Ser251

Site Information
RPPPRRFsPPRRMLP SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 470535

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 3 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 )
Disease tissue studied:	breast cancer ( 9 ) , HER2 positive breast cancer ( 3 ) , luminal A breast cancer ( 3 ) , luminal B breast cancer ( 3 ) , breast cancer, surrounding tissue ( 3 ) , breast cancer, triple negative ( 3 ) , cervical cancer ( 16 ) , cervical adenocarcinoma ( 16 ) , gastric cancer ( 11 ) , gastric carcinoma ( 11 ) , lung cancer ( 7 ) , non-small cell lung adenocarcinoma ( 7 )
Relevant cell line - cell type - tissue:	293 (epithelial) [AT1 (human), transfection, AT1R stable transfected HEK293] ( 14 ) , breast ( 3 ) , HeLa (cervical) ( 2 , 18 ) , HeLa S3 (cervical) [PLK1 (human), knockdown, Tet-inducible PLK1 siRNA] ( 12 ) , HeLa S3 (cervical) ( 12 , 16 ) , HUES-7 ('stem, embryonic') ( 17 ) , HUES-9 ('stem, embryonic') ( 13 ) , Jurkat (T lymphocyte) ( 8 , 10 , 15 ) , liver ( 6 ) , lung ( 7 ) , MKN-45 (gastric) ( 11 ) , SH-SY5Y (neural crest) [LRRK2 (human), transfection, over-expression of LRRK2(G2019S)] ( 5 ) , SKBr3 (breast cell) ( 9 ) , Vero E6-S ('epithelial, kidney') ( 1 )

Upstream Regulation
Treatments:	nocodazole ( 16 )

References
1	Bouhaddou M, et al. (2020) The Global Phosphorylation Landscape of SARS-CoV-2 Infection. Cell 182 32645325 Curated Info
2	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
3	Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62 27251275 Curated Info
4	Boeing S, et al. (2016) Multiomic Analysis of the UV-Induced DNA Damage Response. Cell Rep 15, 1597-1610 27184836 Curated Info
5	Luerman GC, et al. (2014) Phosphoproteomic evaluation of pharmacological inhibition of leucine-rich repeat kinase 2 reveals significant off-target effects of LRRK-2-IN-1. J Neurochem 128, 561-76 24117733 Curated Info
6	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
7	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
8	Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7 23749302 Curated Info
9	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
10	Guo A (2012) CST Curation Set: 13865; Year: 2012; Biosample/Treatment: cell line, Jurkat/calyculin_A & pervanadate; Disease: T cell leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
11	Moritz A (2011) CST Curation Set: 12046; Year: 2011; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXRXXS/T) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
12	Santamaria A, et al. (2011) The Plk1-dependent phosphoproteome of the early mitotic spindle. Mol Cell Proteomics 10, M110.004457 20860994 Curated Info
13	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
14	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
15	Possemato A (2010) CST Curation Set: 9617; Year: 2010; Biosample/Treatment: cell line, Jurkat/calyculin_A & pervanadate; Disease: T cell leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXRXXS/T) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS/T) Immunoaffinity Beads Cat#: 1978 Curated Info
16	Olsen JV, et al. (2010) Quantitative phosphoproteomics reveals widespread full phosphorylation site occupancy during mitosis. Sci Signal 3, ra3 20068231 Curated Info
17	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
18	Olsen JV, et al. (2006) Global, in vivo, and site-specific phosphorylation dynamics in signaling networks. Cell 127, 635-48 17081983 Curated Info