Characterization of a dynamic metabolon producing the defense compound dhurrin in sorghum
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Characterization of a dynamic metabolon producing the defense compound dhurrin in sorghum. / Laursen, Tomas; Borch-Jensen, Jonas; Baden, Camilla Knudsen; Bavishi, Krutika; Torta, Federico; Martens, Helle Juel; Silvestro, Daniele; Hatzakis, Nikos; Wenk, Markus R; Dafforn, Timothy R; Olsen, Carl Erik; Motawie, Mohammed Saddik; Hamberger, Björn Robert; Møller, Birger Lindberg; Bassard, Jean-Étienne André.
In: Science (New York, N.Y.), Vol. 354, No. 6314, 2016, p. 890-893.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Characterization of a dynamic metabolon producing the defense compound dhurrin in sorghum
AU - Laursen, Tomas
AU - Borch-Jensen, Jonas
AU - Baden, Camilla Knudsen
AU - Bavishi, Krutika
AU - Torta, Federico
AU - Martens, Helle Juel
AU - Silvestro, Daniele
AU - Hatzakis, Nikos
AU - Wenk, Markus R
AU - Dafforn, Timothy R
AU - Olsen, Carl Erik
AU - Motawie, Mohammed Saddik
AU - Hamberger, Björn Robert
AU - Møller, Birger Lindberg
AU - Bassard, Jean-Étienne André
N1 - Copyright © 2016, American Association for the Advancement of Science.
PY - 2016
Y1 - 2016
N2 - Metabolic highways may be orchestrated by the assembly of sequential enzymes into protein complexes, or metabolons, to facilitate efficient channeling of intermediates and to prevent undesired metabolic cross-talk while maintaining metabolic flexibility. Here we report the isolation of the dynamic metabolon that catalyzes the formation of the cyanogenic glucoside dhurrin, a defense compound produced in sorghum plants. The metabolon was reconstituted in liposomes, which demonstrated the importance of membrane surface charge and the presence of the glucosyltransferase for metabolic channeling. We used in planta fluorescence lifetime imaging microscopy and fluorescence correlation spectroscopy to study functional and structural characteristics of the metabolon. Understanding the regulation of biosynthetic metabolons offers opportunities to optimize synthetic biology approaches for efficient production of high-value products in heterologous hosts.
AB - Metabolic highways may be orchestrated by the assembly of sequential enzymes into protein complexes, or metabolons, to facilitate efficient channeling of intermediates and to prevent undesired metabolic cross-talk while maintaining metabolic flexibility. Here we report the isolation of the dynamic metabolon that catalyzes the formation of the cyanogenic glucoside dhurrin, a defense compound produced in sorghum plants. The metabolon was reconstituted in liposomes, which demonstrated the importance of membrane surface charge and the presence of the glucosyltransferase for metabolic channeling. We used in planta fluorescence lifetime imaging microscopy and fluorescence correlation spectroscopy to study functional and structural characteristics of the metabolon. Understanding the regulation of biosynthetic metabolons offers opportunities to optimize synthetic biology approaches for efficient production of high-value products in heterologous hosts.
U2 - 10.1126/science.aag2347
DO - 10.1126/science.aag2347
M3 - Journal article
C2 - 27856908
VL - 354
SP - 890
EP - 893
JO - Science
JF - Science
SN - 0036-8075
IS - 6314
ER -
ID: 169101862