Evidence map›Paper›PMID 24713147›Full record

ArticleBMC research notes2014

Identification and enzymatic characterization of acid phosphatase from Burkholderia gladioli.

Tiago Henrique Rombola, Eliamar Aparecida Nascimbem Pedrinho, Eliana Gertrudes de Macedo Lemos, Adriano Marques Gonçalves, Luiz Flávio José dos Santos, João Martins Pizauro

Open access · goldAbstract read
In one paragraph

Article in BMC research notes, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.8field-weighted citation impact, top 12% 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

12 citing papers in PubMed, 33 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 2 institutions in 1 country.

Tiago Henrique Rombola
Eliamar Aparecida Nascimbem Pedrinho
Eliana Gertrudes de Macedo Lemos
Adriano Marques Gonçalves
Luiz Flávio José dos Santos
João Martins PizauroFaculdade de Ciências Agrárias e Veterinárias (FCAV), UNESP - Univ Estadual Paulista, Câmpus de Jaboticabal, Departamento de Tecnologia, Laboratório de Enzimologia Aplicada, Jaboticabal, SP, Brazil. jpizauro@fcav.unesp.br.
Universidade Estadual Paulista (Unesp) · BRCentro Universitário de Araraquara · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe genus Burkholderia is widespread in diverse ecological niches, the majority of known species are soil bacteria that exhibit different types of non-pathogenic interactions with plants. Burkholderia species are versatile organisms that solubilize insoluble minerals through the production of organic acids, which increase the availability of nutrients for the plant. Therefore these bacteria are promising candidates for biotechnological applications.

resultsBurkholderia sp. (R 3.25 isolate) was isolated from agricultural soil in Ponta Grossa-PR-Brazil and identified through analysis of the 16S rDNA as a strain classified as Burkholderia gladioli. The expression of membrane-bound acid phosphatase (MBAcP) was strictly regulated with optimal expression at a concentration of phosphorus 5 mM. The apparent optimum pH for the hydrolysis of p-nitrophenylphosphate (PNPP) was 6.0. The hydrolysis of PNPP by the enzyme exhibited a hyperbolic relationship with increasing concentration of substrate and no inhibition by excess of substrate was observed. Kinetic data revealed that the hydrolysis of PNPP exhibited cooperative kinetics with n = 1.3, Vm = 113.5 U/mg and K0.5 = 65 μM. The PNPPase activity was inhibited by vanadate, p-hydroxymercuribenzoate, arsenate and phosphate, however the activity was not inhibited by calcium, levamisole, sodium tartrate, EDTA, zinc, magnesium, cobalt, ouabain, oligomycin or pantoprazol.

conclusionThe synthesis of membrane-bound non-specific acid phosphatase, strictly regulated by phosphate, and its properties suggest that this bacterium has a potential biotechnological application to solubilize phosphate in soils with low levels of this element, for specific crops.

Indexed as

Gene Expression Regulation, BacterialAcid PhosphataseBacterial ProteinsBurkholderia gladioliHydrogen-Ion ConcentrationKineticsMembrane ProteinsNitrophenolsOrganophosphorus CompoundsPhosphorusPhylogenyPlant RootsPlantsRNA, Ribosomal, 16SSoil MicrobiologySubstrate SpecificityAcid PhosphataseBacterial ProteinsMembrane ProteinsNitrophenolsnitrophenylphosphateOrganophosphorus CompoundsPhosphorusRNA, Ribosomal, 16S

Identifiers

PMID24713147
PMCPMC3983855
OpenAlexW2018774962

What OpenQuestion holds

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LicenceCC BY
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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.