection, AT1R stable transfected HEK293] ( 23 ) , 293 (epithelial) [AT1 (human), transfection] ( 22 ) , 293 (epithelial) ( 26 ) , breast ( 2 , 8 ) , BT-474 (breast cell) ( 5 ) , Calu 6 (pulmonary) ( 17 ) , CLB-Bar ( 1 ) , H2009 (pulmonary) ( 17 ) , H2077 (pulmonary) ( 17 ) , H2887 (pulmonary) ( 17 ) , H322M (pulmonary) ( 17 ) , HCC1359 (pulmonary) ( 17 ) , HCC2279 (pulmonary) ( 17 ) , HCC366 (pulmonary) ( 17 ) , HCC4006 (pulmonary) ( 17 ) , HCC78 (pulmonary) ( 17 ) , HeLa (cervical) ( 7 , 15 , 20 , 21 , 28 , 30 , 32 , 34 ) , HeLa S3 (cervical) ( 24 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 9 ) , HMLER ('stem, breast cancer') ( 9 ) , HOP62 (pulmonary) ( 17 ) , HUES-7 ('stem, embryonic') ( 25 ) , HUES-9 ('stem, embryonic') ( 19 ) , Jurkat (T lymphocyte) ( 13 , 29 , 33 ) , K562 (erythroid) ( 15 , 31 ) , liver ( 10 ) , LOU-NH91 (squamous) ( 17 ) , MCF-7 (breast cell) ( 4 , 5 ) , NCI-H1648 (pulmonary) ( 17 ) , NCI-H2172 (pulmonary) ( 17 ) , NCI-H322 (pulmonary) ( 17 ) , NCI-H460 (pulmonary) ( 17 , 27 ) , NCI-H520 (squamous) ( 17 ) , PANC-1 (pancreatic) [PRP4 (human), knockdown, Lentiviral introduced doxycycline-inducible PRP4 shRNA] ( 11 ) , PANC-1 (pancreatic) ( 11 ) , PC9 (pulmonary) ( 17 ) , SKBr3 (breast cell) ( 16 ) , WM239A (melanocyte) ( 6 )

Upstream Regulation
Regulatory protein:	PRP4 (human) ( 11 )
Treatments:	EGF ( 32 ) , metformin ( 4 )

References
1	Borenäs M, et al. (2024) ALK signaling primes the DNA damage response sensitizing ALK-driven neuroblastoma to therapeutic ATR inhibition. Proc Natl Acad Sci U S A 121, e2315242121 38154064 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	Sacco F, et al. (2016) Deep Proteomics of Breast Cancer Cells Reveals that Metformin Rewires Signaling Networks Away from a Pro-growth State. Cell Syst 2, 159-71 27135362 Curated Info
5	Carrier M, et al. (2016) Phosphoproteome and Transcriptome of RA-Responsive and RA-Resistant Breast Cancer Cell Lines. PLoS One 11, e0157290 27362937 Curated Info
6	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
7	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
8	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
9	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
10	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
11	Gao Q, et al. (2013) Evaluation of cancer dependence and druggability of PRP4 kinase using cellular, biochemical, and structural approaches. J Biol Chem 288, 30125-38 24003220 Curated Info
12	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
13	Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7 23749302 Curated Info
14	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
15	Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71 23186163 Curated Info
16	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
17	Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68 22617229 Curated Info
18	Beli P, et al. (2012) Proteomic Investigations Reveal a Role for RNA Processing Factor THRAP3 in the DNA Damage Response. Mol Cell 46, 212-25 22424773 Curated Info
19	Rigbolt KT, et al. (2011) System-wide temporal characterization of the proteome and phosphoproteome of human embryonic stem cell differentiation. Sci Signal 4, rs3 21406692 Curated Info
20	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
21	Zhou J (2010) CST Curation Set: 10708; Year: 2010; Biosample/Treatment: cell line, HeLa/untreated; Disease: cervical adenocarcinoma; 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
22	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
23	Christensen GL, et al. (2010) Quantitative phosphoproteomics dissection of seven-transmembrane receptor signaling using full and biased agonists. Mol Cell Proteomics 9, 1540-53 20363803 Curated Info
24	Olsen JV, et al. (2010) Quantitative phosphoproteomics reveals widespread full phosphorylation site occupancy during mitosis. Sci Signal 3, ra3 20068231 Curated Info
25	Van Hoof D, et al. (2009) Phosphorylation dynamics during early differentiation of human embryonic stem cells. Cell Stem Cell 5, 214-26 19664995 Curated Info
26	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
27	Nagano K, et al. (2009) Phosphoproteomic analysis of distinct tumor cell lines in response to nocodazole treatment. Proteomics 9, 2861-74 19415658 Curated Info
28	Chen RQ, et al. (2009) CDC25B mediates rapamycin-induced oncogenic responses in cancer cells. Cancer Res 69, 2663-8 19276368 Curated Info
29	Mayya V, et al. (2009) Quantitative phosphoproteomic analysis of T cell receptor signaling reveals system-wide modulation of protein-protein interactions. Sci Signal 2, ra46 19690332 Curated Info
30	Dephoure N, et al. (2008) A quantitative atlas of mitotic phosphorylation. Proc Natl Acad Sci U S A 105, 10762-7 18669648 Curated Info
31	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
32	Cantin GT, et al. (2008) Combining protein-based IMAC, peptide-based IMAC, and MudPIT for efficient phosphoproteomic analysis. J Proteome Res 7, 1346-51 18220336 Curated Info
33	Stokes M (2008) CST Curation Set: 3881; 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
34	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