5S rRNA
Dicistronic tRNA-5S rRNA genes in Yarrowia lipolytica: an alternative TFIIIA-independent way for expression of 5S rRNA genes.
... Evolution of TFIIIA factor throughout eukaryotes: specificity of the Y. lipolytica ortholog The first TFIIIA sequence was obtained from a Xenopus laevis cDNA (58). Proteolytic digestion at 3-K interval and the presence of ...
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en fr Genetic and epigenetic regulations of the 5S rRNA genes expression in Arabidopsis thaliana Etude des régulations génétiques et épigénétiques de l'expression des gènes d'ARNr 5S chez Arabidopsis thaliana
... loci 5S d’Arabidopsis thaliana, ont permis d’établir des signatures spécifiques pour les gènes d’ARNr 5S appartenant à tel ou tel locus ((Cloix et ...gènes 5S doit être active. En effet, le nombre ...
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en fr Organization, variability and epigenetic control of 5S rRNA genes in Arabidopsis thaliana Organisation, variabilité et contrôle épigénétique des gènes d'ARNr 5S chez Arabidopsis thaliana
... F3 plants from several individual F2 plants coming from crosses between cabin1-2 and atrx-1 were genotyped for each mutation.. n, number of plants obtained for the indicated genotype; N,[r] ...
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Changes in 5S rDNA Chromatin Organization and Transcription during Heterochromatin Establishment in Arabidopsis
... of 5S rDNA in the ddm1 background (Figure 1A) was correlated with an increased proportion of mi- nor 5S rRNAs (Table 1), indicating the transcription of addi- tional 5S rRNA ...of 5S ...
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Suppressor mutations in Rpf2–Rrs1 or Rpl5 bypass the Cgr1 function for pre-ribosomal 5S RNP-rotation
... of 5S RNP ...the 5S rRNA in the pre-rotation state 20 ...of 5S RNP rotation 24 , and an α-helix in the Nug1 N-terminal domain is in direct contact with and the Nsa2 N-domain in close proximity ...
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Genetic and epigenetic variation in 5S ribosomal RNA genes reveals genome dynamics in Arabidopsis thaliana
... variations, rRNA genes are as- sumed to be maintained in excess over the amount required for organism survival ( 61 ) and consequently a subset of genes undergoes silencing through epigenetic ...at 5S ...
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A Pol V-Mediated Silencing, Independent of RNA-Directed DNA Methylation, Applies to 5S rDNA
... and 5S rRNA–encoding DNA (rDNA) ...the 5S-210 transcript, a marker of silencing release at 5S RNA genes, to show a differential impact of RNA polymerases IV and V on 5S rDNA arrays ...
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Analysis of the 5S RNA Pool in Arabidopsis thaliana: RNAs Are Heterogeneous and Only Two of the Genomic 5S Loci Produce Mature 5S RNA
... minor 5S RNAs differ from the major 5S RNA by one or two base substitutions, as has been described for Escherichia coli (Jarry and Rosset, 1971), and we found many different 5S RNA, as reported in ...
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Analysis of the 5S RNA Pool in Arabidopsis thaliana: RNAs Are Heterogeneous and Only Two of the Genomic 5S Loci Produce Mature 5S RNA
... minor 5S RNAs differ from the major 5S RNA by one or two base substitutions, as has been described for Escherichia coli (Jarry and Rosset, 1971), and we found many different 5S RNA, as reported in ...
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Conserved Bacterial RNase YbeY Plays Key Roles in 70S Ribosome Quality Control and 16S rRNA Maturation
... Our recent studies of the physiological roles of YbeY led us to consider the possibility that it might be an RNase, rather than a protease as has been previously suggested ( Oganesyan et al., 2003 ; Penhoat et al., 2005 ...
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Stem-Loop RNA Hairpins in Giant Viruses: Invading rRNA-Like Repeats and a Template Free RNA
... 23S rRNA, as observed for most rod-shaped viroids (section Ancient and de novo ...16S rRNA (section Pandoravirus’ Miniature Inverted- Repeat Transposable Elements, Mite) and some Mimivirus sequences ...
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Molecular analysis and development of 16S rRNA oligonucleotide probes to characterize a diclofopmethyl-degrading biofilm consortium
... in order to study their localization in the diclofop-methyl degrad- ing biofilm (during or after biofilm formation), and as a function of the carbon source supplied in the biofilm system. Isolates 4 and 6 were selected ...
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Detection of rRNA synthesis sites within reptilian nucleoli
... of rRNA gene transcription, confirming previous observations realized on the tricompartimentalized nucleolus of mammalian ...of rRNA synthesis within the bicompartimentalized ...
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Deep sequencing of 16S rRNA gene to efficiently assess bacterial richness and the rare biosphere in soils
... 16S rRNA gene to efficiently assess bacterial richness and the rare biosphere in ...16S rRNA gene is widely used to study microbial community taxonomic diversity, as it can be easily amplified by PCR, and ...
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Nucleolin is required for DNA methylation state and the expression of rRNA gene variants in Arabidopsis thaliana.
... affected rRNA gene methylation, we performed bisulfite sequenc- ing assays of both rRNA gene promoter (Figure S11) and 59ETS (Figure 7B) ...59ETS rRNA sequences but not in sequences located upstream ...
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Gene dosage compensation of rRNA transcript levels in Arabidopsis thaliana lines with reduced ribosomal gene copy number
... 45S rRNA appears largely regulated by chromatin ...25S rRNA molecules in WT and #236 (T4 ...45S rRNA in WT Col-0 and the LCN lines #236 and ...
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PhytoREF: a reference database of the plastidial 16S rRNA gene of photosynthetic eukaryotes with curated taxonomy
... 16S rRNA gene has been successfully employed in several marine surveys since it contains sufficiently conserved regions to use generalist primers to target all plastid-bearing eukaryotes and can distinguish major ...
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28S rRNA is inducibly pseudouridylated by the mTOR pathway translational control in CHO cell cultures
... decreased by 0.7-fold on average (from 0.61 to 0.45 day −1 ) after rapamycin treatment and was insignificantly affected by snoRNA U19 overexpression. Based on these first pseudouridylation data in the field of CHO ...
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Careful use of 16S rRNA gene sequence similarity values for the identification of Mycobacterium species.
... divergence greater than 1.3% among 16S rRNA genes copies in 11 bacterial species. Among these, Borrelia afzelii, an agent of Lyme disease in humans, exhibits a similarity of only 79.62% between its two 16S ...
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Bacterial populations concomitant with Sclerotium rolfsii sclerotia in flooded soil, as estimated by 16S rRNA gene, PCR-DGGE and sequence analyses
... viability and thus promote increases in crop yield. Some methods have been studied: for instance, flooding of sclerotium-infested fields for one month decreased not only disease incidence but also sclerotial ...
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