(为了研究的方便,我们将转录的起始核苷酸定为 +1,其5'端的序列称为上游序列(upstream sequence),用-1, -2..
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...生物启动子功能的顺 式作用元件（ 式作用元件（DNA DNA序列） 序列） 5）增强子Enhancers称远上游序列（far upstream seguence） 特点是： 具有远距离转录增强效应。 无方向性 顺式式调节 无物种和基因的特异性 具有组织的特异性。
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远上游序列 far upstream sequence
又称远端上游序列 far upstream sequence
保存的上游序列 conserved upstream sequences
上游序列元素 upstream sequence element
上游激活序列 [遗] upstream activating sequence ; upstream activator sequences ; UAS ; upstream activating seguences UASs
上游阻抑序列 upstream repressing sequence
上游表达序列 upstream expressing sequence
上游调控序列 upstream regulation sequence ; upstream regulatory region ; URR
或上游激活序列 uptreamactivatingsequence ; UAS
目的探讨白念珠菌耐药基因CDR1基因上游调控序列对氟康唑耐药的影响。
Objective To appraise the relationship between fluconazole resistance and expression of the CDR1 gene upstream regulation sequence.
方法：检索并分析釉原蛋白基因的上游调控序列。
METHODS: The upstream regulation sequences of amelogenin gene were retrieved and analyzed.
方法：将基因内翻译起始序列合成后克隆到上游含有起始密码和无起始密码的报告质粒中，研究表达水平的差异。
Methods:One of the three internal translation initiation region(TIR) was chemically synthesized and cloned into the report plasmid, and the expression of the report gene was studied.
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