Ser423
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Home > Phosphorylation Site Page: > Ser423  -  P70S6KB (human)

Site Information
ssPRAPVsPLKFSPF   SwissProt Entrez-Gene
Blast this site against: NCBI  SwissProt  PDB 
Site Group ID: 455991

In vivo Characterization
Methods used to characterize site in vivo:
mass spectrometry ( 1 , 2 , 4 , 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 ) , mutation of modification site ( 49 )
Disease tissue studied:
breast cancer ( 2 ) , breast ductal carcinoma ( 2 ) , 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 ) , leukemia ( 8 ) , acute myelogenous leukemia ( 8 ) , lung cancer ( 7 ) , non-small cell lung cancer ( 7 )
Relevant cell line - cell type - tissue:

Upstream Regulation
Treatments:
angiotensin_2 ( 20 )

Downstream Regulation
Effects of modification on P70S6KB:
enzymatic activity, induced ( 49 )

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

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

4

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

5

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

6

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

7

Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68
22617229   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: 12842; 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) (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: 12843; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

11

Mulhern D (2011) CST Curation Set: 12844; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

12

Mulhern D (2011) CST Curation Set: 12846; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

13

Mulhern D (2011) CST Curation Set: 12847; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

14

Mulhern D (2011) CST Curation Set: 12848; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

15

Mulhern D (2011) CST Curation Set: 12850; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

16

Mulhern D (2011) CST Curation Set: 12891; 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) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

17

Mulhern D (2011) CST Curation Set: 12749; 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-Akt Substrate (RXRXXS/T) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

18

Moritz A (2011) CST Curation Set: 12260; 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-Akt Substrate (RXRXXS/T) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

19

Possemato A (2010) CST Curation Set: 10114; 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

20

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

21

Possemato A (2010) CST Curation Set: 9633; 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
Curated Info

22

Possemato A (2010) CST Curation Set: 9635; 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
Curated Info

23

Possemato A (2010) CST Curation Set: 9634; 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
Curated Info

24

Possemato A (2010) CST Curation Set: 9632; 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
Curated Info

25

Possemato A (2010) CST Curation Set: 9614; 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]
Curated Info

26

Possemato A (2010) CST Curation Set: 9615; 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]
Curated Info

27

Possemato A (2010) CST Curation Set: 9067; 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: (F/Y)XpS
Curated Info

28

Possemato A (2010) CST Curation Set: 9074; 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: (F/Y)XpSAntibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser) Arg-X-Tyr/Phe-X-pSer Motif Antibody Cat#: 2981
Curated Info

29

Possemato A (2010) CST Curation Set: 9068; 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: (F/Y)XpS
Curated Info

30

Possemato A (2010) CST Curation Set: 9072; 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: (F/Y)XpS
Curated Info

31

Possemato A (2010) CST Curation Set: 9073; 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: (F/Y)XpS
Curated Info

32

Possemato A (2010) CST Curation Set: 9069; 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: (F/Y)XpS
Curated Info

33

Possemato A (2010) CST Curation Set: 9071; 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: (F/Y)XpS
Curated Info

34

Possemato A (2010) CST Curation Set: 9055; 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

35

Moritz A (2009) CST Curation Set: 8723; Year: 2009; Biosample/Treatment: cell line, Jurkat/calyculin_A; 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

36

Moritz A (2009) CST Curation Set: 8725; Year: 2009; Biosample/Treatment: cell line, Jurkat/calyculin_A; 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

37

Moritz A (2009) CST Curation Set: 8726; Year: 2009; Biosample/Treatment: cell line, Jurkat/calyculin_A; 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

38

Moritz A (2009) CST Curation Set: 8724; Year: 2009; Biosample/Treatment: cell line, Jurkat/calyculin_A; 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

39

Possemato A (2009) CST Curation Set: 8599; 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

40

Moritz A (2009) CST Curation Set: 7933; 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 (RXRXXS/T) (110B7) Rabbit mAb Cat#: 9614, PTMScan(R) Phospho-Akt Substrate Motif (RXXS*/T*) Immunoaffinity Beads Cat#: 1978
Curated Info

41

Moritz A (2009) CST Curation Set: 7932; 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

42

Zhou J (2009) CST Curation Set: 7606; 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

43

Zhou J (2009) CST Curation Set: 7603; 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

44

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

45

Zhou J (2009) CST Curation Set: 6363; Year: 2009; Biosample/Treatment: cell line, HeLa/EGF; Disease: cervical adenocarcinoma; 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

46

Possemato A (2009) CST Curation Set: 6371; 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: pSP
Curated Info

47

Possemato A (2008) CST Curation Set: 5688; Year: 2008; 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

48

Moritz A (2007) CST Curation Set: 3340; 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: 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

49

Martin KA, et al. (2001) Ribosomal S6 kinase 2 inhibition by a potent C-terminal repressor domain is relieved by mitogen-activated protein-extracellular signal-regulated kinase kinase-regulated phosphorylation. J Biol Chem 276, 7892-8
11108720   Curated Info