Evidence map›Paper›PMID 15181151›Full record

ArticleMolecular biology of the cell2004

Splicing factor hSlu7 contains a unique functional domain required to retain the protein within the nucleus.

Noam Shomron, Mika Reznik, Gil Ast

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.6field-weighted citation impact, top 34% 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

8 citing papers in PubMed, 13 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

Noam ShomronDepartment of Human Genetics and Molecular Medicine, Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel 69978.
Mika Reznik
Gil Ast
Tel Aviv University · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Precursor-mRNA splicing removes the introns and ligates the exons to form a mature mRNA. This process is carried out in a spliceosomal complex containing >150 proteins and five small nuclear ribonucleoproteins. Splicing protein hSlu7 is required for correct selection of the 3' splice site. Here, we identify by bioinformatics and mutational analyses three functional domains of the hSlu7 protein that have distinct roles in its subcellular localization: a nuclear localization signal, a zinc-knuckle motif, and a lysine-rich region. The zinc-knuckle motif is embedded within the nuclear localization signal in a unique functional structure that is not required for hSlu7's entrance into the nucleus but rather to maintain hSlu7 inside it, preventing its shuttle back to the cytoplasm via the chromosomal region maintenance 1 pathway. Thus, the zinc-knuckle motif of hSlu7 determines the cellular localization of the protein through a nucleocytoplasmic-sensitive shuttling balance. Altogether, this indicates that zinc-dependent nucleocytoplasmic shuttling might be the possible molecular basis by which hSlu7 protein levels are regulated within the nucleus.

Indexed as

Amino Acid SequenceCell LineCell NucleusComputational BiologyExportin 1 ProteinHumansKaryopherinsMolecular Sequence DataMutationNuclear Localization SignalsProtein Structure, TertiaryReceptors, Cytoplasmic and NuclearRibonucleoproteins, Small NuclearRNA SplicingRNA Splicing FactorsSequence Homology, Amino AcidExportin 1 ProteinKaryopherinsNuclear Localization SignalsReceptors, Cytoplasmic and NuclearRibonucleoproteins, Small NuclearRNA Splicing FactorsSLU7 protein, human

Identifiers

PMID15181151
PMCPMC491837
OpenAlexW2163133077

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.