Evidence map›Paper›PMID 24877081›Full record

ArticleBioMed research international2014

Mass spectrometric analysis of differentially expressed proteins in an endangered medicinal herb, Picrorhiza kurroa.

Amit Sud, Rajinder Singh Chauhan, Chanderdeep Tandon

Abstract read
In one paragraph

Article in BioMed research international, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
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1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

3 authors.

Amit SudDepartment of Biotechnology and Bioinformatics, Jaypee University of Information Technology, Waknaghat, Solan 173234, India.
Rajinder Singh ChauhanDepartment of Biotechnology and Bioinformatics, Jaypee University of Information Technology, Waknaghat, Solan 173234, India.
Chanderdeep TandonDepartment of Biotechnology and Bioinformatics, Jaypee University of Information Technology, Waknaghat, Solan 173234, India.ORCID 0000-0002-8144-5014

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Picrorhiza kurroa grown in the Northwestern Himalayan region is used in various herbal formulations but extensive harvesting of this plant has led it to near extinction. The active constituents responsible for the medicinal properties of P. kurroa have been identified as picroside-I and picroside-II which are present in a particular ratio (1:1.5) in herbal formulations like Picroliv. The biosynthetic pathway of picrosides has been partially deciphered till date and needs to be elucidated completely. Review of literature revealed that no information is available as of today on the proteome analysis of Picrorhiza kurroa w.r.t. picroside-II biosynthesis. Therefore, with the aim of identifying proteins associated with picroside biosynthesis in Picrorhiza kurroa, differential protein expression was studied under picroside accumulating versus nonaccumulating conditions using SDS-PAGE. A total of 19 differentially expressed proteins were identified using MALDI-TOF/TOF MS followed by MASCOT search. Proteins involved in diverse functions were identified amongst which the most important proteins were glyceraldehyde-3-phosphate dehydrogenase, 1-aminocyclopropane-1-carboxylate oxidase, photosystem I reaction centre subunit V, 2-oxoglutarate ferrous-dependent oxygenase and putative cytochrome P450 superfamily protein because of their role in picroside biosynthesis. These identified proteins provide an insight and a basic platform for thorough understanding of biosynthesis of secondary metabolites and various other physiological processes of P. kurroa.

Indexed as

Endangered SpeciesSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationGene Expression Regulation, PlantPicrorhizaPlant ProteinsPlants, MedicinalPlant Proteins

Identifiers

PMID24877081
PMCPMC4024425

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