Curated Information
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Home > Curated Information Page > PubMed Id: 22770219
Inuzuka H, et al. (2012) Acetylation-dependent regulation of skp2 function. Cell 150, 179-93 22770219
This page summarizes selected information from the record referenced above and curated into PhosphoSitePlus®, a comprehensive online resource for the study of protein post-translational modifications (NAR, 2015, 43:D512-20). To learn more about the scope of PhosphoSitePlus®, click here.
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S838-p - CDH1 (human)
Modsite: LVFDYEGsGsEAAsL SwissProt Entrez-Gene
Orthologous residues
CDH1 (human): S838‑p, CDH1 (mouse): S840‑p, CDH1 (rat): S842‑p

S840-p - CDH1 (human)
Modsite: FDYEGsGsEAAsLSs SwissProt Entrez-Gene
Orthologous residues
CDH1 (human): S840‑p, CDH1 (mouse): S842‑p, CDH1 (rat): S844‑p

S844-p - CDH1 (human)
Modsite: GsGsEAAsLSsLNsS SwissProt Entrez-Gene
Orthologous residues
CDH1 (human): S844‑p, CDH1 (mouse): S846‑p, CDH1 (rat): S848‑p

S847-p - CDH1 (human)
Modsite: sEAAsLSsLNsSEsD SwissProt Entrez-Gene
Orthologous residues
CDH1 (human): S847‑p, CDH1 (mouse): S849‑p, CDH1 (rat): S851‑p

S850-p - CDH1 (human)
Modsite: AsLSsLNsSEsDKDQ SwissProt Entrez-Gene
Orthologous residues
CDH1 (human): S850‑p, CDH1 (mouse): S852‑p, CDH1 (rat): S854‑p

S853-p - CDH1 (human)
Modsite: SsLNsSEsDKDQDYD SwissProt Entrez-Gene
Orthologous residues
CDH1 (human): S853‑p, CDH1 (mouse): S855‑p, CDH1 (rat): S857‑p

K68-ac - SKP2 (human)
Modsite: HPEsPPRkRLkskGs SwissProt Entrez-Gene
Orthologous residues
SKP2 (human): K68‑ac, SKP2 (mouse): K68‑ac
Characterization
Methods used to characterize site in vivo immunoprecipitation, mass spectrometry, modification-specific antibody, mutation of modification site, western blotting
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), HeLa (cervical), MEF (fibroblast)
Cellular systems studied:  cell lines
Species studied:  human, mouse
Enzymes shown to modify site in vitro
Type Enzyme
DEACETYLASE SIRT3 (human)
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
DEACETYLASE SIRT3 (human) co-immunoprecipitation, siRNA inhibition of enzyme, transfection of wild-type enzyme, transfection of inactive enzyme, pharmacological inhibitor of upstream enzyme, genetic knockout/knockin of upstream enzyme
ACETYLTRANSFERASE p300 (human) co-immunoprecipitation, transfection of wild-type enzyme, activation of upstream enzyme, pharmacological inhibitor of upstream enzyme
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
CBP (human) no change compared to control
GCN5 (human) no change compared to control
insulin increase
garcinol insulin inhibit treatment-induced increase
siRNA increase Sirt3-siRNA increases acetylation
SIRT4 (human) no change compared to control siRNA used
Downstream Regulation
Effect of modification (function):  intracellular localization, protein stabilization
Effect of modification (process):  carcinogenesis, induced, cell motility, induced
Comments:  Skp2 cytoplasmic localization

K71-ac - SKP2 (human)
Modsite: sPPRkRLkskGsDkD SwissProt Entrez-Gene
Orthologous residues
SKP2 (human): K71‑ac, SKP2 (mouse): K71‑ac
Characterization
Methods used to characterize site in vivo immunoprecipitation, modification-specific antibody, mutation of modification site, western blotting
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), HeLa (cervical), MEF (fibroblast)
Cellular systems studied:  cell lines
Species studied:  human, mouse
Enzymes shown to modify site in vitro
Type Enzyme
DEACETYLASE SIRT3 (human)
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
DEACETYLASE SIRT3 (human) co-immunoprecipitation, siRNA inhibition of enzyme, transfection of wild-type enzyme, transfection of inactive enzyme, pharmacological inhibitor of upstream enzyme, genetic knockout/knockin of upstream enzyme
ACETYLTRANSFERASE p300 (human) co-immunoprecipitation, transfection of wild-type enzyme, activation of upstream enzyme, pharmacological inhibitor of upstream enzyme
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
CBP (human) no change compared to control
GCN5 (human) no change compared to control
insulin increase
garcinol insulin inhibit treatment-induced increase
siRNA increase Sirt3-siRNA increases acetylation
SIRT4 (human) no change compared to control siRNA used
Downstream Regulation
Effect of modification (function):  intracellular localization, protein stabilization
Effect of modification (process):  carcinogenesis, induced, cell motility, induced
Comments:  Skp2 cytoplasmic localization

