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Observation of coordinated RNA folding events by systematic cotranscriptional RNA structure probing [PDF]

open access: yesNature Communications, 2023
RNA begins to fold as it is transcribed by an RNA polymerase. Consequently, RNA folding is constrained by the direction and rate of transcription.
Courtney E. Szyjka, Eric J. Strobel
doaj   +2 more sources

Computational modeling of cotranscriptional RNA folding [PDF]

open access: yesComputational and Structural Biotechnology Journal
An RNA folds as it is transcribed. RNA folding during transcription differs fundamentally from thermodynamic folding. While thermodynamic folding reaches an equilibrium ensemble of structures, cotranscriptional folding is a kinetic process where the RNA ...
Lei Jin, Shi-Jie Chen
doaj   +2 more sources

Learning the Fastest RNA Folding Path Based on Reinforcement Learning and Monte Carlo Tree Search [PDF]

open access: yesMolecules, 2021
RNA molecules participate in many important biological processes, and they need to fold into well-defined secondary and tertiary structures to realize their functions. Like the well-known protein folding problem, there is also an RNA folding problem. The
Kangkun Mao, Yi Xiao
doaj   +2 more sources

Genome-wide probing of eukaryotic nascent RNA structure elucidates cotranscriptional folding and its antimutagenic effect

open access: yesNature Communications, 2023
The transcriptional intermediates of RNAs fold into secondary structures with multiple regulatory roles, yet the details of such cotranscriptional RNA folding are largely unresolved in eukaryotes.
Gongwang Yu   +9 more
doaj   +2 more sources

Sequential structure probing of cotranscriptional RNA folding intermediates [PDF]

open access: yesNature Communications
Cotranscriptional RNA folding pathways typically involve the sequential formation of folding intermediates. Existing methods for cotranscriptional RNA structure probing map the structure of nascent RNA in the context of a terminally arrested ...
Courtney E. Szyjka   +2 more
doaj   +2 more sources

RNA folding and functions of RNA helicases in ribosome biogenesis [PDF]

open access: yesRNA Biology, 2022
Eukaryotic ribosome biogenesis involves the synthesis of ribosomal RNA (rRNA) and its stepwise folding into the unique structure present in mature ribosomes.
Valentin Mitterer, Brigitte Pertschy
doaj   +2 more sources

RNA folding using quantum computers. [PDF]

open access: yesPLoS Computational Biology, 2022
The 3-dimensional fold of an RNA molecule is largely determined by patterns of intramolecular hydrogen bonds between bases. Predicting the base pairing network from the sequence, also referred to as RNA secondary structure prediction or RNA folding, is a
Dillion M Fox   +4 more
doaj   +2 more sources

RNA folding kinetics control riboswitch sensitivity in vivo [PDF]

open access: yesNature Communications
Riboswitches are ligand-responsive gene-regulatory RNA elements that perform key roles in maintaining cellular homeostasis. Understanding how riboswitch sensitivity to ligand (EC50) is controlled is critical to explain how highly conserved aptamer ...
David Z. Bushhouse   +2 more
doaj   +2 more sources

Hidden Structural Modules in a Cooperative RNA Folding Transition

open access: yesCell Reports, 2018
Summary: Large-scale, cooperative rearrangements underlie the functions of RNA in RNA-protein machines and gene regulation. To understand how such rearrangements are orchestrated, we used high-throughput chemical footprinting to dissect a seemingly ...
Brant Gracia   +5 more
doaj   +3 more sources

RAFFT: Efficient prediction of RNA folding pathways using the fast Fourier transform. [PDF]

open access: yesPLoS Computational Biology, 2022
We propose a novel heuristic to predict RNA secondary structure formation pathways that has two components: (i) a folding algorithm and (ii) a kinetic ansatz.
Vaitea Opuu   +3 more
doaj   +2 more sources

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