Compositions and methods for increased ethanol production from biomass
US9862975B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2015 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Sep 18, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/10
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
The present application discloses the identification of the novel K. marxianus xylose transporter genes KHT105 and RAG4, as well as the identification of a novel set of I. orientalis pentose phosphate pathway genes The present application further discloses a series of genetically modified yeast cells comprising various combinations of arabinose fermentation pathways, xylose fermentation pathways, pentose phosphate pathways, and/or xylose transporter genes, and methods of culturing these cells to produce ethanol in fermentation media containing xylose.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.