Development and application of a suite of polysaccharide-degrading enzymes for analyzing plant cell walls
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Development and application of a suite of polysaccharide-degrading enzymes for analyzing plant cell walls. / Bauer, Stefan; Vasu, Prasanna; Persson, Staffan; Mort, Andrew J.; Somerville, Chris R.
In: Proceedings of the National Academy of Sciences of the United States of America, Vol. 103, No. 30, 2006, p. 11417-11422.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Development and application of a suite of polysaccharide-degrading enzymes for analyzing plant cell walls
AU - Bauer, Stefan
AU - Vasu, Prasanna
AU - Persson, Staffan
AU - Mort, Andrew J.
AU - Somerville, Chris R.
PY - 2006
Y1 - 2006
N2 - To facilitate analysis of plant cell wall polysaccharide structure and composition, we cloned 74 genes encoding polysaccharide-degrading enzymes from Aspergillus nidulans, Aspergillus fumigatus, and Neurospora crassa and expressed the genes as secreted proteins with C-terminal Myc and 6x His tags. Most of the recombinant enzymes were active in enzyme assays, and optima for pH and temperature were established. A subset of the enzymes was used to fragment polysaccharides from the irregular xylem 9 (irx9) mutant of Arabidopsis. The analysis revealed a decrease in the abundance of xylan in the mutant, indicating that the IRX9 gene, which encodes a putative family 43 glycosyltransferase, is required for xylan synthesis.
AB - To facilitate analysis of plant cell wall polysaccharide structure and composition, we cloned 74 genes encoding polysaccharide-degrading enzymes from Aspergillus nidulans, Aspergillus fumigatus, and Neurospora crassa and expressed the genes as secreted proteins with C-terminal Myc and 6x His tags. Most of the recombinant enzymes were active in enzyme assays, and optima for pH and temperature were established. A subset of the enzymes was used to fragment polysaccharides from the irregular xylem 9 (irx9) mutant of Arabidopsis. The analysis revealed a decrease in the abundance of xylan in the mutant, indicating that the IRX9 gene, which encodes a putative family 43 glycosyltransferase, is required for xylan synthesis.
KW - Arabidopsis
KW - Fingerprinting
KW - Hydrolase
KW - Mutant
KW - Xylan
U2 - 10.1073/pnas.0604632103
DO - 10.1073/pnas.0604632103
M3 - Journal article
AN - SCOPUS:33746614259
VL - 103
SP - 11417
EP - 11422
JO - Proceedings of the National Academy of Sciences of the United States of America
JF - Proceedings of the National Academy of Sciences of the United States of America
SN - 0027-8424
IS - 30
ER -
ID: 273641626