Ser722

Site Information
kPRGREFsFEAWNAk SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 3737837
Associated spectra: 1 CST

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 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 , 42 , 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 )
Disease tissue studied:	breast cancer ( 2 , 3 ) , breast ductal carcinoma ( 2 ) , HER2 positive breast cancer ( 1 ) , luminal A breast cancer ( 1 ) , luminal B breast cancer ( 1 ) , breast cancer, triple negative ( 1 , 2 ) , leukemia ( 8 , 25 , 26 , 27 ) , acute myelogenous leukemia ( 8 ) , chronic myelogenous leukemia ( 25 , 26 , 27 ) , liver cancer ( 41 ) , liver cancer, surrounding tissue ( 40 , 42 ) , lung cancer ( 6 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 43 , 44 , 45 , 46 , 47 , 56 ) , non-small cell lung cancer ( 6 , 30 , 31 , 32 , 34 , 35 , 36 , 37 , 38 , 39 , 43 , 45 , 46 , 47 , 56 ) , ovarian cancer ( 2 )
Relevant cell line - cell type - tissue:	293 (epithelial) ( 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 ) , breast ( 1 , 2 ) , Calu 6 (pulmonary) ( 6 ) , HeLa (cervical) ( 5 , 24 , 55 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 3 ) , HMLER ('stem, breast cancer') ( 3 ) , HOP62 (pulmonary) ( 6 ) , Jurkat (T lymphocyte) ( 7 , 21 , 22 , 23 , 28 , 49 , 50 , 51 , 52 , 53 , 54 ) , K562 (erythroid) ( 5 , 25 , 26 , 27 ) , KG-1 (myeloid) ( 8 ) , liver ( 40 , 41 , 42 ) , lung ( 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 43 , 44 , 45 , 46 , 47 , 56 ) , NCI-H1648 (pulmonary) ( 6 ) , NCI-H2228 (pulmonary) ( 48 ) , NCI-H322 (pulmonary) ( 6 ) , ovary ( 2 )

Upstream Regulation
Treatments:	ischemia ( 2 )

