Evidence map›Paper›PMID 7962083›Full record

ArticleThe Journal of cell biology1994

Characterization of nuclear polyadenylated RNA-binding proteins in Saccharomyces cerevisiae.

S M Wilson, K V Datar, M R Paddy, J R Swedlow, M S Swanson

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 80 papers.

0numbers the graph read from it
0cells of the map it votes in
80citing papers in PubMed
4.4field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

80 citing papers in PubMed, 132 citations in OpenAlex.

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20 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

S M WilsonDepartment of Immunology and Medical Microbiology, University of Florida, College of Medicine, Gainesville 32610-0266.
K V Datar
M R Paddy
J R Swedlow
M S Swanson
University of Florida · US

Funding

FUNCTION OF HNRNA BINDING PROTEINSR01GM046272 · NIGMS · UNIVERSITY OF FLORIDA · PI SWANSON, MAURICE S · 1991 to 1999
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NIGMS NIH HHS GM46272
6 · The paper itself

Abstract

To study the functions of heterogeneous nuclear ribonucleoproteins (hnRNPs), we have characterized nuclear polyadenylated RNA-binding (Nab) proteins from Saccharomyces cerevisiae. Nab1p, Nab2p, and Nab3p were isolated by a method which uses UV light to cross-link proteins directly bound to poly(A)+ RNA in vivo. We have previously characterized Nab2p, and demonstrated that it is structurally related to human hnRNPs. Here we report that Nab1p is identical to the Np13p/Nop3p protein recently implicated in both nucleocytoplasmic protein shuttling and pre-rRNA processing, and characterize a new nuclear polyadenylated RNA-binding protein, Nab3p. The intranuclear distributions of the Nab proteins were analyzed by three-dimensional immunofluorescence optical microscopy. All three Nab proteins are predominantly localized within the nucleoplasm in a pattern similar to the distribution of hnRNPs in human cells. The NAB3 gene is essential for cell viability and encodes an acidic ribonucleoprotein. Loss of Nab3p by growth of a GAL::nab3 mutant strain in glucose results in a decrease in the amount of mature ACT1, CYH2, and TPI1 mRNAs, a concomitant accumulation of unspliced ACT1 pre-mRNA, and an increase in the ratio of unspliced CYH2 pre-mRNA to mRNA. These results suggest that the Nab proteins may be required for packaging pre-mRNAs into ribonucleoprotein structures amenable to efficient nuclear RNA processing.

Indexed as

Nucleocytoplasmic Transport ProteinsSaccharomyces cerevisiae ProteinsAmino Acid SequenceBase SequenceCell DivisionCell NucleusCell SurvivalFungal ProteinsGenes, FungalHeterogeneous-Nuclear RibonucleoproteinsMolecular Sequence DataNuclear ProteinsRibonucleoproteinsRNA-Binding ProteinsRNA, FungalRNA, Heterogeneous NuclearFungal ProteinsHeterogeneous-Nuclear RibonucleoproteinsNAB2 protein, S cerevisiaeNAB3 protein, S cerevisiaeNPL3 protein, S cerevisiaeNuclear ProteinsNucleocytoplasmic Transport ProteinsRibonucleoproteinsRNA-Binding ProteinsRNA, FungalRNA, Heterogeneous NuclearRNA, MessengerRNA PrecursorsSaccharomyces cerevisiae Proteins

Identifiers

PMID7962083
PMCPMC2120247
OpenAlexW2100794889

What OpenQuestion holds

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LicenceCC BY-NC-SA
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.