Ser342

Site Information
tRsPsDsstAstPVA SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 454215

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 )
Disease tissue studied:	breast cancer ( 2 ) , lung cancer ( 1 , 5 ) , non-small cell lung adenocarcinoma ( 1 )
Relevant cell line - cell type - tissue:	293 (epithelial) ( 7 ) , CL1-0 (pulmonary) ( 5 ) , CL1-1 (pulmonary) ( 5 ) , CL1-2 (pulmonary) ( 5 ) , CL1-5 (pulmonary) ( 5 ) , HCT116 (intestinal) ( 10 ) , HeLa (cervical) ( 6 ) , HMLER ('stem, breast cancer') [CXCR4 (human), knockdown] ( 2 ) , HMLER ('stem, breast cancer') ( 2 ) , HUES-7 ('stem, embryonic') ( 9 ) , Jurkat (T lymphocyte) ( 8 , 11 , 12 ) , NCI-H1703 (squamous) ( 13 , 14 ) , NCI-H460 (pulmonary) ( 10 ) , PC9 (pulmonary) ( 1 )

Upstream Regulation
Treatments:	metastatic potential ( 5 )

References
1	Tsai CF, et al. (2015) Large-scale determination of absolute phosphorylation stoichiometries in human cells by motif-targeting quantitative proteomics. Nat Commun 6, 6622 25814448 Curated Info
2	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
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	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
5	Wang YT, et al. (2010) An informatics-assisted label-free quantitation strategy that depicts phosphoproteomic profiles in lung cancer cell invasion. J Proteome Res 9, 5582-97 20815410 Curated Info
6	Zhou J (2010) CST Curation Set: 10690; Year: 2010; Biosample/Treatment: cell line, HeLa/untreated; Disease: cervical adenocarcinoma; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Phospho-PLK Binding Motif (STP) (D73F6) Rabbit mAb Cat#: 5243, PTMScan(R) Phospho-PLK Binding Motif (STP) Immunoaffinity Beads Cat#: 5756 Curated Info
7	Guo A (2010) CST Curation Set: 9969; Year: 2010; Biosample/Treatment: cell line, 293/Insulin; Disease: -; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P Antibodies Used to Purify Peptides prior to LCMS: Millipore 05-368 Curated Info
8	Possemato A (2010) CST Curation Set: 9438; 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: p[ST]P Curated Info
9	Van Hoof D, et al. (2009) Phosphorylation dynamics during early differentiation of human embryonic stem cells. Cell Stem Cell 5, 214-26 19664995 Curated Info
10	Nagano K, et al. (2009) Phosphoproteomic analysis of distinct tumor cell lines in response to nocodazole treatment. Proteomics 9, 2861-74 19415658 Curated Info
11	Possemato A (2008) CST Curation Set: 5273; 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: p[ST]P , PTMScan(R) PLK Binding Motif (SpTP) Immunoaffinity Beads Cat#: 1995 Curated Info
12	Possemato A (2008) CST Curation Set: 5276; 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: p[ST]P Curated Info
13	Possemato A (2006) CST Curation Set: 1664; Year: 2006; Biosample/Treatment: cell line, NCI-H1703/serum starved; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P , PTMScan(R) PLK Binding Motif (SpTP) Immunoaffinity Beads Cat#: 1995 Curated Info
14	Possemato A (2006) CST Curation Set: 1665; Year: 2006; Biosample/Treatment: cell line, NCI-H1703/serum starved; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: p[ST]P , PTMScan(R) PLK Binding Motif (SpTP) Immunoaffinity Beads Cat#: 1995 Curated Info