Ser839

Site Information
SRRKRQPsMsEtMPL SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 487137
Associated spectra: 3 CST

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 )
Disease tissue studied:	breast cancer ( 5 ) , colorectal cancer ( 9 , 10 ) , colorectal carcinoma ( 9 , 10 ) , gastric cancer ( 8 ) , gastric carcinoma ( 8 ) , leukemia ( 7 , 16 , 17 ) , acute myelogenous leukemia ( 7 , 16 , 17 ) , lung cancer ( 5 , 15 , 33 ) , non-small cell lung cancer ( 5 , 33 ) , non-small cell squamous cell lung carcinoma ( 15 , 33 ) , melanoma skin cancer ( 27 )
Relevant cell line - cell type - tissue:	bone marrow ( 16 , 17 ) , BT-549 (breast cell) ( 5 ) , Calu 6 (pulmonary) ( 5 ) , H2009 (pulmonary) ( 5 ) , H2077 (pulmonary) ( 5 ) , H2887 (pulmonary) ( 5 ) , H322M (pulmonary) ( 5 ) , HCC1937 (breast cell) ( 5 ) , HCT116 (intestinal) ( 9 , 10 ) , HeLa (cervical) ( 1 , 18 , 19 , 20 , 21 , 28 ) , HepG2 (hepatic) ( 23 , 24 ) , Jurkat (T lymphocyte) ( 2 , 11 , 12 , 13 , 14 ) , K562 (erythroid) ( 4 ) , KG-1 (myeloid) ( 7 ) , MCF-7 (breast cell) ( 5 ) , MDA-MB-231 (breast cell) ( 5 ) , MKN-45 (gastric) ( 8 , 32 ) , NCI-H157 (pulmonary) ( 5 ) , NCI-H1648 (pulmonary) ( 5 ) , NCI-H1666 (pulmonary) ( 5 ) , NCI-H1703 (squamous) ( 15 , 25 , 26 , 29 , 30 , 31 , 33 , 35 ) , NCI-H3255 (pulmonary) ( 22 ) , NCI-H441 (pulmonary) ( 36 ) , skin ( 27 ) , T lymphocyte-blood ( 6 )

Upstream Regulation
Treatments:	antibody ( 6 )

References
1	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
2	Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7 23749302 Curated Info
3	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
4	Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71 23186163 Curated Info
5	Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68 22617229 Curated Info
6	Ruperez P, Gago-Martinez A, Burlingame AL, Oses-Prieto JA (2012) Quantitative phosphoproteomic analysis reveals a role for serine and threonine kinases in the cytoskeletal reorganization in early T cell receptor activation in human primary T cells. Mol Cell Proteomics 11, 171-86 22499768 Curated Info
7	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
8	Mulhern D (2012) CST Curation Set: 13404; Year: 2012; 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
9	Mulhern D (2011) CST Curation Set: 12667; Year: 2011; Biosample/Treatment: cell line, HCT116/untreated; Disease: colorectal 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
10	Mulhern D (2011) CST Curation Set: 12668; Year: 2011; Biosample/Treatment: cell line, HCT116/untreated; Disease: colorectal 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
11	Guo A (2011) CST Curation Set: 11735; 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: RXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PKD Substrate Antibody Cat#: 4381, PTMScan(R) Phospho-PKD Substrate Motif (LXRXXpS/pT) Immunoaffinity Beads Cat#: 1986 Curated Info
12	Possemato A (2010) CST Curation Set: 9039; 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
13	Possemato A (2010) CST Curation Set: 9037; 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
14	Possemato A (2010) CST Curation Set: 9038; 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
15	Moritz A, et al. (2010) Akt-RSK-S6 Kinase Signaling Networks Activated by Oncogenic Receptor Tyrosine Kinases. Sci Signal 3, ra64 20736484 Curated Info
16	Gu T (2009) CST Curation Set: 7668; Year: 2009; Biosample/Treatment: tissue, bone marrow/untreated; Disease: acute myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
17	Gu T (2009) CST Curation Set: 7667; Year: 2009; Biosample/Treatment: tissue, bone marrow/untreated; Disease: acute myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
18	Zhou J (2009) CST Curation Set: 7605; Year: 2009; Biosample/Treatment: cell line, HeLa/untreated; Disease: cervical adenocarcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
19	Zhou J (2009) CST Curation Set: 7602; Year: 2009; Biosample/Treatment: cell line, HeLa/untreated; Disease: cervical adenocarcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
20	Zhou J (2009) CST Curation Set: 7601; Year: 2009; Biosample/Treatment: cell line, HeLa/untreated; Disease: cervical adenocarcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
21	Zhou J (2009) CST Curation Set: 7604; Year: 2009; Biosample/Treatment: cell line, HeLa/untreated; Disease: cervical adenocarcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
22	Possemato A (2009) CST Curation Set: 7323; Year: 2009; Biosample/Treatment: cell line, NCI-H3255/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-(Ser/Thr) PKD Substrate Antibody Cat#: 4381, PTMScan(R) Phospho-PKD Substrate Motif (LXRXXpS/pT) Immunoaffinity Beads Cat#: 1986 Curated Info
23	Possemato A (2009) CST Curation Set: 7319; Year: 2009; Biosample/Treatment: cell line, HepG2/untreated; Disease: hepatocellular carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PKD Substrate Antibody Cat#: 4381, PTMScan(R) Phospho-PKD Substrate Motif (LXRXXpS/pT) Immunoaffinity Beads Cat#: 1986 Curated Info
24	Possemato A (2009) CST Curation Set: 7318; Year: 2009; Biosample/Treatment: cell line, HepG2/untreated; Disease: hepatocellular carcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PKD Substrate Antibody Cat#: 4381, PTMScan(R) Phospho-PKD Substrate Motif (LXRXXpS/pT) Immunoaffinity Beads Cat#: 1986 Curated Info
25	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
26	Possemato A (2009) CST Curation Set: 7160; 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
27	Tucker M (2009) CST Curation Set: 6422; Year: 2009; Biosample/Treatment: tissue, skin/untreated; Disease: melanoma skin 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
28	Chen RQ, et al. (2009) CDC25B mediates rapamycin-induced oncogenic responses in cancer cells. Cancer Res 69, 2663-8 19276368 Curated Info
29	Moritz A (2009) CST Curation Set: 5879; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/rapamycin; 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
30	Moritz A (2009) CST Curation Set: 5875; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/Gleevec; 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
31	Moritz A (2009) CST Curation Set: 5850; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/Gleevec; 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
32	Moritz A (2007) CST Curation Set: 3609; Year: 2007; Biosample/Treatment: cell line, MKN-45/Su11274; 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
33	Moritz A (2007) CST Curation Set: 3536; Year: 2007; Biosample/Treatment: cell line, NCI-H1703/Gleevec; 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
34	Gu T (2007) CST Curation Set: 3281; Year: 2007; Biosample/Treatment: tissue, blood/untreated; Disease: 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
35	Moritz A (2007) CST Curation Set: 2939; Year: 2007; Biosample/Treatment: cell line, NCI-H1703/-; 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
36	Moritz A (2005) CST Curation Set: 797; Year: 2005; Biosample/Treatment: cell line, NCI-H441/-; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: (K/R)XX[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) Akt Substrate Antibody Cat#: 9611 Curated Info