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US 11,753,646 B2Granted
Fructose-4-epimerase and method of producing tagatose using the same
AssigneeCj Cheiljedang Corporation
InventorsYoung Mi Lee, Eul-Soo Park, Il Hyang Park, Sun Mi Shin, Sung Jae Yang, Ran Young Yoon, Eun Jung Choi, Seong Bo Kim, Seung Won Park
Life of this patent
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Abstract
Provided are a tagatose-bisphosphate aldolase variant having tagatose conversion activity, and a method of preparing tagatose using the same.
Claims8
A fructose-4-epimerase variant comprising the amino acid sequence of SEQ ID NO:1 with one or more amino acid substitutions, wherein the variant includes an amino acid sequence having at least 90% sequence identity to the amino acid sequence of SEQ ID NO:
- 1, wherein the one or more amino acid substitutions are selected from the group consisting of amino acids at positions of 8, 20, 23, 25, 26, 29, 45, 51, 53, 63, 86, 91, 97, 110, 133, 144, 146, 151, 155, 167, 172, 173, 174, 181, 191, 239, 263, 266, 285, 294, 298, 308, 315, 316, 317, 323, 336, 347, 359, 367, 385, 386, 388, 389, 410, 414, and 417 in the amino acid sequence of SEQ ID NO:
- 1.
Dependencies are inferred from the claim text.