Evidence map›Paper›PMID 22381913›Full record

ArticleJournal of inorganic biochemistry2012

X-ray absorption spectroscopy of metal site speciation in the metallo-β-lactamase BcII from Bacillus cereus.

Robert M Breece, Leticia I Llarrull, Mariana F Tioni, Alejandro J Vila, David L Tierney

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In one paragraph

Article in Journal of inorganic biochemistry, 2012. 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
0.7field-weighted citation impact, top 38% 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

5 authors at 3 institutions in 2 countries.

Robert M BreeceDepartment of Chemistry and Biochemistry, Miami University, Oxford, OH 45056, United States.
Leticia I Llarrull
Mariana F Tioni
Alejandro J Vila
David L Tierney
Instituto de Biología Molecular y Celular de Rosario · ARMiami University · USNational University of Rosario · AR

Funding

Case Center for Synchrotron BiosciencesP30EB009998 · NIBIB · CASE WESTERN RESERVE UNIVERSITY · PI CHANCE, MARK R · 2009 to 2018
$8.4M
Time-dependent structural studies on dinuclear metal ion containing enzymesR15GM093987 · NIGMS · MIAMI UNIVERSITY OXFORD · PI CROWDER, MICHAEL W, TIERNEY, DAVID L · 2010 to 2010
$426k
NIBIB NIH HHS P30 EB009998NIBIB NIH HHS P30-EB-009998NIGMS NIH HHS 1R15GM093987NIGMS NIH HHS R15 GM093987
6 · The paper itself

Abstract

Cobalt and zinc binding by the subclass B1 metallo-β-lactamase BcII from Bacillus cereus is examined by X-ray absorption spectroscopy, at various levels of metal loading. The data show that a significant amount of the dinuclear enzyme is formed, even at substoichiometric levels of metal loading, whether the added metal is Zn(II) or Co(II). Increasing metal addition, from 0.5 to 1.0 to 2.0eq/mol of enzyme, are shown to result in a more ordered active site. While Zn(II) appears to show no preference for the Zn(1) (3H) or Zn(2) (DCH) sites, the extended X-ray absorption fine structure (EXAFS) suggests that Co(II) shows a slight preference for the DCH site at low levels of added Co(II). The results are discussed in the context of similar metal-binding studies of other B1 metallo-β-lactamases.

Indexed as

AlgorithmsBacillus cereusBacterial Proteinsbeta-LactamasesBinding SitesCatalytic DomainCobaltDose-Response Relationship, DrugKineticsMetalloproteinsMetalsModels, MolecularProtein Structure, TertiaryX-Ray Absorption SpectroscopyZincBacterial Proteinsbeta-lactamase BcIIbeta-LactamasesCobaltMetalloproteinsMetalsZinc

Identifiers

PMID22381913
PMCPMC3571675
OpenAlexW2007809750

What OpenQuestion holds

Textmetadata
LicenceTDM
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.