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US 9,790,481 B2Granted
Variant of D-psicose 3-epimerase and uses thereof
AssigneeRoquette Freres
InventorsPierre Lanos, Liuming Zhou, Min Jia, Wenli Zhang, Bo Jiang, Wanmeng Mu, Tao Zhang
Life of this patent
Estimating the term…
Abstract
The present invention relates to an improved variant of a D-psicose 3-epimerase and its uses.
Claims19
A variant of a parent D-psicose 3-epimerase selected from:
- a) SEQ ID NO:
- 2 with a G211S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 2 and having a Serine at position 211;
- b) SEQ ID NO:
- 5 with a G211S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 5 and having a Serine at position 211;
- c) SEQ ID NO:
- 6 with a G210S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 6 and having a Serine at position 210;
- d) SEQ ID NO:
- 7 with a G211S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 7 and having a Serine at position 211;
- e) SEQ ID NO:
- 8 with a G213S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 8 and having a Serine at position 213;
- f) SEQ ID NO:
- 9 with a G223S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 9 and having a Serine at position 223;
- or
- g) SEQ ID NO:
- 10 with a G213S substitution or an amino acid sequence having at least 90% identity with SEQ ID NO:
- 10 and having a Serine at position 213.
19 more elements
Dependencies are inferred from the claim text.