References
1	Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62 27251275 Curated Info
2	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
3	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
4	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
5	Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71 23186163 Curated Info
6	Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68 22617229 Curated Info
7	Mulhern D (2012) CST Curation Set: 13108; 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: p[STY]) Curated Info
8	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
9	Mulhern D (2011) CST Curation Set: 12832; Year: 2011; Biosample/Treatment: cell line, HEK 293/ku-0063794; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
10	Mulhern D (2011) CST Curation Set: 12833; Year: 2011; Biosample/Treatment: cell line, HEK 293/ku-0063794; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
11	Mulhern D (2011) CST Curation Set: 12834; Year: 2011; Biosample/Treatment: cell line, HEK 293/PP242; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
12	Mulhern D (2011) CST Curation Set: 12835; Year: 2011; Biosample/Treatment: cell line, HEK 293/PP242; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
13	Mulhern D (2011) CST Curation Set: 12836; Year: 2011; Biosample/Treatment: cell line, HEK 293/WYE-354; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
14	Mulhern D (2011) CST Curation Set: 12837; Year: 2011; Biosample/Treatment: cell line, HEK 293/WYE-354; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
15	Mulhern D (2011) CST Curation Set: 12839; Year: 2011; Biosample/Treatment: cell line, HEK 293/rapamycin; 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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
16	Mulhern D (2011) CST Curation Set: 12840; Year: 2011; Biosample/Treatment: cell line, HEK 293/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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
17	Mulhern D (2011) CST Curation Set: 12841; Year: 2011; Biosample/Treatment: cell line, HEK 293/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) (23C8D2) Rabbit mAb Cat#: 10001, PTMScan(R) Phospho-Akt Substrate Motif (RXRXXS/T) Immunoaffinity Beads Cat#: 1979 Curated Info
18	Rikova K (2011) CST Curation Set: 13123; Year: 2011; Biosample/Treatment: cell line, MGH-1/unknown; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
19	Rikova K (2011) CST Curation Set: 13126; Year: 2011; Biosample/Treatment: cell line, MGH-4/unknown; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
20	Rikova K (2011) CST Curation Set: 13129; Year: 2011; Biosample/Treatment: cell line, MGH-7/unknown; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
21	Guo A (2011) CST Curation Set: 11235; 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: (F/Y)p[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PDK1 Docking Motif (18A2) Mouse mAb Cat#: 9634, PTMScan(R) Phospho-PDK1 Docking Motif (F/YS/TF/Y) Immunoaffinity Beads Cat#: 1992 Curated Info
22	Guo A (2011) CST Curation Set: 11232; 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: (F/Y)p[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PDK1 Docking Motif (18A2) Mouse mAb Cat#: 9634, PTMScan(R) Phospho-PDK1 Docking Motif (F/YS/TF/Y) Immunoaffinity Beads Cat#: 1992 Curated Info
23	Guo A (2011) CST Curation Set: 11234; 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: (F/Y)p[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PDK1 Docking Motif (18A2) Mouse mAb Cat#: 9634, PTMScan(R) Phospho-PDK1 Docking Motif (F/YS/TF/Y) Immunoaffinity Beads Cat#: 1992 Curated Info
24	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
25	Beausoleil S (2010) CST Curation Set: 10278; Year: 2010; Biosample/Treatment: cell line, K-562/untreated; Disease: chronic myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
26	Beausoleil S (2010) CST Curation Set: 10283; Year: 2010; Biosample/Treatment: cell line, K-562/untreated; Disease: chronic myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
27	Beausoleil S (2010) CST Curation Set: 10279; Year: 2010; Biosample/Treatment: cell line, K-562/untreated; Disease: chronic myelogenous leukemia; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RXXp[ST] Curated Info
28	Possemato A (2010) CST Curation Set: 9618; 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
29	Rikova K (2010) CST Curation Set: 9451; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
30	Rikova K (2010) CST Curation Set: 9468; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
31	Rikova K (2010) CST Curation Set: 9453; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
32	Rikova K (2010) CST Curation Set: 9460; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
33	Rikova K (2010) CST Curation Set: 9469; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
34	Rikova K (2010) CST Curation Set: 9457; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
35	Rikova K (2010) CST Curation Set: 9471; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
36	Rikova K (2010) CST Curation Set: 9450; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
37	Rikova K (2010) CST Curation Set: 9464; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
38	Rikova K (2010) CST Curation Set: 9219; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
39	Rikova K (2010) CST Curation Set: 9217; Year: 2010; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[STY]) Curated Info
40	Tucker M (2010) CST Curation Set: 8913; Year: 2010; Biosample/Treatment: tissue, liver/untreated; Disease: liver cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
41	Tucker M (2010) CST Curation Set: 8914; Year: 2010; Biosample/Treatment: tissue, liver/untreated; Disease: liver cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
42	Tucker M (2010) CST Curation Set: 8915; Year: 2010; Biosample/Treatment: tissue, liver/untreated; Disease: liver cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
43	Rikova K (2009) CST Curation Set: 8566; Year: 2009; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
44	Rikova K (2009) CST Curation Set: 8549; Year: 2009; Biosample/Treatment: tissue, lung/untreated; Disease: lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
45	Rikova K (2009) CST Curation Set: 8551; Year: 2009; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
46	Rikova K (2009) CST Curation Set: 8552; Year: 2009; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; 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, Phospho-MAPK Substrates (PXTP) (46G11) Rabbit mAb Cat#: 4391 Curated Info
47	Rikova K (2009) CST Curation Set: 8545; Year: 2009; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Curated Info
48	Possemato A (2009) CST Curation Set: 7320; Year: 2009; Biosample/Treatment: cell line, NCI-H2228/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
49	Possemato A (2009) CST Curation Set: 6908; Year: 2009; 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 (RXRXXT-P) (60D12F4) Rabbit mAb Cat#: 10002 Curated Info
50	Possemato A (2009) CST Curation Set: 6909; Year: 2009; 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 (RXRXXT-P) (60D12F4) Rabbit mAb Cat#: 10002 Curated Info
51	Possemato A (2009) CST Curation Set: 6905; Year: 2009; 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
52	Possemato A (2009) CST Curation Set: 6903; Year: 2009; 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
53	Possemato A (2009) CST Curation Set: 6898; Year: 2009; 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 (RXRXXT-P) (60D12F4) Rabbit mAb Cat#: 10002 Curated Info
54	Possemato A (2009) CST Curation Set: 6899; Year: 2009; 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 (RXRXXT-P) (60D12F4) Rabbit mAb Cat#: 10002 Curated Info
55	Chen RQ, et al. (2009) CDC25B mediates rapamycin-induced oncogenic responses in cancer cells. Cancer Res 69, 2663-8 19276368 Curated Info
56	Rikova K (2008) CST Curation Set: 4104; Year: 2008; Biosample/Treatment: tissue, lung/untreated; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: (F/Y)p[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho(Ser/Thr) Phe Antibody Cat#: 9631 Curated Info