Ser271

Site Information
EEKyGGDsDHPsDGE SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 3208077

In vivo Characterization
Methods used to characterize site in vivo:	immunoprecipitation ( 2 ) , mass spectrometry ( 1 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 ) , mutation of modification site ( 2 ) , phospho-antibody ( 2 ) , western blotting ( 2 )
Disease tissue studied:	breast cancer ( 4 , 6 , 7 , 12 ) , breast ductal carcinoma ( 6 ) , 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 , 6 ) , colorectal cancer ( 2 ) , colorectal carcinoma ( 2 ) , leukemia ( 15 , 22 ) , acute myelogenous leukemia ( 15 ) , chronic myelogenous leukemia ( 22 ) , lung cancer ( 9 , 12 ) , non-small cell lung cancer ( 12 ) , non-small cell lung adenocarcinoma ( 9 ) , ovarian cancer ( 6 )
Relevant cell line - cell type - tissue:	293 (epithelial) [AT1 (human), transfection, AT1R stable transfected HEK293] ( 18 ) , 293 (epithelial) [AT1 (human), transfection] ( 17 ) , 293 (epithelial) [DGCR8 (human), transfection] ( 8 ) , 293 (epithelial) ( 19 ) , breast ( 3 , 6 ) , BT-20 (breast cell) ( 12 ) , BT-474 (breast cell) ( 4 ) , BT-549 (breast cell) ( 12 ) , Calu 6 (pulmonary) ( 12 ) , Flp-In T-Rex-293 (epithelial) [PRKD1 (human), genetic knockin] ( 13 ) , Flp-In T-Rex-293 (epithelial) ( 13 ) , H2009 (pulmonary) ( 12 ) , H2077 (pulmonary) ( 12 ) , H2887 (pulmonary) ( 12 ) , H322M (pulmonary) ( 12 ) , HCC1359 (pulmonary) ( 12 ) , HCC1937 (breast cell) ( 12 ) , HCC2279 (pulmonary) ( 12 ) , HCC366 (pulmonary) ( 12 ) , HCC4006 (pulmonary) ( 12 ) , HCC78 (pulmonary) ( 12 ) , HCC827 (pulmonary) ( 12 ) , HCT116 (intestinal) ( 2 ) , HeLa (cervical) ( 5 , 11 , 16 , 21 , 23 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 7 ) , HMLER ('stem, breast cancer') ( 7 ) , HOP62 (pulmonary) ( 12 ) , Jurkat (T lymphocyte) ( 10 , 20 , 24 , 25 ) , K562 (erythroid) ( 11 , 22 ) , KG-1 (myeloid) ( 15 ) , LCLC-103H (pulmonary) ( 12 ) , LOU-NH91 (squamous) ( 12 ) , lung ( 9 ) , MCF-7 (breast cell) ( 4 , 12 ) , MDA-MB-231 (breast cell) ( 12 ) , MDA-MB-468 (breast cell) ( 12 ) , NCI-H1568 (pulmonary) ( 12 ) , NCI-H1648 (pulmonary) ( 12 ) , NCI-H2172 (pulmonary) ( 12 ) , NCI-H322 (pulmonary) ( 12 ) , NCI-H460 (pulmonary) ( 12 ) , NCI-H647 (pulmonary) ( 12 ) , ovary ( 6 ) , Vero E6-S ('epithelial, kidney') ( 1 )

Downstream Regulation
Effects of modification on DGCR8:	protein stabilization ( 8 )

References
1	Bouhaddou M, et al. (2020) The Global Phosphorylation Landscape of SARS-CoV-2 Infection. Cell 182 32645325 Curated Info
2	Calses PC, et al. (2017) DGCR8 Mediates Repair of UV-Induced DNA Damage Independently of RNA Processing. Cell Rep 19, 162-174 28380355 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	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
5	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
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	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
8	Herbert KM, et al. (2013) Phosphorylation of DGCR8 increases its intracellular stability and induces a progrowth miRNA profile. Cell Rep 5, 1070-81 24239349 Curated Info
9	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
10	Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7 23749302 Curated Info
11	Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71 23186163 Curated Info
12	Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68 22617229 Curated Info
13	Franz-Wachtel M, et al. (2012) Global detection of protein kinase D-dependent phosphorylation events in nocodazole-treated human cells. Mol Cell Proteomics 11, 160-70 22496350 Curated Info
14	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
15	Weber C, Schreiber TB, Daub H (2012) Dual phosphoproteomics and chemical proteomics analysis of erlotinib and gefitinib interference in acute myeloid leukemia cells. J Proteomics 75, 1343-56 22115753 Curated Info
16	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
17	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
18	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
19	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
20	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
21	Dephoure N, et al. (2008) A quantitative atlas of mitotic phosphorylation. Proc Natl Acad Sci U S A 105, 10762-7 18669648 Curated Info
22	Stokes M (2008) CST Curation Set: 4390; 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
23	Ruse CI, et al. (2008) Motif-specific sampling of phosphoproteomes. J Proteome Res 7, 2140-50 18452278 Curated Info
24	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
25	Possemato A (2007) CST Curation Set: 2926; Year: 2007; Biosample/Treatment: cell line, Jurkat/calyculin_A & pervanadate; Disease: T cell leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST](D/E)X(D/E) Antibodies Used to Purify Peptides prior to LCMS: Phospho(Ser/Thr) CK2 Substrate (P-S/T3-100) Rabbit mAb Cat#: 8738 Curated Info