S72-p - SKP2 (human)
Modsite: PPRkRLkskGsDkDF SwissProt Entrez-Gene
Orthologous residues
SKP2 (human): S72‑p, SKP2 (mouse): G72‑p
Characterization
Methods used to characterize site in vivo phospho-antibody, western blotting
Relevant cell lines - cell types - tissues:  HeLa (cervical)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
KINASE Akt1 (human) activation of upstream enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
insulin increase

S75-p - SKP2 (human)
Modsite: kRLkskGsDkDFVIV SwissProt Entrez-Gene
Orthologous residues
SKP2 (human): S75‑p, SKP2 (mouse): S75‑p

K68-ac - SKP2 (mouse)
Modsite: HPQsPPRkRVkGKGS SwissProt Entrez-Gene
Orthologous residues
SKP2 (human): K68‑ac, SKP2 (mouse): K68‑ac
Characterization
Methods used to characterize site in vivo immunoprecipitation, mass spectrometry, modification-specific antibody, mutation of modification site, western blotting
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), HeLa (cervical), MEF (fibroblast)
Cellular systems studied:  cell lines
Species studied:  human, mouse
Enzymes shown to modify site in vitro
Type Enzyme
DEACETYLASE SIRT3 (human)
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
DEACETYLASE SIRT3 (human) co-immunoprecipitation, siRNA inhibition of enzyme, transfection of wild-type enzyme, transfection of inactive enzyme, pharmacological inhibitor of upstream enzyme, genetic knockout/knockin of upstream enzyme
ACETYLTRANSFERASE p300 (human) co-immunoprecipitation, transfection of wild-type enzyme, activation of upstream enzyme, pharmacological inhibitor of upstream enzyme
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
CBP (human) no change compared to control
GCN5 (human) no change compared to control
insulin increase
garcinol insulin inhibit treatment-induced increase
siRNA increase Sirt3-siRNA increases acetylation
SIRT4 (human) no change compared to control siRNA used
Downstream Regulation
Effect of modification (function):  intracellular localization, protein stabilization
Effect of modification (process):  carcinogenesis, induced, cell motility, induced
Comments:  Skp2 cytoplasmic localization

K71-ac - SKP2 (mouse)
Modsite: sPPRkRVkGKGSDKD SwissProt Entrez-Gene
Orthologous residues
SKP2 (human): K71‑ac, SKP2 (mouse): K71‑ac
Characterization
Methods used to characterize site in vivo immunoprecipitation, modification-specific antibody, mutation of modification site, western blotting
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), HeLa (cervical), MEF (fibroblast)
Cellular systems studied:  cell lines
Species studied:  human, mouse
Enzymes shown to modify site in vitro
Type Enzyme
DEACETYLASE SIRT3 (human)
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
DEACETYLASE SIRT3 (human) co-immunoprecipitation, siRNA inhibition of enzyme, transfection of wild-type enzyme, transfection of inactive enzyme, pharmacological inhibitor of upstream enzyme, genetic knockout/knockin of upstream enzyme
ACETYLTRANSFERASE p300 (human) co-immunoprecipitation, transfection of wild-type enzyme, activation of upstream enzyme, pharmacological inhibitor of upstream enzyme
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
CBP (human) no change compared to control
GCN5 (human) no change compared to control
insulin increase
garcinol insulin inhibit treatment-induced increase
siRNA increase Sirt3-siRNA increases acetylation
SIRT4 (human) no change compared to control siRNA used
Downstream Regulation
Effect of modification (function):  intracellular localization, protein stabilization
Effect of modification (process):  carcinogenesis, induced, cell motility, induced
Comments:  Skp2 cytoplasmic localization