Alternative Protein Topology-Mediated Evolution of a Catalytic Ribonucleoprotein
- PMID: 32891515
- DOI: 10.1016/j.tibs.2020.08.002
Alternative Protein Topology-Mediated Evolution of a Catalytic Ribonucleoprotein
Abstract
The high-resolution structures of yeast RNase for mitochondrial RNA processing (MRP), a catalytic ribonucleoprotein (RNP), recently reported by Lan et al. and Perederina et al. illustrate how RNA-mediated selection of alternative protein conformations, sampled during stochastic excursions by polymorphic/metamorphic proteins, enabled RNAs and proteins to mutually influence their functional repertoires and shape RNP evolution.
Keywords: RNase MRP; RNase P; alternative topologies; neofunctionalization.
Copyright © 2020 Elsevier Ltd. All rights reserved.
Comment on
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Structural insight into precursor ribosomal RNA processing by ribonuclease MRP.Science. 2020 Aug 7;369(6504):656-663. doi: 10.1126/science.abc0149. Epub 2020 Jun 25. Science. 2020. PMID: 32586950
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Cryo-EM structure of catalytic ribonucleoprotein complex RNase MRP.Nat Commun. 2020 Jul 10;11(1):3474. doi: 10.1038/s41467-020-17308-z. Nat Commun. 2020. PMID: 32651392 Free PMC article.
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