Results 11 to 20 of about 3,563,841 (257)

Novel endoribonucleases as central players in various pathways of eukaryotic RNA metabolism [PDF]

open access: yes, 2010
For a long time it has been assumed that the decay of RNA in eukaryotes is mainly carried out by exoribonucleases, which is in contrast to bacteria, where endoribonucleases are well documented to initiate RNA degradation.
Tomecki, Rafał, Dziembowski, Andrzej
core   +3 more sources

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

Processing of bacterial RNA [PDF]

open access: yesFEBS Letters, 1981
Processing of RNA is a feature of RNA metabolism which contributes to the determination of the fmal population of active RNA molecules in the cell. Pro- cessing is the sum of events which converts a primary RNA transcript into a functional molecule. RNA processing in bacteria consists mainly of two parts, modification of nucleotides and cutting and ...
Apirion, David, Gegenheimer, Peter
openaire   +2 more sources

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

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

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

Plant Ribonuclease J: An Essential Player in Maintaining Chloroplast RNA Quality Control for Gene Expression

open access: yesPlants, 2020
RNA quality control is an indispensable but poorly understood process that enables organisms to distinguish functional RNAs from nonfunctional or inhibitory ones.
Amber M. Hotto   +2 more
doaj   +1 more source

Functional characterization of Ysh1p, the yeast endonuclease involved in 3" end processing and in transcription termination of RNA polymerase II transcripts [PDF]

open access: yes, 2008
Eukaryotic RNA polymerase II (RNAP II) is involved in the synthesis of two major classes of transcripts: messenger RNAs (mRNAs) and small nuclear and small nucleolar RNAs.
Garas, Monika
core   +1 more source

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