Regulatory elements W box, X box, Y box, CCAAT box and TATA-like box which were associated with the expression of structural gene were found in all the URR sequences.
这些序列中均存在与基因表达调控有关的W BOX、X box、Y BOX、CCAAT box以及类TATA Box调控元件,且遵循严格的空间顺序。
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