Ketose 3-epimerase with improved thermal stability
US11104893B2 · kind B2 · utility
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Key dates
| Filing date | Jan 24, 2019 |
| Grant date | Aug 31, 2021 |
| Priority date | — |
| Expiry date | Jan 24, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12Y501/03
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
It is found that a variant enzyme with an improved thermal stability can be obtained by substituting a specific amino acid in the amino acid sequence of a ketose 3-epimerase originated from Arthrobacter globiformis and that D-psicose can be efficiently produced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.