Ser122
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Home > Phosphorylation Site Page: > Ser122  -  PPP1R2 (human)

Site Information
RIQEQEssGEEDsDL   SwissProt Entrez-Gene
Blast this site against: NCBI  SwissProt  PDB 
Site Group ID: 449053

In vivo Characterization
Methods used to characterize site in vivo:
[32P] bio-synthetic labeling ( 61 ) , mass spectrometry ( 1 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 14 , 16 , 17 , 18 , 19 , 20 , 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 , 57 , 58 , 59 ) , mutation of modification site ( 60 , 61 ) , phospho-antibody ( 60 ) , phosphoamino acid analysis ( 61 ) , western blotting ( 61 )
Disease tissue studied:
breast cancer ( 3 , 8 , 9 , 16 , 17 ) , breast ductal carcinoma ( 8 ) , HER2 positive breast cancer ( 1 ) , luminal A breast cancer ( 1 ) , luminal B breast cancer ( 1 ) , breast cancer, surrounding tissue ( 1 ) , breast cancer, triple negative ( 1 , 8 ) , cervical cancer ( 59 ) , cervical adenocarcinoma ( 59 ) , esophageal cancer ( 35 , 36 ) , leukemia ( 22 , 44 , 45 , 46 , 47 ) , acute myelogenous leukemia ( 22 ) , chronic myelogenous leukemia ( 44 , 45 , 46 , 47 ) , liver cancer ( 41 ) , hepatocellular carcinoma, surrounding tissue ( 31 ) , lung cancer ( 11 , 57 ) , non-small cell lung adenocarcinoma ( 11 ) , lymphoma ( 10 , 51 ) , Burkitt's lymphoma ( 10 ) , follicular lymphoma ( 10 ) , mantle cell lymphoma ( 10 ) , ovarian cancer ( 8 ) , melanoma skin cancer ( 6 )
Relevant cell line - cell type - tissue:
293 (epithelial) ( 37 ) , 293 (epithelial) [AT1 (human), transfection, AT1R stable transfected HEK293] ( 28 ) , 293 (epithelial) [AT1 (human), transfection] ( 27 ) , 293E (epithelial) ( 24 ) , 293T (epithelial) ( 5 , 39 , 40 , 55 ) , 786-O (renal) ( 4 ) , 786-O (renal) [VHL (human), transfection] ( 4 ) , A498 (renal) ( 30 ) , BJAB (B lymphocyte) ( 10 ) , breast ( 1 , 8 ) , BT-20 (breast cell) ( 17 ) , BT-474 (breast cell) ( 3 ) , BT-549 (breast cell) ( 17 ) , Chang liver (hepatic) ( 50 ) , COS (fibroblast) ( 60 , 61 ) , endothelial-aorta ( 18 ) , esophagus ( 35 , 36 ) , FL-318 (B lymphocyte) ( 10 ) , Flp-In T-Rex-293 (epithelial) ( 20 ) , Flp-In T-Rex-293 (epithelial) [PRKD1 (human), genetic knockin] ( 20 ) , GM00130 (B lymphocyte) ( 29 ) , HCC1937 (breast cell) ( 17 ) , HCT116 (intestinal) ( 38 ) , HeLa (cervical) ( 7 , 14 , 23 , 26 , 32 , 38 , 48 , 49 , 58 ) , hepatocyte-liver ( 31 ) , HMLER ('stem, breast cancer') ( 9 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 9 ) , HUES-9 ('stem, embryonic') ( 25 ) , JEKO-1 (B lymphocyte) ( 10 ) , JHH-5 (hepatic) ( 41 ) , Jurkat (T lymphocyte) ( 12 , 33 , 34 , 42 , 52 , 53 ) , K562 (erythroid) ( 14 , 32 , 43 , 44 , 45 , 46 , 47 ) , KG-1 (myeloid) ( 22 ) , lung ( 11 , 57 ) , MCF-7 (breast cell) ( 3 , 17 ) , MDA-MB-231 (breast cell) ( 17 ) , MDA-MB-468 (breast cell) ( 17 ) , NCEB-1 (B lymphocyte) ( 10 ) , NCI-H460 (pulmonary) ( 38 ) , OCI-ly1 (B lymphocyte) ( 10 ) , ovary ( 8 ) , platelet-blood ( 54 ) , Raji (B lymphocyte) ( 10 ) , RAMOS (B lymphocyte) ( 10 ) , REC-1 (B lymphocyte) ( 10 , 51 ) , SKBr3 (breast cell) ( 16 ) , SU-DHL-4 (B lymphocyte) ( 10 ) , T lymphocyte-blood ( 19 ) , UPN-1 (B lymphocyte) ( 10 ) , WM239A (epidermal) ( 6 )

