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Author Attri, P.; Han, J.; Choi, S.; Choi, E.H.; Bogaerts, A.; Lee, W.
Title CAP modifies the structure of a model protein from thermophilic bacteria: mechanisms of CAP-mediated inactivation Type A1 Journal article
Year (down) 2018 Publication Scientific reports Abbreviated Journal Sci Rep-Uk
Volume 8 Issue 1 Pages 10218
Keywords A1 Journal article; Engineering sciences. Technology; Plasma Lab for Applications in Sustainability and Medicine – Antwerp (PLASMANT)
Abstract Cold atmospheric plasma (CAP) has great potential for sterilization in the food industry, by deactivation of thermophilic bacteria, but the underlying mechanisms are largely unknown. Therefore, we investigate here whether CAP is able to denature/modify protein from thermophilic bacteria. We focus on MTH1880 (MTH) from Methanobacterium thermoautotrophicum as model protein, which we treated with dielectric barrier discharge (DBD) plasma operating in air for 10, 15 and 20 mins. We analysed the structural changes of MTH using circular dichroism, fluorescence and NMR spectroscopy, as well as the thermal and chemical denaturation, upon CAP treatment. Additionally, we performed molecular dynamics (MD) simulations to determine the stability, flexibility and solvent accessible surface area (SASA) of both the native and oxidised protein.
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Publisher Place of Publication Editor
Language Wos 000437414500004 Publication Date 2018-06-29
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 2045-2322 ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 4.259 Times cited 6 Open Access OpenAccess
Notes We gratefully acknowledge the European Marie Skłodowska-Curie Individual Fellowship “Anticancer-PAM” within Horizon2020 (grant number 743546). This work was also supported by NRF-2017R1A2B2008483 to W.L. through the National Research Foundation of Korea (NRF) and BK+ program (J.H.). E.H.C. acknowledges the NRF (NRF-2016K1A4A3914113 and No. 20100027963). The computational work was carried out using the Turing HPC infrastructure at the CalcUA core facility of the Universiteit Antwerpen (UA), a division of the Flemish Supercomputer Center VSC, funded by the Hercules Foundation, the Flemish Government (department EWI) and the UA. Approved Most recent IF: 4.259
Call Number PLASMANT @ plasmant @c:irua:152817c:irua:152431 Serial 5002
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