Results 11 to 20 of about 69,537 (283)

Mapping of ribosomal 23S ribosomal RNA modifications in Clostridium sporogenes [PDF]

open access: yesRNA Biology, 2018
All organisms contain RNA modifications in their ribosomal RNA (rRNA), but the importance, positions and exact function of these are still not fully elucidated.
F. Kirpekar   +6 more
semanticscholar   +5 more sources

Secondary structure model for 23S ribosomal RNA. [PDF]

open access: yesNucleic Acids Research, 1981
A secondary structure model for 23S ribosomal RNA has been constructed on the basis of comparative sequence data, including the complete sequences from E. coli. Bacillus stearothermophilis, human and mouse mitochondria and several partial sequences. The model has been tested extensively with single strand-specific chemical and enzymatic probes.
H. Noller   +10 more
semanticscholar   +3 more sources

Novel macrolide-lincosamide-streptogramin B resistance gene erm(56) in Trueperella pyogenes

open access: yesmSphere, 2023
Whole-genome sequence analysis of a macrolide, lincosamide, streptogramin B (MLSB)-resistant Trueperella pyogenes from a dog revealed a new 23S ribosomal RNA methylase gene erm(56).
Emma Marchionatti, Vincent Perreten
doaj   +1 more source

A Novel Clade of Bat-associated Bartonellae Detected in Leptocyclopodia Bat Flies (Diptera: Nycteribiidae)

open access: yesInternational Journal of Infectious Diseases, 2022
Purpose: Bartonellosis is a vector-borne disease with worldwide prevalence. Several Bartonella associated with companion animals such as Bartonella henselae and Bartonella quintana are the species with zoonotic implications and have become a global ...
V.L. Low   +5 more
doaj   +1 more source

Interactions between terminal ribosomal RNA helices stabilize the E. coli large ribosomal subunit

open access: yesbioRxiv, 2023
The ribosome is a large ribonucleoprotein assembly that uses diverse and complex molecular interactions to maintain proper folding. In vivo assembled ribosomes have been isolated using MS2-tags installed in either the 16S or 23S ribosomal RNAs (rRNAs ...
Amos J. Nissley   +2 more
semanticscholar   +1 more source

50S subunit recognition and modification by the Mycobacterium tuberculosis ribosomal RNA methyltransferase TlyA

open access: yesbioRxiv, 2021
Changes in bacterial ribosomal RNA methylation status can alter the activity of diverse groups of ribosome-targeting antibiotics. These modifications are typically incorporated by a single methyltransferase that acts on one nucleotide target and rRNA ...
Zane T Laughlin   +10 more
semanticscholar   +1 more source

How Bacterial Ribosomal Protein L20 Assembles with 23 S Ribosomal RNA and Its Own Messenger RNA [PDF]

open access: yesJournal of Biological Chemistry, 2003
In bacteria, the expression of ribosomal proteins is often feedback-regulated at the translational level by the binding of the protein to its own mRNA. This is the case for L20, which binds to two distinct sites of its mRNA that both resemble its binding site on 23 S rRNA.
Raibaud, Sophie   +5 more
openaire   +3 more sources

Mutations in domain V of 23S rRNA and clinical characteristics of pediatric pneumonia in Nanjing, China

open access: yesJournal of International Medical Research, 2021
Objective To investigate the prevalence of mutations in domain V of Mycoplasma pneumoniae (MP) 23S ribosomal RNA (rRNA) and the clinical characteristics of pediatric MP pneumonia (MPP) in Nanjing, China.
Changdi Xu   +7 more
doaj   +1 more source

Ribosomal RNA degradation induced by the bacterial RNA polymerase inhibitor rifampicin

open access: yesbioRxiv, 2021
Rifampicin, a broad-spectrum antibiotic, inhibits bacterial RNA polymerase. Here we show that rifampicin treatment of Escherichia coli results in a 50% decrease in cell size due to a terminal cell division. This decrease is a consequence of inhibition of
Lina Hamouche   +2 more
semanticscholar   +1 more source

The Ancient History of Peptidyl Transferase Center Formation as Told by Conservation and Information Analyses

open access: yesLife, 2020
The peptidyl transferase center (PTC) is the catalytic center of the ribosome and forms part of the 23S ribosomal RNA. The PTC has been recognized as the earliest ribosomal part and its origins embodied the First Universal Common Ancestor (FUCA). The PTC
Francisco Prosdocimi   +4 more
doaj   +1 more source

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