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MUTANT DELTA-8 DESATURASE GENES ENGINEERED BY TARGETED MUTAGENESIS AND THEIR USE IN MAKING POLYUNSATURATED FATTY ACIDS
MUTANT DELTA-8 DESATURASE GENES ENGINEERED BY TARGETED MUTAGENESIS AND THEIR USE IN MAKING POLYUNSATURATED FATTY ACIDS
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机译:定向诱变产生的突变型DELTA-8脱氢酶基因及其在制备多不饱和脂肪酸中的用途
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摘要
The present invention relates to mutant Δ8 desaturase genes, which have the ability to convert eicosadienoic acid [20:2 ω-6, EDA] to dihomo-γ-linolenic acid [20:3, DGLA] and/or eicosatrienoic acid [20:3 ω-3, ETrA] to eicosatetraenoic acid [20:3 ω-3, ETA]. Isolated nucleic acid fragments and recombinant constructs comprising such fragments encoding Δ8 desaturase along with methods of making long-chain polyunsaturated fatty acids (PUFAs) using these mutant Δ8 desaturases in plants and oleaginous yeast are disclosed.
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