Evidence map›Paper›PMID 16006618›Full record

ArticleNucleic acids research2005

A gene truncation strategy generating N- and C-terminal deletion variants of proteins for functional studies: mapping of the Sec1p binding domain in yeast Mso1p by a Mu in vitro transposition-based approach.

Eini Poussu, Jussi Jäntti, Harri Savilahti

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In one paragraph

Article in Nucleic acids research, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

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0cells of the map it votes in
17citing papers in PubMed
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1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Eini PoussuProgram in Cellular Biotechnology, Institute of Biotechnology, Viikki Biocenter, PO Box 56, FI-00014, University of Helsinki, Finland.
Jussi Jäntti
Harri Savilahti

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacteriophage Mu in vitro transposition constitutes a versatile tool in molecular biology, with applications ranging from engineering of single genes or proteins to modification of genome segments or entire genomes. A new strategy was devised on the basis of Mu transposition that via a few manipulation steps simultaneously generates a nested set of gene constructions encoding deletion variants of proteins. C-terminal deletions are produced using a mini-Mu transposon that carries translation stop signals close to each transposon end. Similarly, N-terminal deletions are generated using a transposon with appropriate restriction sites, which allows deletion of the 5'-distal part of the gene. As a proof of principle, we produced a set of plasmid constructions encoding both C- and N-terminally truncated variants of yeast Mso1p and mapped its Sec1p-interacting region. The most important amino acids for the interaction in Mso1p are located between residues T46 and N78, with some weaker interactions possibly within the region E79-N105. This general-purpose gene truncation strategy is highly efficient and produces, in a single reaction series, a comprehensive repertoire of gene constructions encoding protein deletion variants, valuable in many types of functional studies. Importantly, the methodology is applicable to any protein-encoding gene cloned in an appropriate vector.

Indexed as

DNA Transposable ElementsProtein Interaction MappingSequence DeletionBacteriophage muBinding SitesMembrane ProteinsMunc18 ProteinsNerve Tissue ProteinsPlasmidsProtein EngineeringProtein Structure, TertiarySaccharomyces cerevisiae ProteinsVesicular Transport ProteinsDNA Transposable ElementsMembrane ProteinsMSO1 protein, S cerevisiaeMunc18 ProteinsNerve Tissue ProteinsSaccharomyces cerevisiae ProteinsVesicular Transport Proteins

Identifiers

PMID16006618
PMCPMC1174911

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