Results 11 to 20 of about 15,077 (245)

Detection of antibodies to small nuclear ribonucleoproteins and small cytoplasmic ribonucleoproteins using unlabeled cell extracts [PDF]

open access: yesArthritis & Rheumatism, 1985
AbstractRNA molecules immunoprecipitated with sera from patients who have rheumatic diseases can be readily detected in polyacrylamide gels by using ethidium bromide and silver stains. With these stains, we found that RNA patterns characteristic of a broad range of specific small nuclear ribonucleoproteins and small cytoplasmic ribonucleoproteins were ...
M S, Forman   +4 more
openaire   +2 more sources

RNA-Seq of the nucleolus reveals abundant SNORD44-derived small RNAs. [PDF]

open access: yesPLoS ONE, 2014
Small non-coding RNAs represent RNA species that are not translated to proteins, but which have diverse and broad functional activities in physiological and pathophysiological states. The knowledge of these small RNAs is rapidly expanding in part through
Baoyan Bai   +3 more
doaj   +1 more source

Independent deposition of heterogeneous nuclear ribonucleoproteins and small nuclear ribonucleoprotein particles at sites of transcription. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1992
The major nuclear ribonucleoproteins (RNPs) involved in pre-mRNA processing are classified in broad terms either as small nuclear RNPs (snRNPs), which are major participants in the splicing reaction, or heterogeneous nuclear RNPs (hnRNPs), which traditionally have been thought to function in general pre-mRNA packaging.
S A, Amero   +6 more
openaire   +2 more sources

Reconstitution of the U1 small nuclear ribonucleoprotein particle. [PDF]

open access: yesMolecular and Cellular Biology, 1987
Although the U1 small nuclear ribonucleoprotein particle (snRNP) was the first mRNA-splicing cofactor to be identified, the manner in which it functions in splicing is not precisely understood. Among the information required to understand how U1 snRNP participates in splicing, it will be necessary to know its structure.
J R, Patton, R J, Patterson, T, Pederson
openaire   +3 more sources

High-sensitivity profiling of SARS-CoV-2 noncoding region–host protein interactome reveals the potential regulatory role of negative-sense viral RNA

open access: yesmSystems, 2023
A deep understanding of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)–host interactions is crucial to developing effective therapeutics and addressing the threat of emerging coronaviruses.
Liuyiqi Jiang   +9 more
doaj   +1 more source

Nuclear organization of splicing small nuclear ribonucleoproteins in adenovirus-infected cells [PDF]

open access: yesJournal of Virology, 1993
We have studied the effect of adenovirus infection on the nuclear organization of splicing small nuclear ribonucleoproteins (snRNPs) in HeLa cells. In uninfected HeLa cells, snRNPs are widespread throughout the nucleoplasm but also are concentrated in specific nuclear structures, including coiled bodies, interchromatin granules, and perichromatin ...
Bridge, E.   +3 more
openaire   +2 more sources

Insights into the U1 small nuclear ribonucleoprotein complex superfamily [PDF]

open access: yesWIREs RNA, 2014
The 164 bp U1 small nuclear (sn) RNA is one of the most abundant noncoding (nc) RNA in human cells, estimated to be in the region of 106 copies/cell. Although best known for its role in pre‐messenger RNA (mRNA) splicing events, research over the past 20 years has revealed diverse functions of this ncRNA in mammalian cell types.
Guiro, J, O'Reilly, D
openaire   +3 more sources

U1RNP/lncRNA/Transcription Cycle Axis Promotes Tumorigenesis of Hepatocellular Carcinoma

open access: yesDiagnostics, 2022
As a component of the spliceosome, U1 small nuclear ribonucleoproteins (U1RNPs) play critical roles in RNA splicing, and recent studies have shown that U1RNPs could recruit long non-coding RNAs (lncRNAs) to chromatin which are involved in cancer ...
Shun Li   +4 more
doaj   +1 more source

Small Nuclear Ribonucleoprotein Remodeling During Catalytic Activation of the Spliceosome [PDF]

open access: yesScience, 2002
Major structural changes occur in the spliceosome during its activation just before catalyzing the splicing of pre–messenger RNAs (pre-mRNAs). Whereas changes in small nuclear RNA (snRNA) conformation are well documented, little is known about remodeling of small nuclear ribonucleoprotein (snRNP) structures during spliceosome ...
Makarov, E.M.   +6 more
openaire   +4 more sources

Small nuclear ribonucleoprotein complexes of Drosophila melanogaster. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1982
We report here on the isolation and characterization of small nuclear ribonucleoproteins (snRNPs) and corresponding small nuclear RNA (snRNA) species from nuclei of Drosophila melanogaster. Velocity sedimentation in sucrose gradients was used to partially fractionate the RNPs; analysis of fractions so obtained suggests that, in general, one snRNP ...
J C, Wooley   +3 more
openaire   +2 more sources

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