Results 21 to 30 of about 436,820 (281)

Genetic diversity of human RNase 8

open access: yesBMC Genomics, 2012
Background Ribonuclease 8 is a member of the RNase A family of secretory ribonucleases; orthologs of this gene have been found only in primate genomes. RNase 8 is a divergent paralog of RNase 7, which is lysine-enriched, highly conserved, has prominent ...
Chan Calvin C   +4 more
doaj   +1 more source

Influence of Conformation of M. tuberculosis RNase P Protein Subunit on Its Function. [PDF]

open access: yesPLoS ONE, 2016
RNase P is an essential enzyme that processes 5' end leader sequence of pre-tRNA to generate mature tRNA. The bacterial RNase Ps contain a RNA subunit and one protein subunit, where the RNA subunit contains the catalytic activity.
Alla Singh   +3 more
doaj   +1 more source

Insights into the structure and activity of prototype foamy virus RNase H

open access: yesRetrovirology, 2012
Background RNase H is an endonuclease that hydrolyzes the RNA strand in RNA/DNA hybrids. Retroviral reverse transcriptases harbor a C-terminal RNase H domain whose activity is essential for viral replication.
Leo Berit   +4 more
doaj   +1 more source

Cryo-EM structure of catalytic ribonucleoprotein complex RNase MRP

open access: yesNature Communications, 2020
Ribozyme-based RNase MRP is an essential eukaryotic enzyme involved in the maturation of rRNA and is evolutionarily related to RNase P. Here, the authors present the 3.0 Å cryo-EM structure of the S.
Anna Perederina   +6 more
doaj   +1 more source

Human serum RNase-L level is inversely associated with metabolic syndrome and age

open access: yesCardiovascular Diabetology, 2017
Background Ribonuclease-L (RNase-L) was known to be a ubiquitous enzyme involved in several cellular functions, especially innate immunity. It was recently shown to participate in adipogenesis in rodents.
Yi-Ting Wang   +6 more
doaj   +1 more source

Antisense-Inhibition der bakteriellen RNase P [PDF]

open access: yes, 2005
Ziel der vorliegenden Arbeit war die in vitro- und in vivo-Inhibition bakterieller RNase P mit Antisense-Oligonukleotiden (AS-ON). RNase P ist ein essentielles Ribonukleoproteinenzym, das in allen drei Reichen des Lebens für die Reifung der ptRNAs ...
Grügelsiepe, Heike   +1 more
core   +1 more source

Evolution and thermodynamics of the slow unfolding of hyperstable monomeric proteins

open access: yesBMC Evolutionary Biology, 2010
Background The unfolding speed of some hyperthermophilic proteins is dramatically lower than that of their mesostable homologs. Ribonuclease HII from the hyperthermophilic archaeon Thermococcus kodakaraensis (Tk-RNase HII) is stabilized by its remarkably
Koga Yuichi   +8 more
doaj   +1 more source

Phosphatidic acid counteracts S-RNase signaling in pollen by stabilizing the actin cytoskeleton [PDF]

open access: yes, 2018
S-RNase is the female determinant of self-incompatibility (SI) in pear (Pyrus bretschneideri). After translocation to the pollen tube, S-RNase degrades rRNA and induces pollen tube death in an S-haplotype-specific manner. In this study, we found that the
Chen, Jianqing   +7 more
core   +1 more source

Mouse ribonuclease III. cDNA structure, expression analysis, and chromosomal location

open access: yesBMC Genomics, 2002
Background Members of the ribonuclease III superfamily of double-stranded(ds)-RNA-specific endoribonucleases participate in diverse RNA maturation and decay pathways in eukaryotic and prokaryotic cells. A human RNase III orthologue has been implicated in
Nicholson Rhonda H   +2 more
doaj   +1 more source

Acid ribonuclease activity of hepatoma cells [PDF]

open access: yes, 1962
Activities of intracellular RNase of the liver cytoplasm, normal liver cells exposed to 3'-Me-DAB and heaptoma cells, have been studied in correlation with the contents of RNA and DNA and morphologic changes of the cells with or without treating RNase ...
Hayashi, Kenji   +2 more
core   +1 more source

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