Metagenomic approaches to the discovery of cellulases
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In: Methods in Enzymology, Vol. 510, 2012, p. 375-94.
Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Metagenomic approaches to the discovery of cellulases
AU - Rooks, David J.
AU - McDonald, James E
AU - McCarthy, Alan J.
N1 - Copyright © 2012 Elsevier Inc. All rights reserved.
PY - 2012
Y1 - 2012
N2 - Most of the microorganisms responsible for nutrient cycling in the environment have yet to be cultivated, and this could include those species responsible for the degradation of cellulose. Known cellulases are well defined at the protein sequence level, but gene variants are difficult to amplify from environmental DNA. The identification of novel cellulase genes independent of DNA amplification is made possible by adopting a direct metagenome sequencing approach to provide genes that can be cloned, expressed, and characterized prior to potential exploitation, all in the absence of any information on the species from which they originated. In this chapter, emerging strategies and methods that will enable the identification of novel cellulase genes and provide an unbiased perspective on gene expression in situ are presented.
AB - Most of the microorganisms responsible for nutrient cycling in the environment have yet to be cultivated, and this could include those species responsible for the degradation of cellulose. Known cellulases are well defined at the protein sequence level, but gene variants are difficult to amplify from environmental DNA. The identification of novel cellulase genes independent of DNA amplification is made possible by adopting a direct metagenome sequencing approach to provide genes that can be cloned, expressed, and characterized prior to potential exploitation, all in the absence of any information on the species from which they originated. In this chapter, emerging strategies and methods that will enable the identification of novel cellulase genes and provide an unbiased perspective on gene expression in situ are presented.
KW - Bacteria
KW - Cellulases
KW - DNA
KW - Fungi
KW - Gene Expression Profiling
KW - Gene Library
KW - Metagenomics
KW - RNA
KW - Transduction, Genetic
KW - Journal Article
KW - Research Support, Non-U.S. Gov't
U2 - 10.1016/B978-0-12-415931-0.00020-3
DO - 10.1016/B978-0-12-415931-0.00020-3
M3 - Article
C2 - 22608737
VL - 510
SP - 375
EP - 394
JO - Methods in Enzymology
JF - Methods in Enzymology
SN - 0076-6879
ER -