Results 61 to 70 of about 17,120 (319)

Spliceosome Structure and Function [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2010
Pre-mRNA splicing is catalyzed by the spliceosome, a multimegadalton ribonucleoprotein (RNP) complex comprised of five snRNPs and numerous proteins. Intricate RNA-RNA and RNP networks, which serve to align the reactive groups of the pre-mRNA for catalysis, are formed and repeatedly rearranged during spliceosome assembly and catalysis.
Will, C., Lührmann, R.
openaire   +4 more sources

Effects of GYP mRNA alternative splicing on cell surface localization of MNS blood group glycoprotein GPA and GPB

open access: yesZhongguo shuxue zazhi, 2022
Objective To analyze the polymorphisms of GYPA and GYPB mRNA spliceosomes associated with MNS blood group, and to explore the mechanism of subcellular localization of GPA and GPB protein isomerism encoded by various spliceosomes as well as the expression
Yanlian LIANG   +5 more
doaj   +1 more source

SnapShot: Spliceosome Dynamics I

open access: yesCell, 2015
Spliceosomes are multi-megadalton RNA-protein molecular machines that carry out pre-mRNA splicing, that is, the removal of non-coding intervening sequences (introns) from eukaryotic pre-mRNAs and the ligation of neighboring coding regions (exons) to produce mature mRNA for protein biosynthesis on the ribosome.
Wahl, M., Lührmann, R.
openaire   +7 more sources

Spliceosome Mutations in Uveal Melanoma [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
Uveal melanoma (UM) is the most common primary intraocular malignancy of the eye. It has a high metastatic potential and mainly spreads to the liver. Genetics play a vital role in tumor classification and prognostication of UM metastatic disease. One of the driver genes mutated in metastasized UM is subunit 1 of splicing factor 3b (SF3B1), a component ...
Josephine Q.N. Nguyen   +9 more
openaire   +3 more sources

U12 type introns were lost at multiple occasions during evolution

open access: yesBMC Genomics, 2010
Background Two categories of introns are known, a common U2 type and a rare U12 type. These two types of introns are removed by distinct spliceosomes. The phylogenetic distribution of spliceosomal RNAs that are characteristic of the U12 spliceosome, i.e.
Bartschat Sebastian, Samuelsson Tore
doaj   +1 more source

The Natural Product N-Palmitoyl-l-leucine Selectively Inhibits Late Assembly of Human Spliceosomes*

open access: yesJournal of Biological Chemistry, 2015
Background: Compounds that inhibit spliceosomes are of very limited availability. Results: A high-throughput screen of a marine bacteria natural products library identified a promising lead compound that inhibits pre-mRNA splicing in vitro. Conclusion: N-
Kerstin A. Effenberger   +5 more
semanticscholar   +1 more source

Endogenous U2·U5·U6 snRNA complexes in S. pombe are intron lariat spliceosomes

open access: yesRNA: A publication of the RNA Society, 2014
During logarithmic growth, Schizosaccharomyces pombe cells contain abundant, high-molecular-weight complexes harboring U2, U5, and U6 snRNAs. Chen et al.
Weijun Chen   +8 more
semanticscholar   +1 more source

Mass spectrometry–based relative quantification of proteins in precatalytic and catalytically active spliceosomes by metabolic labeling (SILAC), chemical labeling (iTRAQ), and label-free spectral count

open access: yesRNA: A publication of the RNA Society, 2014
The authors present the results of three independent mass spectrometry–based approaches to assess protein composition of precatalytic and catalytic spliceosomes.
Carla Schmidt   +6 more
semanticscholar   +1 more source

Identifying RNA splicing factors using IFT genes in Chlamydomonas reinhardtii [PDF]

open access: yes, 2018
Intraflagellar transport moves proteins in and out of flagella/cilia and it is essential for the assembly of these organelles. Using whole-genome sequencing, we identified splice site mutations in two IFT genes,
Dutcher, Susan K.   +3 more
core   +2 more sources

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