Curated Information
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Home > Curated Information Page > PubMed Id: 18922467
Li C, et al. (2008) Essential phosphatases and a phospho-degron are critical for regulation of SRC-3/AIB1 coactivator function and turnover. Mol Cell 31, 835-49 18922467
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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S118-p - ER-alpha (human)
Modsite: LHPPPQLsPFLQPHG SwissProt Entrez-Gene
Orthologous residues
ER‑alpha (human): S118‑p, ER‑alpha (mouse): S122‑p, ER‑alpha (rat): S123‑p
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol increase

T24-p - SRC-3 (human)
Modsite: KRKLPCDtPGQGLtC SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): T24‑p, SRC‑3 iso2 (human): T24‑p, SRC‑3 (mouse): A25‑p, SRC‑3 (rat):
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP2CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PPP1CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PDXP (human) transfection of wild-type enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol increase

S101-p - SRC-3 (human)
Modsite: DVQkADVssTGQGVI SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S101‑p, SRC‑3 iso2 (human): S101‑p, SRC‑3 (mouse): S102‑p, SRC‑3 (rat):
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Enzymes shown to modify site in vitro
Type Enzyme
PHOSPHATASE PPP1CA (human)
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP1CA (human) co-immunoprecipitation
Downstream Regulation
Effect of modification (function):  protein degradation

S102-p - SRC-3 (human)
Modsite: VQkADVssTGQGVID SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S102‑p, SRC‑3 iso2 (human): S102‑p, SRC‑3 (mouse): S103‑p, SRC‑3 (rat):
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Enzymes shown to modify site in vitro
Type Enzyme
PHOSPHATASE PPP1CA (human)
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP1CA (human) co-immunoprecipitation
Downstream Regulation
Effect of modification (function):  protein degradation
Effect of modification (process):  cell growth, altered

S505-p - SRC-3 (human)
Modsite: SPVAGVHsPMAsSGN SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S505‑p, SRC‑3 iso2 (human): S505‑p, SRC‑3 (mouse): S498‑p, SRC‑3 (rat): S205‑p
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP1CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PPP2CA (human) siRNA inhibition of enzyme, transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PDXP (human) siRNA inhibition of enzyme, transfection of wild-type enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol increase

S543-p - SRC-3 (human)
Modsite: SLLSTLSsPGPKLDN SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S543‑p, SRC‑3 iso2 (human): S543‑p, SRC‑3 (mouse): S536‑p, SRC‑3 (rat): S243‑p
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PDXP (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PPP1CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PPP2CA (human) siRNA inhibition of enzyme, transfection of wild-type enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol increase

S857-p - SRC-3 (human)
Modsite: PPYNRAVsLDsPVsV SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S857‑p, SRC‑3 iso2 (human): S857‑p, SRC‑3 (mouse): S847‑p, SRC‑3 (rat): S551‑p
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP2CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PDXP (human) transfection of wild-type enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol no change compared to control

S860-p - SRC-3 (human)
Modsite: NRAVsLDsPVsVGss SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S860‑p, SRC‑3 iso2 (human): S860‑p, SRC‑3 (mouse): S850‑p, SRC‑3 (rat): S554‑p
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP2CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PDXP (human) transfection of wild-type enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol increase

S867-p - SRC-3 (human)
Modsite: sPVsVGssPPVKNIS SwissProt Entrez-Gene
Orthologous residues
SRC‑3 (human): S867‑p, SRC‑3 iso2 (human): S867‑p, SRC‑3 (mouse): G857‑p, SRC‑3 (rat): V561‑p
Characterization
Methods used to characterize site in vivo mutation of modification site, phospho-antibody, western blotting
Disease tissue studied:  breast cancer
Relevant cell lines - cell types - tissues:  HEK293T (epithelial), ZR-75-1 (breast cell)
Cellular systems studied:  cell lines
Species studied:  human
Upstream Regulation
Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
PHOSPHATASE PPP2CA (human) transfection of wild-type enzyme, phospho-antibody
PHOSPHATASE PDXP (human) transfection of wild-type enzyme, phospho-antibody
Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
estradiol increase