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RNase P is an essential endonuclease in tRNA biogenesis, which generates the mature 5′-termini of tRNAs. Most forms of RNase P are ribonucleoproteins, i.e., they consist of an essential RNA and protein subunits.
Denis Drainas
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RNase P RNA-mediated catalysis
The endoribonuclease RNase P is involved in the processing of tRNA precursors to generate mature 5′ termini. The catalytic activity of RNase P is associated with an RNA, RNase P RNA. A specific interaction between the 3′ end of the substrate and RNase P RNA, to form an RNase P RNA-substrate complex, is referred to as the ‘73–294-interaction’.
Kirsebom, Leif A.,
core +11 more sources
RNase MRP and RNase P share a common substrate
RNase MRP is a site-specific ribonucleoprotein endoribonuclease that processes RNA from the mammalian mitochondrial displacement loop containing region. RNase P is a site-specific ribonucleoprotein endoribonuclease that processes pre-tRNAs to generate their mature 5'-ends.
T, Potuschak, W, Rossmanith, R, Karwan
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Solution structure of RNase P RNA [PDF]
The ribonucleoprotein enzyme ribonuclease P (RNase P) processes tRNAs by cleavage of precursor-tRNAs. RNase P is a ribozyme: The RNA component catalyzes tRNA maturation in vitro without proteins. Remarkable features of RNase P include multiple turnovers in vivo and ability to process diverse substrates.
Alexei V, Kazantsev +5 more
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RNase P — a ‘Scarlet Pimpernel’ [PDF]
RNase P is responsible for the maturation of the 5′‐termini of tRNA molecules in all cells studied to date. This ribonucleoprotein has to recognize and identify its cleavage site on a large number of different precursors. This review covers what is currently known about the function of the catalytic subunit of Escherichia coli RNase P, M1 RNA, and the ...
KIRSEBOM, LA,
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Coevolution of RNase P and the ribosome. [PDF]
Translation is carried out by the most conserved assemblies in biology. Among these assemblies, the ribosome and RNase P are central players. These ancient ribonucleoprotein complexes achieved structural and functional maturity by the last universal common ancestor (LUCA) of life. In prior work, we reconstructed the evolutionary history of the ribosome
Petrov AS +3 more
europepmc +4 more sources
RNase P Inhibitors Identified as Aggregators. [PDF]
RNase P is an essential enzyme responsible for tRNA 5′-end maturation. In most bacteria, the enzyme is a ribonucleoprotein consisting of a catalytic RNA subunit and a small protein cofactor termed RnpA. Several studies have reported small-molecule inhibitors directed against bacterial RNase P that were identified by high-throughput screenings.
Schencking I +8 more
europepmc +4 more sources
Ribonuclease P (RNase P) is a ribonucleoprotein comprised of a catalytic RNA subunit and one or several protein subunits. RNase P is best known for its role in 5'-processing of tRNA precursors. RNase P enzymes from almost all forms of life, including protein-synthesizing organelles, contain an RNase P with a conserved, homologous RNA.
J Christopher, Ellis, James W, Brown
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The evolution of RNase P [PDF]
Article and publication date are at http://www.rnajournal.org/cgi/doi/10.1261/rna.050732.115. Freely available online through the RNA Open Access option.
Engelke, David R., Fierke, Carol A.
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The Bacillus subtilis RNase P holoenzyme contains two RNase P RNA and two RNase P protein subunits [PDF]
Ribonuclease P (RNase P) catalyzes the 5' maturation of precursor tRNA transcripts and, in bacteria, is composed of a catalytic RNA and a protein. We investigated the oligomerization state and the shape of the RNA alone and the holoenzyme of Bacillus subtilis RNase P in the absence of substrate by synchrotron small-angle X-ray scattering and affinity ...
X W, Fang +7 more
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