Results 21 to 30 of about 18,590,986 (140)

Yeast Rrp8p, a novel methyltransferase responsible for m1A 645 base modification of 25S rRNA [PDF]

open access: yes, 2012
Ribosomal RNA undergoes various modifications to optimize ribosomal structure and expand the topological potential of RNA. The most common nucleotide modifications in ribosomal RNA (rRNA) are pseudouridylations and 2'-O methylations (Nm), performed by H ...
Sharma, Sunny   +5 more
core   +1 more source

The putative NTPase Fap7 mediates cytoplasmic 20S pre-rRNA processing through a direct interaction with Rps14 [PDF]

open access: yes, 2005
One of the proteins identified as being involved in ribosome biogenesis by high-throughput studies, a putative P-loop-type kinase termed Fap7 (YDL166c), was shown to be required for the conversion of 20S pre-rRNA to 18S rRNA.
Nandineni, Madhusudan R   +2 more
core   +1 more source

Analysis of the bacterial communities in the rhizosphere of Chrysanthemum via denaturing gradient gel electrophoresis of PCR- amplified 16S rRNA as well as DNA fragments coding for 16S rRNA [PDF]

open access: yes, 2001
The effect of developing chrysanthemum roots on the presence and activity of bacterial populations in the rhizosphere was examined by using culture-independent methods.
Anneke Keijzer   +11 more
core   +1 more source

RNA polymerase I transcription and pre-rRNA processing are linked by specific SSU processome components [PDF]

open access: yes, 2004
Sequential events in macromolecular biosynthesis are often elegantly coordinated. The small ribosomal subunit (SSU) processome is a large ribonucleoprotein (RNP) required for processing of precursors to the small subunit RNA, the 18S, of the ribosome. We
Granneman, Sander; id_orcid   +6 more
core   +1 more source

Roles of the HEAT repeat proteins Utp10 and Utp20 in 40S ribosome maturation [PDF]

open access: yes, 2007
A family of HEAT-repeat containing ribosome synthesis factors was previously identified in Saccharomyces cerevisiae. We report the detailed characterization of two of these factors, Utp10 and Utp20, which were initially identified as components of the ...
Tollervey, David   +2 more
core   +1 more source

Biochemical characterization and DNA repair pathway interactions of Mag1-mediated base excision repair in Schizosaccharomyces pombe [PDF]

open access: yes, 2005
The Schizosaccharomyces pombe mag1 gene encodes a DNA repair enzyme with sequence similarity to the AlkA family of DNA glycosylases, which are essential for the removal of cytotoxic alkylation products, the premutagenic deamination product hypoxanthine ...
Alseth, I   +8 more
core   +1 more source

40S ribosome biogenesis co-factors are essential for gametophyte and embryo development [PDF]

open access: yes, 2013
Ribosome biogenesis is well described in Saccharomyces cerevisiae. In contrast only very little information is available on this pathway in plants. This study presents the characterization of five putative protein co-factors of ribosome biogenesis in ...
Roman Martin   +22 more
core   +2 more sources

Species identification and profiling of complex microbial communities using shotgun Illumina sequencing of 16S rRNA amplicon sequences. [PDF]

open access: yes, 2013
The high throughput and cost-effectiveness afforded by short-read sequencing technologies, in principle, enable researchers to perform 16S rRNA profiling of complex microbial communities at unprecedented depth and resolution. Existing Illumina sequencing
Niranjan Nagarajan   +23 more
core   +1 more source

Plastid 16S rRNA gene diversity among eukaryotic picophytoplankton sorted by flow cytometry from the South Pacific Ocean [PDF]

open access: yes, 2011
The genetic diversity of photosynthetic picoeukaryotes was investigated in the South East Pacific Ocean. Genetic libraries of the plastid 16S rRNA gene were constructed on picoeukaryote populations sorted by flow cytometry, using two different primer ...
Cécile Lepère   +13 more
core   +2 more sources

RNA polymerase I-specific subunits promote polymerase clustering to enhance the rRNA gene transcription cycle. [PDF]

open access: yes, 2011
RNA polymerase I (Pol I) produces large ribosomal RNAs (rRNAs). In this study, we show that the Rpa49 and Rpa34 Pol I subunits, which do not have counterparts in Pol II and Pol III complexes, are functionally conserved using heterospecific ...
Gadal, O.   +39 more
core   +1 more source

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