Evidence map›Paper›PMID 19193644›Full record

ArticleThe Journal of biological chemistry2009

Portrait of an enzyme, a complete structural analysis of a multimodular {beta}-N-acetylglucosaminidase from Clostridium perfringens.

Elizabeth Ficko-Blean, Katie J Gregg, Jarrett J Adams, Jan-Hendrik Hehemann, Mirjam Czjzek, Steven P Smith, Alisdair B Boraston

Open access · hybridAbstract read
In one paragraph

Article in The Journal of biological chemistry, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
3.0field-weighted citation impact, top 9% 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

20 citing papers in PubMed, 49 citations in OpenAlex.

  1. Article
  2. Unique Fn3-like biosensor in σProtein science : a publication of the Protein Society · 2024
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  18. Structure of a fibronectin type III-like module from Clostridium thermocellum.Acta crystallographica. Section F, Structural biology and crystallization communications · 2010
    Article
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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

7 authors at 4 institutions in 2 countries.

Elizabeth Ficko-BleanDepartment of Biochemistry & Microbiology, University of Victoria, Victoria, British Columbia V8W 3P6, Canada.
Katie J Gregg
Jarrett J Adams
Jan-Hendrik Hehemann
Mirjam Czjzek
Steven P Smith
Alisdair B Boraston
University of Victoria · CAQueen's University · CALaboratoire des Biomolécules · FRSorbonne Université · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Common features of the extracellular carbohydrate-active virulence factors involved in host-pathogen interactions are their large sizes and modular complexities. This has made them recalcitrant to structural analysis, and therefore our understanding of the significance of modularity in these important proteins is lagging. Clostridium perfringens is a prevalent human pathogen that harbors a wide array of large, extracellular carbohydrate-active enzymes and is an excellent and relevant model system to approach this problem. Here we describe the complete structure of C. perfringens GH84C (NagJ), a 1001-amino acid multimodular homolog of the C. perfringens micro-toxin, which was determined using a combination of small angle x-ray scattering and x-ray crystallography. The resulting structure reveals unprecedented insight into how catalysis, carbohydrate-specific adherence, and the formation of molecular complexes with other enzymes via an ultra-tight protein-protein interaction are spatially coordinated in an enzyme involved in a host-pathogen interaction.

Indexed as

AcetylglucosaminidaseBacterial AdhesionCarbohydratesCatalysisCloning, MolecularClostridium perfringensCrystallography, X-RayModels, MolecularMolecular ConformationProtein BindingProtein ConformationProtein Interaction MappingProtein Structure, TertiaryScattering, RadiationX-RaysAcetylglucosaminidaseCarbohydrates

Identifiers

PMID19193644
PMCPMC2665110
OpenAlexW2059485989

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.