Upstream Regulation
Kinases, in vitro:
CK2A1 (human) ( 61 )
Treatments:
anti-CD3 ( 19 ) , ischemia ( 8 ) , quinalizarin ( 5 )

Downstream Regulation
Effects of modification on PPP1R2:
intracellular localization ( 61 )

References 

1

Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62
27251275   Curated Info

2

Boeing S, et al. (2016) Multiomic Analysis of the UV-Induced DNA Damage Response. Cell Rep 15, 1597-1610
27184836   Curated Info

3

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

4

Malec V, Coulson JM, Urbé S, Clague MJ (2015) Combined Analyses of the VHL and Hypoxia Signaling Axes in an Isogenic Pairing of Renal Clear Cell Carcinoma Cells. J Proteome Res 14, 5263-72
26506913   Curated Info

5

Franchin C, et al. (2015) Quantitative analysis of a phosphoproteome readily altered by the protein kinase CK2 inhibitor quinalizarin in HEK-293T cells. Biochim Biophys Acta 1854, 609-23
25278378   Curated Info

6

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

7

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

8

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

9

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

10

Rolland D, et al. (2014) Global phosphoproteomic profiling reveals distinct signatures in B-cell non-Hodgkin lymphomas. Am J Pathol 184, 1331-42
24667141   Curated Info

11

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

12

Mertins P, et al. (2013) Integrated proteomic analysis of post-translational modifications by serial enrichment. Nat Methods 10, 634-7
23749302   Curated Info

13

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

14

Zhou H, et al. (2013) Toward a comprehensive characterization of a human cancer cell phosphoproteome. J Proteome Res 12, 260-71
23186163   Curated Info

15

Korrodi-Gregório L, et al. (2013) Identification and characterization of two distinct PPP1R2 isoforms in human spermatozoa. BMC Cell Biol 14, 15
23506001   Curated Info

16

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

17

Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68
22617229   Curated Info

18

Verano-Braga T, et al. (2012) Time-resolved quantitative phosphoproteomics: new insights into Angiotensin-(1-7) signaling networks in human endothelial cells. J Proteome Res 11, 3370-81
22497526   Curated Info

19

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

20

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

21

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

22

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

23

Grosstessner-Hain K, et al. (2011) Quantitative phospho-proteomics to investigate the polo-like kinase 1-dependent phospho-proteome. Mol Cell Proteomics 10, M111.008540
21857030   Curated Info

24

Hsu PP, et al. (2011) The mTOR-regulated phosphoproteome reveals a mechanism of mTORC1-mediated inhibition of growth factor signaling. Science 332, 1317-22
21659604   Curated Info

25

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

26

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

27

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

28

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

29

Bennetzen MV, et al. (2010) Site-specific phosphorylation dynamics of the nuclear proteome during the DNA damage response. Mol Cell Proteomics 9, 1314-23
20164059   Curated Info

30

Schreiber TB, et al. (2010) An integrated phosphoproteomics work flow reveals extensive network regulation in early lysophosphatidic acid signaling. Mol Cell Proteomics 9, 1047-62
20071362   Curated Info

31

Han G, et al. (2010) Phosphoproteome analysis of human liver tissue by long-gradient nanoflow LC coupled with multiple stage MS analysis. Electrophoresis 31, 1080-9
20166139   Curated Info

32

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

33

Guo A (2009) CST Curation Set: 8004; 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: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

