Evidence map›Paper›PMID 9448009›Full record

ArticleMolecular and cellular biology1998

Invading the yeast nucleus: a nuclear localization signal at the C terminus of Ty1 integrase is required for transposition in vivo.

M A Kenna, C B Brachmann, S E Devine, J D Boeke

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

51 citing papers in PubMed, 94 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

4 authors at 1 institution in 1 country.

M A KennaDepartment of Molecular Biology and Genetics, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA.
C B Brachmann
S E Devine
J D Boeke
Johns Hopkins University · US

Funding

TRANSPOSITION OF TN7P01CA016519 · NCI · JOHNS HOPKINS UNIVERSITY · PI BOEKE, JEF D · 1985 to 2010
$21.4M
MOLECULAR GENETICS OF TUMOR VIRUSES AND CELLST32CA009139 · NCI · JOHNS HOPKINS UNIVERSITY · PI GREIDER, CAROL W · 1985 to 2005
$2.6M
NCI NIH HHS 5-T-32-CA09139-22NCI NIH HHS P01 CA016519NCI NIH HHS P01-CA16519NCI NIH HHS T32 CA009139
6 · The paper itself

Abstract

Retrotransposon Ty1 faces a formidable cell barrier during transposition--the yeast nuclear membrane which remains intact throughout the cell cycle. We investigated the mechanism by which transposition intermediates are transported from the cytoplasm (the presumed site of Ty1 DNA synthesis) to the nucleus, where they are integrated into the genome. Ty1 integrase has a nuclear localization signal (NLS) at its C terminus. Both full-length integrase and a C-terminal fragment localize to the nucleus. C-terminal deletion mutants in Ty1 integrase were used to map the putative NLS to the last 74 amino acid residues of integrase. Mutations in basic segments within this region decreased retrotransposition at least 50-fold in vivo. Furthermore, these mutant integrase proteins failed to localize to the nucleus. Production of virus-like particles, reverse transcriptase activity, and complete in vitro Ty1 integration resembled wild-type levels, consistent with failure of the mutant integrases to enter the nucleus.

Indexed as

Amino Acid SequenceCell NucleusIntegrasesMolecular Sequence DataMutagenesis, Site-DirectedNuclear Localization SignalsRetroelementsSaccharomyces cerevisiaeIntegrasesNuclear Localization SignalsRetroelements

Identifiers

PMID9448009
PMCPMC108824
OpenAlexW2158888506

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.