Evidence map›Paper›PMID 35387616›Full record

ArticleBMC plant biology2022

Identification and functional analysis of cation-efflux transporter 1 from Brassica juncea L.

Lu Han, Xiaohua Wu, Xinyu Zhang, Kailin Hou, Hongshan Zhang, Chenjia Shen

Open access · goldAbstract read
In one paragraph

Article in BMC plant biology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
1.3field-weighted citation impact, top 18% 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

3 citing papers in PubMed, 7 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.

Lu HanCollege of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou, 310036, China.
Xiaohua WuCollege of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou, 310036, China.
Xinyu ZhangCollege of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou, 310036, China.
Kailin HouCollege of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou, 310036, China.
Hongshan ZhangCollege of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou, 310036, China.
Chenjia ShenCollege of Life and Environmental Sciences, Hangzhou Normal University, Hangzhou, 310036, China. shencj@hznu.edu.cn.
Hangzhou Normal University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBrassica juncea behaves as a moderate-level accumulator of various heavy metal ions and is frequently used for remediation. To investigate the roles of metal ion transporters in B. juncea, a cation-efflux family gene, BjCET1, was cloned and functionally characterized.

resultsBjCET1 contains 382 amino acid residues, including a signature motif of the cation diffusion facilitator protein family, six classic trans-membrane-spanning structures and a cation-efflux domain. A phylogenetic analysis showed that BjCET1 has a high similarity level with metal tolerance proteins from other Brassica plants, indicating that this protein family is highly conserved in Brassica. BjCET1 expression significantly increased at very early stages during both cadmium and zinc treatments. Green fluorescence detection in transgenic tobacco leaves revealed that BjCET1 is a plasma membrane-localized protein. The heterologous expression of BjCET1 in a yeast mutant increased the heavy-metal tolerance and decreased the cadmium or zinc accumulations in yeast cells, suggesting that BjCET1 is a metal ion transporter. The constitutive expression of BjCET1 rescued the heavy-metal tolerance capability of transgenic tobacco plants.

conclusionsThe data suggest that BjCET1 is a membrane-localized efflux transporter that plays essential roles in heavy metal ion homeostasis and hyper-accumulation.

Indexed as

Metals, HeavyMustard PlantCadmiumCationsGene Expression Regulation, PlantMembrane Transport ProteinsPhylogenyPlants, Genetically ModifiedSaccharomyces cerevisiaeZincCadmiumCationsMembrane Transport ProteinsMetals, HeavyZincBrassica junceaCation-efflux transporterHeavy metal ionHeavy metal toleranceHeterologous expression

Identifiers

PMID35387616
PMCPMC8985314
OpenAlexW4223473782

What OpenQuestion holds

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Registered trials

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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.