Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions

Even if the ocean represents a large part of Earth’s surface, only a few studies describe marine-derived fungi compared to their terrestrial homologues. In this ecosystem, marine-derived fungi have had to adapt to the salinity and to the plant biomass composition. This articles studies the growth of...

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Main Authors: Wissal Ben Ali, David Navarro, Abhishek Kumar, Elodie Drula, Annick Turbé-Doan, Lydie Oliveira Correia, Stéphanie Baumberger, Emmanuel Bertrand, Craig B. Faulds, Bernard Henrissat, Giuliano Sciara, Tahar Mechichi, Eric Record
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Marine Drugs
Subjects:
Online Access:https://www.mdpi.com/1660-3397/18/9/461
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author Wissal Ben Ali
David Navarro
Abhishek Kumar
Elodie Drula
Annick Turbé-Doan
Lydie Oliveira Correia
Stéphanie Baumberger
Emmanuel Bertrand
Craig B. Faulds
Bernard Henrissat
Giuliano Sciara
Tahar Mechichi
Eric Record
author_facet Wissal Ben Ali
David Navarro
Abhishek Kumar
Elodie Drula
Annick Turbé-Doan
Lydie Oliveira Correia
Stéphanie Baumberger
Emmanuel Bertrand
Craig B. Faulds
Bernard Henrissat
Giuliano Sciara
Tahar Mechichi
Eric Record
author_sort Wissal Ben Ali
collection DOAJ
description Even if the ocean represents a large part of Earth’s surface, only a few studies describe marine-derived fungi compared to their terrestrial homologues. In this ecosystem, marine-derived fungi have had to adapt to the salinity and to the plant biomass composition. This articles studies the growth of five marine isolates and the tuning of lignocellulolytic activities under different conditions, including the salinity. A de novo transcriptome sequencing and assembly were used in combination with a proteomic approach to characterize the Carbohydrate Active Enzymes (CAZy) repertoire of one of these strains. Following these approaches, <i>Stemphylium lucomagnoense</i> was selected for its adapted growth on xylan in saline conditions, its high xylanase activity, and its improved laccase activities in seagrass-containing cultures with salt. De novo transcriptome sequencing and assembly indicated the presence of 51 putative lignocellulolytic enzymes. Its secretome composition was studied in detail when the fungus was grown on either a terrestrial or a marine substrate, under saline and non-saline conditions. Proteomic analysis of the four <i>S. lucomagnoense</i> secretomes revealed a minimal suite of extracellular enzymes for plant biomass degradation and highlighted potential enzyme targets to be further studied for their adaptation to salts and for potential biotechnological applications.
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spelling doaj.art-fec7da117f3f4e49b8d636c31c64c2d32023-11-20T13:05:12ZengMDPI AGMarine Drugs1660-33972020-09-0118946110.3390/md18090461Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline ConditionsWissal Ben Ali0David Navarro1Abhishek Kumar2Elodie Drula3Annick Turbé-Doan4Lydie Oliveira Correia5Stéphanie Baumberger6Emmanuel Bertrand7Craig B. Faulds8Bernard Henrissat9Giuliano Sciara10Tahar Mechichi11Eric Record12Biodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceInstitute of Bioinformatics, International Technology Park, Bangalore 560066, IndiaBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceAgroParisTech, Micalis Institute, PAPPSO, Université Paris-Saclay, INRAE, 78350 Jouy-en-Josas, FranceInstitut Jean-Pierre Bourgin, INRAE, AgroParisTech, CNRS, Université Paris-Saclay, 78000 Versailles, FranceBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceArchitecture et Fonction des Macromolécules Biologiques, Centre National de la Recherche Scientifique, Aix-Marseille Université, 13288 Marseille, FranceBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceLaboratoire de Biochimie et de Génie Enzymatique des Lipases, Ecole Nationale d’Ingénieurs de Sfax, Université de Sfax, Sfax 3029, TunisiaBiodiversité et Biotechnologie Fongiques, Aix-Marseille Université, INRAE, UMR1163, 13288 Marseille, FranceEven if the ocean represents a large part of Earth’s surface, only a few studies describe marine-derived fungi compared to their terrestrial homologues. In this ecosystem, marine-derived fungi have had to adapt to the salinity and to the plant biomass composition. This articles studies the growth of five marine isolates and the tuning of lignocellulolytic activities under different conditions, including the salinity. A de novo transcriptome sequencing and assembly were used in combination with a proteomic approach to characterize the Carbohydrate Active Enzymes (CAZy) repertoire of one of these strains. Following these approaches, <i>Stemphylium lucomagnoense</i> was selected for its adapted growth on xylan in saline conditions, its high xylanase activity, and its improved laccase activities in seagrass-containing cultures with salt. De novo transcriptome sequencing and assembly indicated the presence of 51 putative lignocellulolytic enzymes. Its secretome composition was studied in detail when the fungus was grown on either a terrestrial or a marine substrate, under saline and non-saline conditions. Proteomic analysis of the four <i>S. lucomagnoense</i> secretomes revealed a minimal suite of extracellular enzymes for plant biomass degradation and highlighted potential enzyme targets to be further studied for their adaptation to salts and for potential biotechnological applications.https://www.mdpi.com/1660-3397/18/9/461marine-derived fungus<i>Stemphylium lucomagnoense</i>saline adaptationlignocellulose-degrading enzymessecretome
spellingShingle Wissal Ben Ali
David Navarro
Abhishek Kumar
Elodie Drula
Annick Turbé-Doan
Lydie Oliveira Correia
Stéphanie Baumberger
Emmanuel Bertrand
Craig B. Faulds
Bernard Henrissat
Giuliano Sciara
Tahar Mechichi
Eric Record
Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions
Marine Drugs
marine-derived fungus
<i>Stemphylium lucomagnoense</i>
saline adaptation
lignocellulose-degrading enzymes
secretome
title Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions
title_full Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions
title_fullStr Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions
title_full_unstemmed Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions
title_short Characterization of the CAZy Repertoire from the Marine-Derived Fungus <i>Stemphylium lucomagnoense</i> in Relation to Saline Conditions
title_sort characterization of the cazy repertoire from the marine derived fungus i stemphylium lucomagnoense i in relation to saline conditions
topic marine-derived fungus
<i>Stemphylium lucomagnoense</i>
saline adaptation
lignocellulose-degrading enzymes
secretome
url https://www.mdpi.com/1660-3397/18/9/461
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