Ser138

Site Information
RRAsVRGssEEDEDA SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 2906776
Available spectra: 3 CST

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 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 )
Disease tissue studied:	breast cancer ( 4 ) , breast ductal carcinoma ( 4 ) , breast cancer, triple negative ( 4 ) , gastric cancer ( 19 , 20 , 27 ) , gastric carcinoma ( 27 ) , lung cancer ( 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 ) , non-small cell lung cancer ( 7 , 8 , 9 , 11 , 12 , 13 , 17 , 18 , 21 , 22 , 23 ) , non-small cell lung adenocarcinoma ( 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 18 ) , non-small cell large cell lung carcinoma ( 8 , 11 ) , non-small cell squamous cell lung carcinoma ( 10 , 23 ) , small-cell lung cancer ( 5 , 6 ) , melanoma skin cancer ( 3 )
Relevant cell line - cell type - tissue:	293 (epithelial) [AT1 (human), transfection, AT1R stable transfected HEK293] ( 30 ) , A549 (pulmonary) ( 7 ) , breast ( 4 ) , Cal-12T (pulmonary) ( 13 ) , Calu-3 (pulmonary) ( 9 ) , DMS153 (pulmonary) ( 12 ) , DMS53 (pulmonary) ( 6 ) , DMS79 (pulmonary) ( 5 ) , Flp-In T-Rex-293 (epithelial) [PRKD1 (human), genetic knockin] ( 24 ) , Flp-In T-Rex-293 (epithelial) ( 24 ) , HCC15 (pulmonary) ( 10 ) , HCC44 (pulmonary) ( 13 ) , HCC78 (pulmonary) ( 11 ) , HCC827 (pulmonary) ( 9 ) , HeLa (cervical) ( 29 , 31 , 41 ) , HUES-9 ('stem, embryonic') ( 28 ) , Jurkat (T lymphocyte) ( 15 ) , liver ( 42 ) , LOU-NH91 (squamous) ( 10 ) , lung ( 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 ) , MCF-7 (breast cell) ( 2 ) , MKN-45 (gastric) ( 19 , 20 , 27 , 37 ) , NCI-H128 (pulmonary) ( 5 ) , NCI-H1299 (pulmonary) ( 8 ) , NCI-H1355 (pulmonary) ( 7 ) , NCI-H1417 (pulmonary) ( 5 ) , NCI-H1437 (pulmonary) ( 12 , 13 ) , NCI-H1650 (pulmonary) ( 9 ) , NCI-H1666 (pulmonary) ( 13 ) , NCI-H1703 (squamous) ( 10 , 23 , 32 , 35 , 36 ) , NCI-H1734 (pulmonary) ( 8 ) , NCI-H1781 (pulmonary) ( 11 ) , NCI-H1792 (pulmonary) ( 7 ) , NCI-H1944 (pulmonary) ( 8 ) , NCI-H1975 (pulmonary) ( 9 ) , NCI-H2073 (pulmonary) ( 10 , 12 ) , NCI-H209 (pulmonary) ( 5 , 12 ) , NCI-H2106 (pulmonary) ( 9 ) , NCI-H2228 (pulmonary) ( 11 , 18 , 38 ) , NCI-H23 (pulmonary) ( 7 ) , NCI-H2342 (pulmonary) ( 10 ) , NCI-H2405 (pulmonary) ( 13 ) , NCI-H3122 (pulmonary) ( 11 , 17 ) , NCI-H3255 (pulmonary) ( 21 , 22 , 33 , 34 , 40 ) , NCI-H358 (pulmonary) ( 8 ) , NCI-H441 (pulmonary) ( 7 ) , NCI-H446 (pulmonary) ( 6 ) , NCI-H460 (pulmonary) ( 8 ) , NCI-H524 (pulmonary) ( 5 ) , NCI-H526 (pulmonary) ( 6 ) , NCI-H661 (pulmonary) ( 11 ) , NCI-H69 (pulmonary) ( 6 ) , NCI-H82 (pulmonary) ( 6 ) , NCI-H838 (pulmonary) ( 12 ) , Vero E6-S ('epithelial, kidney') ( 1 ) , WM239A (melanocyte) ( 3 )

Upstream Regulation
Treatments:	vemurafenib ( 3 )

References
1	Bouhaddou M, et al. (2020) The Global Phosphorylation Landscape of SARS-CoV-2 Infection. Cell 182 32645325 Curated Info
2	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
3	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
4	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
5	Rikova K, Hall B (2013) CST Curation Set: 20734, 21161, 30112, 30153, 30154; Year: 2013; Biosample/Treatment: cell line, H1417, DMS79, H128, H209, H524; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
6	Rikova K, Hall B (2013) CST Curation Set: 20735, 21162, 30155, 30156, 30157; Year: 2013; Biosample/Treatment: cell line, DMS53, H526, H69, H82, H446; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
7	Rikova K, Hall B (2013) CST Curation Set: 20736, 21163, 30158, 30159, 30160; Year: 2013; Biosample/Treatment: cell line, A549, H1355, H23, H441, H1792; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
8	Rikova K, Hall B (2013) CST Curation Set: 20737, 21164, 30161, 30162, 30163; Year: 2013; Biosample/Treatment: cell line, H1299, H1944, H358, H1734, H460; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
