Results 11 to 20 of about 1,048,276 (285)

Mutations in Drosophila tRNA processing factors cause phenotypes similar to Pontocerebellar Hypoplasia

open access: yesBiology Open, 2022
Mature transfer (t)RNAs are generated by multiple RNA processing events, which can include the excision of intervening sequences. The tRNA splicing endonuclease (TSEN) complex is responsible for cleaving these intron-containing pre-tRNA transcripts.
Casey A. Schmidt   +6 more
doaj   +1 more source

The Chloroplast Ribonucleoprotein CP33B Quantitatively Binds the psbA mRNA

open access: yesPlants, 2020
Chloroplast RNAs are stabilized and processed by a multitude of nuclear-encoded RNA-binding proteins, often in response to external stimuli like light and temperature. A particularly interesting RNA-based regulation occurs with the psbA mRNA, which shows
Marlene Teubner   +7 more
doaj   +1 more source

Ribonuclease E strongly impacts bacterial adaptation to different growth conditions

open access: yesRNA Biology, 2023
Adaptation of bacteria to changes in their environment is often accomplished by changes of the transcriptome. While we learned a lot on the impact of transcriptional regulation in bacterial adaptation over the last decades, much less is known on the role
Janek Börner   +3 more
doaj   +1 more source

Nanopore direct RNA sequencing maps the complexity of Arabidopsis mRNA processing and m6A modification [PDF]

open access: yes, 2020
Understanding genome organization and gene regulation requires insight into RNA transcription, processing and modification. We adapted nanopore direct RNA sequencing to examine RNA from a wild-type accession of the model plant Arabidopsis thaliana and a ...
Barton, Geoffrey J.   +8 more
core   +3 more sources

Arabidopsis RanBP2-Type Zinc Finger Proteins Related to Chloroplast RNA Editing Factor OZ1

open access: yesPlants, 2020
OZ1, an RNA editing factor that controls the editing of 14 cytidine targets in Arabidopsis chloroplasts, contains two RanBP2-type zinc finger (Znf) domains. The RanBP2 Znf is a C4-type member of the broader zinc finger family with unique functions and an
Andrew B. Gipson   +3 more
doaj   +1 more source

Molecular mechanisms of template-independent RNA polymerization by tRNA nucleotidyltransferases

open access: yesFrontiers in Genetics, 2014
The universal 3'-terminal CCA sequence of tRNA is built and/or synthesized by the CCA-adding enzyme, CTP:(ATP) tRNA nucleotidyltransferase. This RNA polymerase has no nucleic acid template, but faithfully synthesizes the defined CCA sequence on the 3 ...
Kozo eTomita, Seisueke eYamashita
doaj   +1 more source

Regulation of expression of human RNA polymerase II-transcribed snRNA genes [PDF]

open access: yesOpen Biology, 2017
In addition to protein-coding genes, RNA polymerase II (pol II) transcribes numerous genes for non-coding RNAs, including the small-nuclear (sn)RNA genes.
Joana Guiro, Shona Murphy
doaj   +1 more source

Writing a wrong: Coupled RNA polymerase II transcription and RNA quality control [PDF]

open access: yes, 2019
Processing and maturation of precursor RNA species is coupled to RNA polymerase II transcription. Co-transcriptional RNA processing helps to ensure efficient and proper capping, splicing, and 3' end processing of different RNA species to help ensure ...
Hughes, Katlyn D.   +3 more
core   +1 more source

The requirement of Mettl3-promoted MyoD mRNA maintenance in proliferative myoblasts for skeletal muscle differentiation [PDF]

open access: yesOpen Biology, 2017
Myogenic progenitor/stem cells retain their skeletal muscle differentiation potential by maintaining myogenic transcription factors such as MyoD. However, the mechanism of how MyoD expression is maintained in proliferative progenitor cells has not been ...
Kensuke Kudou   +8 more
doaj   +1 more source

RNA Unwinding by the Trf4/Air2/Mtr4 Polyadenylation (TRAMP) Complex [PDF]

open access: yes, 2012
Many RNA-processing events in the cell nucleus involve the Trf4/Air2/Mtr4 polyadenylation (TRAMP) complex, which contains the poly(A) polymerase Trf4p, the Zn-knuckle protein Air2p, and the RNA helicase Mtr4p.
Anderson, James T.   +3 more
core   +2 more sources

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