Article
A small synthetic peptide, which inhibits the p53-hdm2 interaction, stimulates the p53 pathway in tumour cell lines.
Journal of molecular biology - 26 May 2000
Chène P, Fuchs J, Bohn J, García-Echeverría C, Furet P, Fabbro D
Abstract excerpt
The hdm2 protein negatively regulates p53 tumour suppressor activity. Upon binding to p53, hdm2 stimulates p53 degradation and inhibits its transcriptional activity. Moreover, the hdm2 protein is overexpressed in various tumours inactivating p53. We report here that an octamer synthetic peptide derived from p53 inhibits the p53-hdm2 interaction in vitro. In cellular assays, this untagged peptide penetrates tumour...
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