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US 9,637,761 B2Granted
Recombinant microorganism metabolizing 3,6-anhydride-L-galactose and a use thereof
AssigneeKorea University Research and Business Foundation
InventorsKyoung Heon Kim, In-Geol Choi, Eun-Ju Yun, Sae Young Lee, Hee Taek Kim
Life of this patent
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Abstract
The present invention relates to a recombinant microorganism metabolizing 3,6-anhydro-L-galactose and a use thereof, and, more particularly, can produce ethanol from a recombinant microorganism expressing an enzyme group involved in a metabolic pathway of 3,6-AHG.
Claims9
A recombinant vector for producing ethanol, comprising:
- a polynucleotide encoding 3,6-anhydro-L-galactose dehydrogenase comprising the sequence of SEQ ID NO:
- 1;
- a polynucleotide encoding 3,6-anhydrogalactonic acid cycloisomerase comprising a sequence selected from the group consisting of:
- SEQ ID Nos:
- 3, 5 and 7;
- a polynucleotide encoding 2-keto-3-deoxy-galactonic acid kinase comprising the sequence of SEQ ID NO:
- 9;
- and
- a polynucleotide encoding 2-keto-3-deoxy-phosphogalactonic acid aldolase comprising the sequence of SEQ ID NO. 11.
6 more elements
A recombinant microorganism for producing ethanol, which is transformed by:
- a polynucleotide encoding 3,6-anhydro-L-galactose dehydrogenase comprising the sequence of SEQ ID NO:
- 1;
- a polynucleotide encoding 3,6-anhydrogalactonic acid cycloisomerase comprising a sequence selected from the group consisting of SEQ ID Nos:
- 3, 5 and 7;
- a polynucleotide encoding 2-keto-3-deoxy-galactonic acid kinase comprising the sequence of SEQ ID NO:
- 9;
- and
- a polynucleotide encoding 2-keto-3-deoxy-phosphogalactonic acid aldolase comprising the sequence of SEQ ID NO:
- 11.
6 more elements
Dependencies are inferred from the claim text.