Evidence map›Paper›PMID 26922180›Full record

ArticleMolecular biology reports2016

Biochemical and molecular characterization of mitochondrial membrane-bound arginase in Heteropneustes fossilis.

Suman Mishra, Rajnikant Mishra

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Article in Molecular biology reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
0.2field-weighted citation impact, top 41% of its field
1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

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0 citing papers in PubMed, 1 citations in OpenAlex.

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4 · The record

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5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Suman MishraBiochemistry and Molecular Biology Lab, Department of Zoology, Banaras Hindu University, Varanasi, 221005, India.
Rajnikant MishraBiochemistry and Molecular Biology Lab, Department of Zoology, Banaras Hindu University, Varanasi, 221005, India. rmishraa@bhu.ac.in.
Banaras Hindu University · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The two predominant forms of arginase, cytosolic Arginase-I and mitochondrial Arginase-II, catalyze hydrolysis of arginine into ornithine and urea. Based on presence of arginase activity in extracts using potassium chloride (KCl), mitochondrial membrane-bound arginase has also been suggested. However, the activity of arginase in fractions obtained after KCl-treatment may be either due to leakage of mitochondrial arginase or release of adhered cytosolic arginase to cell organelles having altered net charge. Therefore, it has been intended to analyse impact of KCl on ultra-structural properties of mitochondria, and biochemical analysis of mitochondrial membrane-bound proteins and arginase of Heteropneustes fossilis. Liver of H. fossilis was used for isolating mitochondria for analysis of ultrastructural properties, preparing cytosolic, mitochondrial, and mitochondrial-membrane bound extracts after treatment of KCl. Extracts were analysed for arginase activity assay, protein profiling through SDS-PAGE and MALDI MS/MS. The KCl-mediated modulation in polypeptides and arginase were also evaluated by PANTHER, MitoProt and IPSORT servers. The effects of KCl on ultra-structural integrity of mitochondria, activity of arginase, modulation on mitochondrial proteins and enzymes including arginase were observed. The 48 kDa polypeptide of mitochondrial fraction, that showed KCl-dependent alteration matched with Myb binding protein and 30 kDa bands resembles to arginase after MALDI MS/MS analysis. Results indicate KCl-dependent ultrastructural changes in mitochondria and release of mitochondrial arginase. The proposed membrane bound mitochondrial arginase could be mitochondrial arginase-II or altered form of cytosolic arginase-I contributing to KCl-induced arginase activity in H. fossilis.

Indexed as

CatfishesAnimalsArginaseCytosolIndiaMitochondrial MembranesPotassium ChlorideSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationArginasePotassium ChlorideArginaseIsoformKClMitochondrial membrane-boundSEMTEM

Identifiers

PMID26922180
OpenAlexW2285897849

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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.