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Plant Biology

2012

Cellulose

Articles 1 - 3 of 3

Full-Text Articles in Life Sciences

Mutation And Complementation Of A Cellulose Synthase (Cesa) Gene, Ahmed Y. El-Araby May 2012

Mutation And Complementation Of A Cellulose Synthase (Cesa) Gene, Ahmed Y. El-Araby

Senior Honors Projects

Cellulose is a carbohydrate polymer that is composed of repeating glucose subunits. Being the most abundant organic compound in the biosphere and comprising a large percentage of all plant biomass, cellulose is extremely plentiful and has a significant role in nature. Cellulose is present in plant cell walls, in commercial products such as those made from wood or cotton, and is of interest to the biofuel industry as a potential alternative fuel source. Although indigestible by humans, cellulose is nutritionally valuable, serving as a dietary fiber. Because of its ubiquity and importance in many areas, studying cellulose will prove to …


Understanding The Importance Of The Zinc Binding Domain In Cesa Protein Interaction: Some Assembly Required, Alfred Schupp Iii May 2012

Understanding The Importance Of The Zinc Binding Domain In Cesa Protein Interaction: Some Assembly Required, Alfred Schupp Iii

Senior Honors Projects

Understanding the Importance of the zinc binding domain in the cellulose synthase complex: Some Assembly Required

Alfred Schupp

Sponsor: Alison Roberts, Biological Sciences

Cellulose microfibrils are vital components of the cell wall. A microfibril is made up of multiple strands of glucose chains, and these cellulose microfibrils are produced by protein complexes in the plasma membrane called cellulose synthase complexes, or CSCs for short. Each complex is made up of 36 subunits called Cellulose Synthase proteins, or CESAs. Each CESA produces a glucose polymer made from beta-1,4 glucan linkages. It is known that CESA proteins aggregate to form CSCs, and …


Exploring The Function Of Gt2 In Physcomitrella Patens, Tess Scavuzzo-Duggan May 2012

Exploring The Function Of Gt2 In Physcomitrella Patens, Tess Scavuzzo-Duggan

Senior Honors Projects

Plant cell walls are composed of a variety of carbohydrates, among them cellulose, pectin and hemicellulose. Cellulose is deposited in the cell wall as microfibrils via cellulose synthesis complexes (CSCs). These complexes contain the cellulose synthase proteins (CESAs) and come in two different morphological forms: rosettes and linear complexes. Rosette shaped cellulose synthesis complexes occur in land plants, whilst linear complexes are commonly found in red algae. However, some land plants, notably bryophytes (mosses) and seedless vascular plants, contain genes that encode both CESAs of the type that form rosette CSCs and also genes similar to those found in red …