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Engineering and two...
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Parreiras, Lucas S.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
Engineering and two-stage evolution of a lignocellulosic hydrolysate-tolerant Saccharomyces cerevisiae strain for anaerobic fermentation of xylose from AFEX pretreated corn stover
- Artikel/kapitelEngelska2014
Förlag, utgivningsår, omfång ...
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2014-09-15
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Public Library of Science (PLoS),2014
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printrdacarrier
Nummerbeteckningar
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LIBRIS-ID:oai:DiVA.org:ltu-3417
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https://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-3417URI
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https://doi.org/10.1371/journal.pone.0107499DOI
Kompletterande språkuppgifter
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Språk:engelska
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Sammanfattning på:engelska
Ingår i deldatabas
Klassifikation
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Ämneskategori:ref swepub-contenttype
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Ämneskategori:art swepub-publicationtype
Anmärkningar
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Validerad; 2014; 20141002 (johsod)
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The inability of the yeast Saccharomyces cerevisiae to ferment xylose effectively under anaerobic conditions is a major barrier to economical production of lignocellulosic biofuels. Although genetic approaches have enabled engineering of S. cerevisiae to convert xylose efficiently into ethanol in defined lab medium, few strains are able to ferment xylose from lignocellulosic hydrolysates in the absence of oxygen. This limited xylose conversion is believed to result from small molecules generated during biomass pretreatment and hydrolysis, which induce cellular stress and impair metabolism. Here, we describe the development of a xylose-fermenting S. cerevisiae strain with tolerance to a range of pretreated and hydrolyzed lignocellulose, including Ammonia Fiber Expansion (AFEX)-pretreated corn stover hydrolysate (ACSH). We genetically engineered a hydrolysate-resistant yeast strain with bacterial xylose isomerase and then applied two separate stages of aerobic and anaerobic directed evolution. The emergent S. cerevisiae strain rapidly converted xylose from lab medium and ACSH to ethanol under strict anaerobic conditions. Metabolomic, genetic and biochemical analyses suggested that a missense mutation in GRE3, which was acquired during the anaerobic evolution, contributed toward improved xylose conversion by reducing intracellular production of xylitol, an inhibitor of xylose isomerase. These results validate our combinatorial approach, which utilized phenotypic strain selection, rational engineering and directed evolution for the generation of a robust S. cerevisiae strain with the ability to ferment xylose anaerobically from ACSH.
Ämnesord och genrebeteckningar
Biuppslag (personer, institutioner, konferenser, titlar ...)
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Breuer, Rebecca J.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Narasimhan, Ragothaman AvanasiDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Higbee, Alan J.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America; Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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La Reau, AlexDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Tremaine, Mary T.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Qin, LiDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Willis, Laura B.Department of Bacteriology, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Bice, Benjamin D.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Bonfert, Brandi L.Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Pinhancos, Rebeca C.Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Balloon, Allison J.Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Uppugundla, NirmalDOE Great Lakes Bioenergy Research Center, Michigan State University, East Lansing, Michigan, United States of America; Biomass Conversion Research Laboratory, Department of Chemical Engineering and Materials Science, Michigan State University, Lansing, Michigan, United States of America
(författare)
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Liu, TongjunDOE Great Lakes Bioenergy Research Center, Michigan State University, East Lansing, Michigan, United States of America; School of Food and Bioengineering, Qilu University of Technology, Jinan, China
(författare)
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Li, ChenlinAdvanced Biofuels Process Demonstration Unit, Lawrence Berkeley National Laboratory, Emeryville, California, United States of America
(författare)
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Tanjore, DeeptiAdvanced Biofuels Process Demonstration Unit, Lawrence Berkeley National Laboratory, Emeryville, California, United States of America
(författare)
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Ong, IreneDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Li, HaiboDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Pohlmann, Edward L.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Serate, JoseDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Withers, Sydnor T.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Simmons, Blake AlexanderDeconstruction Division, Joint BioEnergy Institute, Emeryville, California, United States of America
(författare)
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Hodge, DavidLuleå tekniska universitet,Industriell miljö- och processteknik,DOE Great Lakes Bioenergy Research Center, Michigan State University, East Lansing, Michigan, United States of America; Department of Chemical Engineering & Materials Science, Michigan State University, East Lansing, Michigan, United States of America; Department of Biosystems & Agricultural Engineering, Michigan State University, East Lansing Michigan, United States of America(Swepub:ltu)davhod
(författare)
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Westphall, Michael S.Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Coon, Joshua J.Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Dale, Bruce E.DOE Great Lakes Bioenergy Research Center, Michigan State University, East Lansing, Michigan, United States of America; Biomass Conversion Research Laboratory, Department of Chemical Engineering and Materials Science, Michigan State University, Lansing, Michigan, United States of America
(författare)
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Balan, VenkateshDOE Great Lakes Bioenergy Research Center, Michigan State University, East Lansing, Michigan, United States of America; Biomass Conversion Research Laboratory, Department of Chemical Engineering and Materials Science, Michigan State University, Lansing, Michigan, United States of America
(författare)
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Keating, David H.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Zhang, YaopingDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Landick, RobertDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America; Department of Bacteriology, University of Wisconsin-Madison, Madison, Wisconsin, United States of America; Department of Biochemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Gasch, Audrey P.DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America; Laboratory of Genetics, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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Sato, TreyDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(författare)
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DOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of AmericaDOE Great Lakes Bioenergy Research Center, University of Wisconsin-Madison, Madison, Wisconsin, United States of America; Department of Chemistry, University of Wisconsin-Madison, Madison, Wisconsin, United States of America
(creator_code:org_t)
Sammanhörande titlar
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Ingår i:PLOS ONE: Public Library of Science (PLoS)9:91932-6203
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Till lärosätets databas
- Av författaren/redakt...
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Parreiras, Lucas ...
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Breuer, Rebecca ...
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Narasimhan, Rago ...
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Higbee, Alan J.
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La Reau, Alex
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Tremaine, Mary T ...
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visa fler...
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Qin, Li
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Willis, Laura B.
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Bice, Benjamin D ...
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Bonfert, Brandi ...
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Pinhancos, Rebec ...
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Balloon, Allison ...
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Uppugundla, Nirm ...
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Liu, Tongjun
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Li, Chenlin
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Tanjore, Deepti
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Ong, Irene
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Li, Haibo
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Pohlmann, Edward ...
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Serate, Jose
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Withers, Sydnor ...
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Simmons, Blake A ...
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Hodge, David
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Westphall, Micha ...
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Coon, Joshua J.
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Dale, Bruce E.
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Balan, Venkatesh
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Keating, David H ...
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Zhang, Yaoping
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Landick, Robert
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Gasch, Audrey P.
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Sato, Trey
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visa färre...
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