9	Rikova K, Hall B (2013) CST Curation Set: 20738, 21165, 30164, 30165, 30166; Year: 2013; Biosample/Treatment: cell line, H1650, HCC827, H1975, Calu-3, H2106; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
10	Rikova K, Hall B (2013) CST Curation Set: 20739, 21166, 30167, 30168, 30169; Year: 2013; Biosample/Treatment: cell line, H2342, H2073, Lou-NH91, HCC15, H1703; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
11	Rikova K, Hall B (2013) CST Curation Set: 20740, 21167, 30170, 30171, 30172; Year: 2013; Biosample/Treatment: cell line, H2228, H3122, HCC78, H661, H1781; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
12	Rikova K, Hall B (2013) CST Curation Set: 20742, 21169, 30176, 30177, 30178; Year: 2013; Biosample/Treatment: cell line, H838, DMS153, H2073, H209, H1437; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
13	Rikova K, Hall B (2013) CST Curation Set: 20741, 21168, 30173, 30174, 30175; Year: 2013; Biosample/Treatment: cell line, H1666, CAL-12T, H2405, HCC44, H1437; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY, p[ST], RXXp[ST], pSQ, p[ST]QG, LXRXXp[ST], p[ST]P Curated Info
14	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
15	Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7 23749302 Curated Info
16	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
17	Rikova K (2013) CST Curation Set: 18531; Year: 2013; Biosample/Treatment: cell line, H3122/crizotinib, geldanamycin; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST], LXRXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXXS/T) (110B7E) Rabbit mAb Cat#: 9614 Phospho-AMPK Substrate Motif [LXRXX(pS/pT) MultiMab(TM) Rabbit mAb mix Cat#: 5759 Curated Info
18	Rikova K (2013) CST Curation Set: 18529; Year: 2013; Biosample/Treatment: cell line, H2228/crizotinib, geldanamycin; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST], LXRXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXXS/T) (110B7E) Rabbit mAb Cat#: 9614 Phospho-AMPK Substrate Motif [LXRXX(pS/pT) MultiMab(TM) Rabbit mAb mix Cat#: 5759 Curated Info
19	Rikova K (2012) CST Curation Set: 16145; Year: 2012; Biosample/Treatment: cell line, MKN45/crizotinib; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pSQ, p[ST]QG Antibodies Used to Purify Peptides prior to LCMS: Phospho-ATM/ATR Substrate (SQ) (D23H2/D69H5) Rabbit mAb Cat#: 9607 Phospho-(Ser/Thr) ATM/ATR Substrate (S/T*QG) (P-S/T2-100) Rabbit mAb Cat#: 6966 Curated Info
20	Rikova K (2012) CST Curation Set: 16149; Year: 2012; Biosample/Treatment: cell line, MKN45/crizotinib; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST], LXRXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXXS/T) (110B7E) Rabbit mAb Cat#: 9614 Phospho-AMPK Substrate Motif [LXRXX(pS/pT) MultiMab(TM) Rabbit mAb mix Cat#: 5759 Curated Info
21	Rikova K (2012) CST Curation Set: 16146; Year: 2012; Biosample/Treatment: cell line, H3255/iressa; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pSQ, p[ST]QG Antibodies Used to Purify Peptides prior to LCMS: Phospho-ATM/ATR Substrate (SQ) (D23H2/D69H5) Rabbit mAb Cat#: 9607 Phospho-(Ser/Thr) ATM/ATR Substrate (S/T*QG) (P-S/T2-100) Rabbit mAb Cat#: 6966 Curated Info
22	Rikova K (2012) CST Curation Set: 16150; Year: 2012; Biosample/Treatment: cell line, H3255/iressa; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST], LXRXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXXS/T) (110B7E) Rabbit mAb Cat#: 9614 Phospho-AMPK Substrate Motif [LXRXX(pS/pT) MultiMab(TM) Rabbit mAb mix Cat#: 5759 Curated Info
23	Rikova K (2012) CST Curation Set: 16151; Year: 2012; Biosample/Treatment: cell line, H1703/gleevec; Disease: -; TMT: Y; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST], LXRXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-Akt Substrate (RXXS/T) (110B7E) Rabbit mAb Cat#: 9614 Phospho-AMPK Substrate Motif [LXRXX(pS/pT) MultiMab(TM) Rabbit mAb mix Cat#: 5759 Curated Info
