Results 61 to 70 of about 1,461 (191)

Novel Organization and Divergent Dockerin Specificities in the Cellulosome System of Ruminococcus flavefaciens [PDF]

open access: yesJournal of Bacteriology, 2003
ABSTRACT The DNA sequence coding for putative cellulosomal scaffolding protein ScaA from the rumen cellulolytic anaerobe Ruminococcus flavefaciens 17 was completed. The mature protein exhibits a calculated molecular mass of 90,198 Da and comprises three cohesin domains, a C-terminal dockerin, and a unique ...
Rincon M.T.1   +10 more
openaire   +2 more sources

Unique Organization of Extracellular Amylases into Amylosomes in the Resistant Starch-Utilizing Human Colonic Firmicutes Bacterium Ruminococcus bromii

open access: yesmBio, 2015
Ruminococcus bromii is a dominant member of the human gut microbiota that plays a key role in releasing energy from dietary starches that escape digestion by host enzymes via its exceptional activity against particulate “resistant” starches.
Xiaolei Ze   +11 more
doaj   +1 more source

Cellulosic ethanol production using a yeast consortium displaying a minicellulosome and β-glucosidase

open access: yesMicrobial Cell Factories, 2013
Background Cellulosic biomass is considered as a promising alternative to fossil fuels, but its recalcitrant nature and high cost of cellulase are the major obstacles to utilize this material.
Kim Sujin   +3 more
doaj   +1 more source

Adaptor Scaffoldins: An Original Strategy for Extended Designer Cellulosomes, Inspired from Nature

open access: yesmBio, 2016
Designer cellulosomes consist of chimeric cohesin-bearing scaffoldins for the controlled incorporation of recombinant dockerin-containing enzymes. The largest designer cellulosome reported to date is a chimeric scaffoldin that contains 6 cohesins.
Johanna Stern   +3 more
doaj   +1 more source

The Clostridium cellulolyticum Dockerin Displays a Dual Binding Mode for Its Cohesin Partner [PDF]

open access: yesJournal of Biological Chemistry, 2008
The plant cell wall degrading apparatus of anaerobic bacteria includes a large multienzyme complex termed the "cellulosome." The complex assembles through the interaction of enzyme-derived dockerin modules with the multiple cohesin modules of the noncatalytic scaffolding protein.
Pinheiro BA   +9 more
openaire   +3 more sources

Improving the Synthesis Efficiency of Amino Acids Such as L-Lysine by Assembling Artificial Cellulosome Elements Dockerin Protein In Vivo

open access: yesFermentation, 2022
Cellulosome is a highly efficient multi-enzyme self-assembly system and is found on the extracellular surface or in the free environment of microorganisms. However, with a lack of Ca2+ in vivo, cellulosome assembly is challenging.
Nan Li   +9 more
doaj   +1 more source

Mapping the deformability of natural and designed cellulosomes in solution

open access: yesBiotechnology for Biofuels and Bioproducts, 2022
Background Natural cellulosome multi-enzyme complexes, their components, and engineered ‘designer cellulosomes’ (DCs) promise an efficient means of breaking down cellulosic substrates into valuable biofuel products.
Jonathan Dorival   +11 more
doaj   +1 more source

Characterization and subcellular localization of the Clostridium thermocellum scaffoldin dockerin binding protein SdbA [PDF]

open access: yesJournal of Bacteriology, 1997
This article reports the characterization of the Clostridium thermocellum SdbA protein thought to anchor the cellulosome to the bacterial cell surface. The NH2-terminal region of SdbA consists of a cohesin domain which specifically binds the dockerin domain of the cellulosomal scaffolding protein CipA. The COOH-terminal region consists of a triplicated
E, Leibovitz   +3 more
openaire   +2 more sources

CRISPR-PIN: Modifying gene position in the nucleus via dCas9-mediated tethering

open access: yesSynthetic and Systems Biotechnology, 2019
Spatial organization of DNA within the nucleus is important for controlling DNA replication and repair, genetic recombination, and gene expression. Here, we present CRISPR-PIN, a CRISPR/dCas9-based tool that allows control of gene Position in the Nucleus
Jyun-Liang Lin   +3 more
doaj   +1 more source

Shedding Light on Microbial “Dark Matter”: Insights Into Novel Cloacimonadota and Omnitrophota From an Antarctic Lake

open access: yesFrontiers in Microbiology, 2021
The potential metabolism and ecological roles of many microbial taxa remain unknown because insufficient genomic data are available to assess their functional potential.
Timothy J. Williams   +3 more
doaj   +1 more source

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