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Title: Nucleic acids, compositions and uses thereof

Patent ·
OSTI ID:1036512

The subject invention provides at least one nucleic acid sequence encoding an aldouronate-utilization regulon isolated from Paenibacillus sp. strain JDR-2, a bacterium which efficiently utilizes xylan and metabolizes aldouronates (methylglucuronoxylosaccharides). The subject invention also provides a means for providing a coordinately regulated process in which xylan depolymerization and product assimilation are coupled in Paenibacillus sp. strain JDR-2 to provide a favorable system for the conversion of lignocellulosic biomass to biobased products. Additionally, the nucleic acid sequences encoding the aldouronate-utilization regulon can be used to transform other bacteria to form organisms capable of producing a desired product (e.g., ethanol, 1-butanol, acetoin, 2,3-butanediol, 1,3-propanediol, succinate, lactate, acetate, malate or alanine) from lignocellulosic biomass.

Research Organization:
University of Florida Research Foundation, Inc. (Gainesville, FL)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC36-00GO10594; FC36-99GO10476
Assignee:
University of Florida Research Foundation, Inc. (Gainesville, FL)
Patent Number(s):
8,119,367
Application Number:
12/256,155
OSTI ID:
1036512
Country of Publication:
United States
Language:
English

References (5)

Reidentification of Facultatively Alkaliphilic Bacillus sp. C-125 to Bacillus halodurans journal January 1999
Cloning and DNA sequencing of xyaA, a gene encoding an endo-beta-1,4-xylanase from an alkalophilic Bacillus strain (N137). journal January 1995
Microbial Strategies for the Depolymerization of Glucuronoxylan: Leads to Biotechnological Applications of Endoxylanases book August 2003
Bacteria engineered for fuel ethanol production: current status journal December 2003
Paenibacillus sp. Strain JDR-2 and XynA1: a Novel System for Methylglucuronoxylan Utilization journal February 2006