DELTA-15 DESATURASE GENES SUITABLE FOR INCREASING LEVELS OF OMEGA-3 FATTY ACIDS
    17.
    发明申请
    DELTA-15 DESATURASE GENES SUITABLE FOR INCREASING LEVELS OF OMEGA-3 FATTY ACIDS 审中-公开
    适用于增加OMEGA-3脂肪酸水平的DELTA-15去饱和基因

    公开(公告)号:US20130006004A1

    公开(公告)日:2013-01-03

    申请号:US13611554

    申请日:2012-09-12

    CPC classification number: C12N9/0083 C12N15/8247 C12P7/6427 C12P7/6472

    Abstract: The present invention relates to fungal Δ-15 fatty acid desaturases that are able to catalyze the conversion of linoleic acid (18:2, LA) to alpha-linolenic acid (18:3, ALA). Nucleic acid sequences encoding the desaturases, nucleic acid sequences which hybridize thereto, DNA constructs comprising the desaturase genes, and recombinant host plants and microorganisms expressing increased levels of the desaturases are described. Methods of increasing production of specific omega-3 and omega-6 fatty acids by over-expression of the Δ-15 fatty acid desaturases are also described herein.

    Abstract translation: 本发明涉及能够催化亚油酸(18:2,LA)转化为α-亚麻酸(18:3,ALA)的真菌和Dgr-15脂肪酸去饱和酶。 描述了编码去饱和酶的核酸序列,与其杂交的核酸序列,包含去饱和酶基因的DNA构建体和表达增加的去饱和酶水平的重组宿主植物和微生物。 本文还描述了通过过量表达&Dgr-15脂肪酸去饱和酶来增加特定ω-3和ω-6脂肪酸的产生的方法。

    Δ-9 elongases and their use in making polyunsaturated fatty acids
    18.
    发明授权
    Δ-9 elongases and their use in making polyunsaturated fatty acids 有权
    &Dgr; -9延伸酶及其在制备多不饱和脂肪酸中的应用

    公开(公告)号:US08298797B2

    公开(公告)日:2012-10-30

    申请号:US12825523

    申请日:2010-06-29

    Abstract: The present invention relates to Δ9 elongases, which have the ability to convert linoleic acid (LA; 18:2 ω-6) to eicosadienoic acid (EDA; 20:2 ω-6) and/or α-linolenic acid (ALA; 18:3 ω-3) to eicosatrienoic acid (ETrA; 20:3 ω-3). Isolated nucleic acid fragments and recombinant constructs comprising such fragments encoding Δ9 elongases along with a method of making long-chain polyunsaturated fatty acids (PUFAs) using these Δ9 elongases in oleaginous yeast are disclosed.

    Abstract translation: 本发明涉及具有将亚油酸(LA; 18:2ω-6)转化成二十碳烯酸(EDA;20:2ω-6)和/或α-亚麻酸(ALA)的能力的Dgr。 ; 18:3ω-3)至二十碳三烯酸(ETrA; 20:3ω-3)。 公开了分离的核酸片段和重组构建体,其包含编码'Dgr。9延伸酶的这种片段以及在含油酵母中使用这些&Dgr.9延伸酶制备长链多不饱和脂肪酸(PUFA)的方法。

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