[原创]酵母双杂交系统
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">产品介绍：</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">这个双杂交系统提供了一个高技术和巧妙的方法来研究蛋白相互作用，另外，能表现出蛋白相互作用时的结构域、氨基酸残基和必须的条件，最终可确定新的蛋白，这种筛选能力使其成为基因发现和功能分析的强大工具。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">这个系统简化和加快了筛选过程，它将报告蛋白</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">GFP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">和</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">LexA</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">蛋白结合起来构建了酵母双杂交系统。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">蛋白的相互作用，导致了两个报告基因（</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">LEU2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">营养筛选基因和</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">GFP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">基因）的表达，</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">LEU2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">的表达，使酵母可以在缺少亮氨酸的培养基上生长，而</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">GFP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">基因的表达，则可使酵母在紫外光下发出绿色荧光。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 15.75pt; mso-char-indent-count: 1.5;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">使用绿色荧光蛋白</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">GFP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">作为报告元件避免了费时的</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">β-</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">半乳糖苷酶检测，特殊的</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><font face="Times New Roman">GFP</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">变异体由</span><span lang="EN-US" style="COLOR: black;"><font face="Times New Roman">pGNG1</font></span><span style="COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">质粒表达的，它比野生型</span><span lang="EN-US" style="COLOR: black;"><font face="Times New Roman">GFP</font></span><span style="COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">发出的荧光要强</span><span lang="EN-US" style="COLOR: black;"><font face="Times New Roman">18</font></span><span style="COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">倍，两种蛋白相互作用的酵母菌落发出的绿色荧光可以很容易的被检测出来。</span><span lang="EN-US" style="COLOR: black;"><p></p></span></p>
页:
[1]