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Evolution thinks modular

Groups of interacting proteins define functional modules that govern a cell's activity. A new study suggests that specific interaction motifs and their constituents are highly conserved across species, identifying potential functional modules used in the evolutionary process.

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Figure 1: A protein-protein interaction network.

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Vespignani, A. Evolution thinks modular. Nat Genet 35, 118–119 (2003). https://doi.org/10.1038/ng1003-118

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