Curated Information
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Curated Information Page
PubMed Id: 11756412 
This page summarizes selected information from the article referenced above and curated into PhosphoSitePlus®, a comprehensive online resource for the study of protein post-translational modifications (NAR, 2012,40:D261-70). To learn more about the scope of PhosphoSitePlus®, click here.
Li Y, Dowbenko D, Lasky LA (2002) AKT/PKB phosphorylation of p21Cip/WAF1 enhances protein stability of p21Cip/WAF1 and promotes cell survival. J Biol Chem 277, 11352-61 11756412
Only sites from this record are displayed on this page. Click on the protein name to open the protein page, and on the RSD number to open the site page. For the complete dataset, click the download button, on the right.
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T145-p - p21Cip1 (human)
Orthologous residues
p21Cip1 (human): T145‑p, p21Cip1 (mouse): T140‑p, p21Cip1 (dog): T113‑p
Characterization
 Methods used to characterize site in vivo [32P] bio-synthetic labeling, mutation of modification site
 Relevant cell lines - cell types - tissues:  293E (epithelial), A172 (glial), T98G (glial), U-118MG (glial), U87MG (glial)
 Cellular systems studied:  cell lines
 Species studied:  human
 Enzymes shown to modify site in vitro
Type Enzyme
KINASE Akt1 (human)
Upstream Regulation
 Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
KINASE Akt1 (human) transfection of inactive enzyme, co-immunoprecipitation, transfection of constitutively active enzyme
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
serum increase
LY294002 serum inhibit treatment-induced increase
taxol increase
LY294002 taxol inhibit treatment-induced increase
Downstream Regulation
 Effect of modification (function):  molecular association, regulation
 Modification regulates interactions with: 
Interacting molecule Interacting domains Effect Consequences (function) Consequences (process) Detection assays
PCNA (human) Disrupts co-immunoprecipitation

S146-p - p21Cip1 (human)
Orthologous residues
p21Cip1 (human): S146‑p, p21Cip1 (mouse): S141‑p, p21Cip1 (dog): S114‑p
Characterization
 Methods used to characterize site in vivo [32P] bio-synthetic labeling, mutation of modification site
 Relevant cell lines - cell types - tissues:  293E (epithelial), A172 (glial), T98G (glial), U-118MG (glial), U87MG (glial)
 Cellular systems studied:  cell lines
 Species studied:  human
 Enzymes shown to modify site in vitro
Type Enzyme
KINASE Akt1 (human)
Upstream Regulation
 Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
KINASE Akt1 (human) transfection of inactive enzyme, co-immunoprecipitation, transfection of constitutively active enzyme
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
serum increase
LY294002 serum inhibit treatment-induced increase
taxol increase
LY294002 taxol inhibit treatment-induced increase
Downstream Regulation
 Effect of modification (function):  protein stabilization


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