24	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
25	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
26	Rikova K (2012) CST Curation Set: 14275; Year: 2012; Biosample/Treatment: cell line, Tumor pilot study 2mg/untreated; Disease: -; 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
27	Mulhern D (2012) CST Curation Set: 13543; Year: 2012; Biosample/Treatment: cell line, MKN-45/untreated; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]Pp[ST] Curated Info
28	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
29	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
30	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
31	Pan C, Olsen JV, Daub H, Mann M (2009) Global effects of kinase inhibitors on signaling networks revealed by quantitative phosphoproteomics. Mol Cell Proteomics 8, 2796-808 19651622 Curated Info
32	Possemato A (2009) CST Curation Set: 7161; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/untreated; Disease: non-small cell lung cancer; 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
33	Moritz A (2008) CST Curation Set: 5781; Year: 2008; Biosample/Treatment: cell line, NCI-H3255/Iressa; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-PKA Substrate (RRXS/T) (100G7) Rabbit mAb Cat#: 9624, PTMScan(R) Phospho-PKA Substrate Motif (K/RK/RXS/T) Immunoaffinity Beads Cat#: 1984 Curated Info
34	Moritz A (2008) CST Curation Set: 5782; Year: 2008; Biosample/Treatment: cell line, NCI-H3255/Iressa; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-PKA Substrate (RRXS/T) (100G7) Rabbit mAb Cat#: 9624, PTMScan(R) Phospho-PKA Substrate Motif (K/RK/RXS/T) Immunoaffinity Beads Cat#: 1984 Curated Info
35	Moritz A (2008) CST Curation Set: 5783; Year: 2008; Biosample/Treatment: cell line, NCI-H1703/Gleevec; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-PKA Substrate (RRXS/T) (100G7) Rabbit mAb Cat#: 9624, PTMScan(R) Phospho-PKA Substrate Motif (K/RK/RXS/T) Immunoaffinity Beads Cat#: 1984 Curated Info
36	Moritz A (2008) CST Curation Set: 5784; Year: 2008; Biosample/Treatment: cell line, NCI-H1703/Gleevec; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-PKA Substrate (RRXS/T) (100G7) Rabbit mAb Cat#: 9624, PTMScan(R) Phospho-PKA Substrate Motif (K/RK/RXS/T) Immunoaffinity Beads Cat#: 1984 Curated Info
37	Moritz A (2008) CST Curation Set: 5777; Year: 2008; Biosample/Treatment: cell line, MKN-45/Su11274; Disease: gastric carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-PKA Substrate (RRXS/T) (100G7) Rabbit mAb Cat#: 9624, PTMScan(R) Phospho-PKA Substrate Motif (K/RK/RXS/T) Immunoaffinity Beads Cat#: 1984 Curated Info
38	Rikova K (2008) CST Curation Set: 5638; Year: 2008; Biosample/Treatment: cell line, NCI-H2228/DMSO; Disease: non-small cell lung cancer; 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
39	Rikova K (2008) CST Curation Set: 5639; Year: 2008; Biosample/Treatment: cell line, H2228 silac2/inhibitor; Disease: non-small cell lung cancer; 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
40	Moritz A (2008) CST Curation Set: 5617; Year: 2008; Biosample/Treatment: cell line, NCI-H3255/wortmannin; Disease: non-small cell lung cancer; 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
41	Dephoure N, et al. (2008) A quantitative atlas of mitotic phosphorylation. Proc Natl Acad Sci U S A 105, 10762-7 18669648 Curated Info
42	Han G, et al. (2008) Large-scale phosphoproteome analysis of human liver tissue by enrichment and fractionation of phosphopeptides with strong anion exchange chromatography. Proteomics 8, 1346-61 18318008 Curated Info
43	Li Y (2007) CST Curation Set: 3560; Year: 2007; Biosample/Treatment: tissue, colon/untreated; Disease: colorectal cancer; 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