Curated Information
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Curated Information Page
PubMed Id: 19043406 
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.
Calzado MA, et al. (2009) An inducible autoregulatory loop between HIPK2 and Siah2 at the apex of the hypoxic response. Nat Cell Biol 11, 85-91 19043406
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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T26-p - SIAH2 (human) ▲
Orthologous residues
SIAH2 (human): T26‑p, SIAH2 (mouse): A27‑p
Characterization
 Methods used to characterize site in vivo:  mutation of modification site, western blotting
 Relevant cell lines - cell types - tissues:  293T (epithelial)
 Cellular systems studied:  cell lines
 Species studied:  human
Downstream Regulation
 Effect of modification (function):  molecular association, regulation, protein degradation
 Modification regulates interactions with: 
Interacting molecule Interacting domains Effect Consequences (function) Consequences (process) Detection assays
HIPK2 (human) Disrupts protein degradation co-immunoprecipitation

S28-p - SIAH2 (human) ▲
Orthologous residues
SIAH2 (human): S28‑p, SIAH2 (mouse): S29‑p
Characterization
 Methods used to characterize site in vivo:  immunoprecipitation, mutation of modification site, phospho-antibody, western blotting
 Relevant cell lines - cell types - tissues:  293T (epithelial)
 Cellular systems studied:  cell lines
 Species studied:  human
Upstream Regulation
 Potential in vivo enzymes for site: 
Type Enzyme Evidence Notes
KINASE HIPK2 (human) transfection of inactive enzyme, transfection of wild-type enzyme
 Treatments, proteins and their effect on site modification: 
Treatments Referenced Treatments Manipulated Protein Referenced Protein Effect Notes
MG132, hypoxia decrease
Downstream Regulation
 Effect of modification (function):  molecular association, regulation, protein degradation
 Modification regulates interactions with: 
Interacting molecule Interacting domains Effect Consequences (function) Consequences (process) Detection assays
HIPK2 (human) Disrupts protein degradation co-immunoprecipitation

S68-p - SIAH2 (human) ▲
Orthologous residues
SIAH2 (human): S68‑p, SIAH2 (mouse): S69‑p
Characterization
 Methods used to characterize site in vivo:  mutation of modification site, western blotting
 Relevant cell lines - cell types - tissues:  293T (epithelial)
 Cellular systems studied:  cell lines
 Species studied:  human
Downstream Regulation
 Effect of modification (function):  molecular association, regulation, protein degradation
 Modification regulates interactions with: 
Interacting molecule Interacting domains Effect Consequences (function) Consequences (process) Detection assays
HIPK2 (human) Disrupts protein degradation co-immunoprecipitation


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