Method of providing a hybrid polypeptide exhibiting an activity of interest
    2.
    发明授权
    Method of providing a hybrid polypeptide exhibiting an activity of interest 失效
    提供表现出感兴趣活性的杂合多肽的方法

    公开(公告)号:US06270968B1

    公开(公告)日:2001-08-07

    申请号:US09189060

    申请日:1998-11-05

    Abstract: A method for providing a hybrid polypeptide having an activity of interest, by i) performing PCR amplification using an uncharacterized DNA sample and oligonucleotide primers with homology to one or more known genes encoding a polypeptide exhibiting said activity of interest, to obtain one or more PCR products, ii) linking the obtained PCR products to a 5′ structural gene sequence and a 3′ structural gene sequence, wherein the 5′ and 3′ structural gene sequences are derived from one or more genes encoding a polypeptide exhibiting said activity of interest, to form hybrid DNA sequences, iii) expressing the resulting hybrid DNA sequences, and iv) screening the hybrid polypeptides to identify a sequence encoding a polypeptide exhibiting said activity of interest or a related activity.

    Abstract translation: 一种用于提供具有感兴趣活性的杂交多肽的方法,其通过以下步骤:i)使用未表征的DNA样品进行PCR扩增和与编码显示所述目的活性的多肽的一种或多种已知基因同源的寡核苷酸引物,以获得一种或多种PCR 产品,ii)将获得的PCR产物连接到5'结构基因序列和3'结构基因序列,其中5'和3'结构基因序列衍生自编码显示所述目标活性的多肽的一个或多个基因, 以形成杂交DNA序列,iii)表达所得的杂交DNA序列,和iv)筛选杂合多肽以鉴定编码显示所述目的活性或相关活性的多肽的序列。

    Yeast promoters suitable for expression cloning in yeast and heterologous expression of proteins in yeast
    4.
    发明授权
    Yeast promoters suitable for expression cloning in yeast and heterologous expression of proteins in yeast 有权
    酵母启动子适用于酵母中的表达克隆和蛋白质在酵母中的异源表达

    公开(公告)号:US06265185B1

    公开(公告)日:2001-07-24

    申请号:US09174768

    申请日:1998-10-19

    CPC classification number: C12N15/81 C07K14/39 C12N15/815

    Abstract: Novel yeast promoters for either EF1-alpha protein or ribosomal protein S7 gene suitable for expression cloning in yeast and heterologous expression of proteins in yeast. The yeast promoters are preferably active in the pH range 4-11 without peptone and obtained from the yeast strain Yarrowia lipolytica.

    Abstract translation: 用于酵母中表达克隆的EF1-α蛋白或核糖体蛋白S7基因的新型酵母启动子,酵母中蛋白质的异源表达。 酵母启动子优选在4-11的pH范围内是无活性的,不经蛋白胨从酵母菌株解脂耶氏酵母(Yarrowia lipolytica)获得。

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