Ser258

Site Information
tQQQtRIsAssAtRE SwissProt Entrez-Gene
Blast this site against: NCBI SwissProt PDB
Site Group ID: 465488

In vivo Characterization
Methods used to characterize site in vivo:	mass spectrometry ( 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 10 , 11 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 ) , mutation of modification site ( 9 ) , western blotting ( 9 )
Disease tissue studied:	breast cancer ( 5 , 10 ) , breast ductal carcinoma ( 5 ) , HER2 positive breast cancer ( 3 ) , luminal A breast cancer ( 3 ) , luminal B breast cancer ( 3 ) , breast cancer, surrounding tissue ( 3 ) , breast cancer, triple negative ( 3 , 5 ) , leukemia ( 9 ) , acute myelogenous leukemia ( 9 ) , lung cancer ( 8 , 10 , 20 , 21 , 22 ) , non-small cell lung cancer ( 10 , 20 , 21 , 22 ) , non-small cell lung adenocarcinoma ( 8 , 20 , 21 ) , non-small cell squamous cell lung carcinoma ( 20 , 21 ) , ovarian cancer ( 5 ) , pancreatic ductal adenocarcinoma ( 7 )
Relevant cell line - cell type - tissue:	'pancreatic, ductal'-pancreas ( 7 ) , A498 (renal) ( 14 ) , breast ( 3 , 5 ) , BT-20 (breast cell) ( 10 ) , BT-549 (breast cell) ( 10 ) , Calu 6 (pulmonary) ( 10 ) , endothelial-aorta ( 11 ) , H2009 (pulmonary) ( 10 ) , H2077 (pulmonary) ( 10 ) , H2887 (pulmonary) ( 10 ) , H322M (pulmonary) ( 10 ) , HCC1359 (pulmonary) ( 10 ) , HCC1937 (breast cell) ( 10 ) , HCC2279 (pulmonary) ( 10 ) , HCC366 (pulmonary) ( 10 ) , HCC4006 (pulmonary) ( 10 ) , HCC78 (pulmonary) ( 10 ) , HCC827 (pulmonary) ( 10 ) , HEK293T (epithelial) ( 9 ) , HeLa (cervical) ( 2 , 4 , 15 ) , HOP62 (pulmonary) ( 10 ) , HUES-9 ('stem, embryonic') ( 13 ) , LCLC-103H (pulmonary) ( 10 ) , liver ( 6 ) , LOU-NH91 (squamous) ( 10 ) , lung ( 8 ) , MCF-7 (breast cell) ( 10 ) , MDA-MB-231 (breast cell) ( 10 ) , MDA-MB-468 (breast cell) ( 10 ) , ML-1 [Human leukemia] (myeloid) ( 9 ) , NCI-H1395 (pulmonary) ( 10 ) , NCI-H1568 (pulmonary) ( 10 ) , NCI-H157 (pulmonary) ( 10 ) , NCI-H1648 (pulmonary) ( 10 ) , NCI-H1666 (pulmonary) ( 10 ) , NCI-H1703 (squamous) ( 16 , 17 , 18 , 20 , 21 ) , NCI-H2030 (pulmonary) ( 10 ) , NCI-H2172 (pulmonary) ( 10 ) , NCI-H322 (pulmonary) ( 10 ) , NCI-H3255 (pulmonary) ( 19 , 22 ) , NCI-H460 (pulmonary) ( 10 ) , NCI-H647 (pulmonary) ( 10 ) , ovary ( 5 ) , Vero E6-S ('epithelial, kidney') ( 1 )

Upstream Regulation
Putative in vivo kinases:	PAK1 (human) ( 9 )
Treatments:	angiotensin-(1-7) ( 11 ) , EGF ( 2 , 15 )

Downstream Regulation
Effects of modification on PXN:	molecular association, regulation ( 9 )
Inhibit interaction with:	TACE (human) ( 9 )

References
1	Bouhaddou M, et al. (2020) The Global Phosphorylation Landscape of SARS-CoV-2 Infection. Cell 182 32645325 Curated Info
2	Huang H, et al. (2016) Simultaneous Enrichment of Cysteine-containing Peptides and Phosphopeptides Using a Cysteine-specific Phosphonate Adaptable Tag (CysPAT) in Combination with titanium dioxide (TiO2) Chromatography. Mol Cell Proteomics 15, 3282-3296 27281782 Curated Info
3	Mertins P, et al. (2016) Proteogenomics connects somatic mutations to signalling in breast cancer. Nature 534, 55-62 27251275 Curated Info
4	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
5	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
6	Bian Y, et al. (2014) An enzyme assisted RP-RPLC approach for in-depth analysis of human liver phosphoproteome. J Proteomics 96, 253-62 24275569 Curated Info
7	Britton D, et al. (2014) Quantification of pancreatic cancer proteome and phosphorylome: indicates molecular events likely contributing to cancer and activity of drug targets. PLoS One 9, e90948 24670416 Curated Info
8	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
9	Lee JH, et al. (2013) HIV Nef, Paxillin, and Pak1/2 Regulate Activation and Secretion of TACE/ADAM10 Proteases. Mol Cell 49, 668-79 23317503 Curated Info
10	Klammer M, et al. (2012) Phosphosignature predicts dasatinib response in non-small cell lung cancer. Mol Cell Proteomics 11, 651-68 22617229 Curated Info
11	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
12	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
13	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
14	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
15	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
16	Moritz A (2009) CST Curation Set: 5880; 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
17	Moritz A (2009) CST Curation Set: 5883; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/U 0126; 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
18	Moritz A (2009) CST Curation Set: 5851; Year: 2009; Biosample/Treatment: cell line, NCI-H1703/wortmannin; 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
19	Moritz A (2008) CST Curation Set: 5614; Year: 2008; Biosample/Treatment: cell line, NCI-H3255/Iressa; 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
20	Moritz A (2007) CST Curation Set: 2762; 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: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PKA Substrate Antibody Cat#: 9621 Curated Info
21	Moritz A (2007) CST Curation Set: 2763; 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: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PKA Substrate Antibody Cat#: 9621 Curated Info
22	Moritz A (2007) CST Curation Set: 2765; Year: 2007; Biosample/Treatment: cell line, NCI-H3255/-; Disease: non-small cell lung cancer; SILAC: -; Specificities of Antibodies Used to Purify Peptides prior to LCMS: RRXp[ST] Antibodies Used to Purify Peptides prior to LCMS: Phospho-(Ser/Thr) PKA Substrate Antibody Cat#: 9621 Curated Info