| Literature DB >> 18989794 |
Andrej Savchenko1, Mariya Yurchenko, Boris Snopok, Elena Kashuba.
Abstract
We have developed a surface plasmon resonance (SPR)-based immunocapture approach to study multimeric protein-protein complexes. A composition and spatial architecture of protein complexes that contained GST-tagged p53, p14ARF, and MDM2 was examined by the developed approach. Obtained results verified that the p53 protein possesses two binding sites for MDM2. Ternary complexes containing p14ARF, MDM2, and p53 proteins could only be formed when MDM2 protein functions as a bridging molecule. That was confirmed by immunoprecipitation and immunostaining.Entities:
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Year: 2008 PMID: 18989794 DOI: 10.1007/s12033-008-9116-x
Source DB: PubMed Journal: Mol Biotechnol ISSN: 1073-6085 Impact factor: 2.695