34

Guo A (2009) CST Curation Set: 8005; 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: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

35

Gu T (2009) CST Curation Set: 7111; Year: 2009; Biosample/Treatment: tissue, esophagus/untreated; Disease: esophageal cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

36

Tucker M (2009) CST Curation Set: 7089; Year: 2009; Biosample/Treatment: tissue, esophagus/untreated; Disease: esophageal cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

37

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

38

Nagano K, et al. (2009) Phosphoproteomic analysis of distinct tumor cell lines in response to nocodazole treatment. Proteomics 9, 2861-74
19415658   Curated Info

39

Tucker M (2009) CST Curation Set: 6221; Year: 2009; Biosample/Treatment: cell line, 293T/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

40

Tucker M (2009) CST Curation Set: 6218; Year: 2009; Biosample/Treatment: cell line, 293T/untreated; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

41

Tucker M (2009) CST Curation Set: 5961; Year: 2009; Biosample/Treatment: cell line, JHH-5/untreated; Disease: liver cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

42

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

43

Stokes M (2008) CST Curation Set: 4609; 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

44

Stokes M (2008) CST Curation Set: 4388; 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

45

Stokes M (2008) CST Curation Set: 4389; 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

46

Stokes M (2008) CST Curation Set: 4391; 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

47

Stokes M (2008) CST Curation Set: 4393; 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

48

Ruse CI, et al. (2008) Motif-specific sampling of phosphoproteomes. J Proteome Res 7, 2140-50
18452278   Curated Info

49

McNulty DE, Annan RS (2008) Hydrophilic interaction chromatography reduces the complexity of the phosphoproteome and improves global phosphopeptide isolation and detection. Mol Cell Proteomics 7, 971-80
18212344   Curated Info

50

Sui S, et al. (2008) Phosphoproteome analysis of the human Chang liver cells using SCX and a complementary mass spectrometric strategy. Proteomics 8, 2024-34
18491316   Curated Info

51

Gu T (2008) CST Curation Set: 3978; Year: 2008; Biosample/Treatment: cell line, REC-1/untreated; Disease: lymphoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

52

Stokes M (2008) CST Curation Set: 3882; 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

53

Stokes M (2008) CST Curation Set: 3885; 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

54

Zahedi RP, et al. (2008) Phosphoproteome of resting human platelets. J Proteome Res 7, 526-34
18088087   Curated Info

55

Molina H, et al. (2007) Global proteomic profiling of phosphopeptides using electron transfer dissociation tandem mass spectrometry. Proc Natl Acad Sci U S A 104, 2199-204
17287340   Curated Info

56

Gu T (2007) CST Curation Set: 2234; Year: 2007; Biosample/Treatment: cell line, RSK2-1/-; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

57

Cherry J (2006) CST Curation Set: 2165; Year: 2006; Biosample/Treatment: tissue, lung/-; Disease: lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: pY Antibodies Used to Purify Peptides prior to LCMS: Phospho-Tyrosine Mouse mAb (P-Tyr-100) Cat#: 9411, PTMScan(R) Phospho-Tyr Motif (Y*) Immunoaffinity Beads Cat#: 1991
Curated Info

58

Beausoleil SA, et al. (2004) Large-scale characterization of HeLa cell nuclear phosphoproteins. Proc Natl Acad Sci U S A 101, 12130-5
15302935   Curated Info

59

Leach C, Shenolikar S, Brautigan DL (2003) Phosphorylation of phosphatase inhibitor-2 at centrosomes during mitosis. J Biol Chem 278, 26015-20
12697755   Curated Info

60

Sakashita G, et al. (2003) Regulation of type 1 protein phosphatase/inhibitor-2 complex by glycogen synthase kinase-3beta in intact cells. J Biochem (Tokyo) 133, 165-71
12761178   Curated Info

61

Kakinoki Y, Somers J, Brautigan DL (1997) Multisite phosphorylation and the nuclear localization of phosphatase inhibitor 2-green fluorescent protein fusion protein during S phase of the cell growth cycle. J Biol Chem 272, 32308-14
9405437   Curated Info