Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei

Trichoderma enzymes that inhibit fungal cell walls have been suggested to play an important role in mycoparasitic action against fungal root rot pathogen Ganoderma philippii. This experiment was aimed to purify and characterize the β-1,3-glucanase of T. reesei. Extracellular β-1,3-glucanase was prod...

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Main Authors: SRI WAHYUNI BUDIARTI, SITI MUSLIMAH WIDYASTUTI, SEBASTIAN MARGINO
Format: Article
Language:English
Published: Bogor Agricultural University 2009-09-01
Series:Hayati Journal of Biosciences
Subjects:
Online Access:http://journal.ipb.ac.id/index.php/hayati/article/viewFile/282/147
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author SRI WAHYUNI BUDIARTI
SITI MUSLIMAH WIDYASTUTI
SEBASTIAN MARGINO
author_facet SRI WAHYUNI BUDIARTI
SITI MUSLIMAH WIDYASTUTI
SEBASTIAN MARGINO
author_sort SRI WAHYUNI BUDIARTI
collection DOAJ
description Trichoderma enzymes that inhibit fungal cell walls have been suggested to play an important role in mycoparasitic action against fungal root rot pathogen Ganoderma philippii. This experiment was aimed to purify and characterize the β-1,3-glucanase of T. reesei. Extracellular β-1,3-glucanase was produced by growing mycoparasite T. reesei isolate T13 in colloidal chitin and sucrose as carbon sources. The enzyme was then purified to its homogeneity by precipitation with ammonium sulfate, followed by gel filtration chromatography and chromatofocusing. Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) 12% was used to confirm the purity of enzyme at each stage of preparation and to characterize purified protein. The results showed that T. reesei produced at least three extracellular β-1,3-glucanases. Estimation of molecular weight based on SDS-PAGE 12% have three isoform of β-1,3-glucanase were 90 kDa for β-1,3-glucanase-I, 75 kDa for β-1,3-glucanase-II, and 64 kDa for β-1,3-glucanase-III. Their optimum pH and temperature were 5 and 50 oC, respectively.
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spelling doaj.art-2b7d044f6b464353be46e6d19c6a7ea42022-12-21T19:02:46ZengBogor Agricultural UniversityHayati Journal of Biosciences1978-30192086-40942009-09-01163115119Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reeseiSRI WAHYUNI BUDIARTISITI MUSLIMAH WIDYASTUTISEBASTIAN MARGINOTrichoderma enzymes that inhibit fungal cell walls have been suggested to play an important role in mycoparasitic action against fungal root rot pathogen Ganoderma philippii. This experiment was aimed to purify and characterize the β-1,3-glucanase of T. reesei. Extracellular β-1,3-glucanase was produced by growing mycoparasite T. reesei isolate T13 in colloidal chitin and sucrose as carbon sources. The enzyme was then purified to its homogeneity by precipitation with ammonium sulfate, followed by gel filtration chromatography and chromatofocusing. Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) 12% was used to confirm the purity of enzyme at each stage of preparation and to characterize purified protein. The results showed that T. reesei produced at least three extracellular β-1,3-glucanases. Estimation of molecular weight based on SDS-PAGE 12% have three isoform of β-1,3-glucanase were 90 kDa for β-1,3-glucanase-I, 75 kDa for β-1,3-glucanase-II, and 64 kDa for β-1,3-glucanase-III. Their optimum pH and temperature were 5 and 50 oC, respectively.http://journal.ipb.ac.id/index.php/hayati/article/viewFile/282/147β-13-glucanaseTrichoderma reeseiGanoderma philippii
spellingShingle SRI WAHYUNI BUDIARTI
SITI MUSLIMAH WIDYASTUTI
SEBASTIAN MARGINO
Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei
Hayati Journal of Biosciences
β-1
3-glucanase
Trichoderma reesei
Ganoderma philippii
title Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei
title_full Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei
title_fullStr Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei
title_full_unstemmed Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei
title_short Purification and Characterization of β-1,3-Glucanase from the Antagonistic Fungus Trichoderma reesei
title_sort purification and characterization of β 1 3 glucanase from the antagonistic fungus trichoderma reesei
topic β-1
3-glucanase
Trichoderma reesei
Ganoderma philippii
url http://journal.ipb.ac.id/index.php/hayati/article/viewFile/282/147
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