Article
A hinge migration mechanism unlocks the evolution of green-to-red photoconversion in GFP-like proteins.
Structure (London, England : 1993) - 6 Jan 2015
Kim Hanseong, Zou Taisong, Modi Chintan, Dörner Katerina, Grunkemeyer Timothy J, Chen Liqing, Fromme Raimund, Matz Mikhail V, Ozkan S Banu, Wachter Rebekka M
Abstract excerpt
In proteins, functional divergence involves mutations that modify structure and dynamics. Here we provide experimental evidence for an evolutionary mechanism driven solely by long-range dynamic motions without significant backbone adjustments, catalytic group rearrangements, or changes in subunit assembly. Crystallographic structures were determined for several reconstructed ancestral proteins belonging to a GFP...
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