Variant of O-phosphoserine exporter and method of producing O-phosphoserine, cysteine, and its derivatives using the same
US10696990B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Sep 9, 2016 |
| Grant date | Jun 30, 2020 |
| Priority date | — |
| Expiry date | Sep 9, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12R2001/19
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
The present disclosure relates to a novel polypeptide having O-phosphoserine (OPS) exporting activity, a polynucleotide encoding the polypeptide, a microorganism expressing the polypeptide, a method for producing OPS using the microorganism, and a method for producing cysteine or a derivative thereof comprising reacting the O-phosphoserine produced by the same with a sulfide, in the presence of O-phosphoserine sulfhydrylase (OPSS) or a microorganism expressing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.