Evidence map›Paper›PMID 24037947›Full record

ArticleBiopolymers2014

Sequence context and crosslinking mechanism affect the efficiency of in vivo capture of a protein-protein interaction.

Jody K Lancia, Adaora Nwokoye, Amanda Dugan, Cassandra Joiner, Rachel Pricer, Anna K Mapp

Open access · greenAbstract read
In one paragraph

Article in Biopolymers, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.2field-weighted citation impact, top 22% 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

11 citing papers in PubMed, 18 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

6 authors at 1 institution in 1 country.

Jody K LanciaProgram in Chemical Biology, University of Michigan, Ann Arbor, MI, 48109.
Adaora Nwokoye
Amanda Dugan
Cassandra Joiner
Rachel Pricer
Anna K Mapp
University of Michigan–Ann Arbor · US

Funding

MICHIGAN CHEMISTRY-BIOLOGY INTERFACE TRAINING PROGRAMT32GM008597 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MONTGOMERY, JOHN · 1996 to 2018
$5.0M
Probing Transcriptional Activation at the Molecular Level - Equipment SupplementR01GM065330 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MAPP, ANNA K. · 2002 to 2019
$4.2M
NIGMS NIH HHS GM 2RO106553NIGMS NIH HHS R01 GM065330NIGMS NIH HHS T32 GM008597
6 · The paper itself

Abstract

Protein-protein interactions (PPIs) are essential for implementing cellular processes and thus methods for the discovery and study of PPIs are highly desirable. An emerging method for capturing PPIs in their native cellular environment is in vivo covalent chemical capture, a method that uses nonsense suppression to site specifically incorporate photoactivable unnatural amino acids (UAAs) in living cells. However, in one study we found that this method did not capture a PPI for which there was abundant functional evidence, a complex formed between the transcriptional activator Gal4 and its repressor protein Gal80. Here we describe the factors that influence the success of covalent chemical capture and show that the innate reactivity of the two UAAs utilized, (p-benzoylphenylalanine (pBpa) and p-azidophenylalanine (pAzpa)), plays a profound role in the capture of Gal80 by Gal4. Based upon these data, guidelines are outlined for the successful use of in vivo photo-crosslinking to capture novel PPIs and to characterize the interfaces.

Indexed as

Amino AcidsAmino Acid SequenceAzidesBacterial ProteinsBenzophenonesCross-Linking ReagentsDNA-Binding ProteinsLexA Repressor ProteinMethionineMutant ProteinsPhenylalanineProtein BindingSaccharomyces cerevisiae ProteinsSerine EndopeptidasesTranscription Factors4-azidophenylalanine4-benzoylphenylalanineAmino AcidsAzidesBacterial ProteinsBenzophenonesCross-Linking ReagentsDNA-Binding ProteinsGAL4 protein, S cerevisiaeLexA Repressor ProteinMethionineMutant ProteinsPhenylalanineSaccharomyces cerevisiae ProteinsSerine EndopeptidasesTranscription FactorscrosslinkingGal4Gal80protein-protein interactionsunnatural amino acid

Identifiers

PMID24037947
PMCPMC4182096
OpenAlexW2116358602

What OpenQuestion holds

Textmetadata
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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.