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Cited by 339

The DOI matches its Crossref record; 5 of the 5 references it cites were found in a registry or an index.

Interrogating protein interaction networks through structural biology

Open access
Aloy, Patrick, Russell, Robert B.·2002·Proceedings of the National Academy of Sciences

Abstract

Protein–protein interactions are central to most biological processes. Although much recent effort has been put into methods to identify interacting partners, there has been a limited focus on how these interactions compare with those known from three-dimensional (3D) structures. Because comparison of protein interactions often involves considering homologous, but not identical, proteins, a key issue is whether proteins that are homologous to an interacting pair will interact in the same way, or interact at all. Accordingly, we describe a method to test putative interactions on complexes of known 3D structure. Given a 3D complex and alignments of homologues of the interacting proteins, we assess the fit of any possible interacting pair on the complex by using empirical potentials. For studies of interacting protein families that show different specificities, the method provides a ranking of interacting pairs useful for prioritizing experiments. We evaluate the method on interacting families of proteins with multiple complex structures. We then consider the fibroblast growth factor/receptor system and explore the intersection between complexes of known structure and interactions proposed between yeast proteins by methods such as two-hybrids. We provide confirmation for several interactions, in addition to suggesting molecular details of how they occur.

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Metadata

Authors
Aloy, P., & Russell, R. B.
Venue
Proceedings of the National Academy of Sciences
Published
2002-04-23
Volume
99
Issue
9
Pages
5896-5901
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2083978969
Cited by
339
References
5
FWCI
8.10
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Interrogating protein interaction networks through structural biology. https://app.cochat.ai/papers/10.1073/pnas.092147999
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Aloy, P., & Russell, R. B. (2002). Interrogating protein interaction networks through structural biology. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.092147999

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