这个词是什么意思？
A conserved A-T rich sequence which is contained in promoters for RNA polymerase II. The segment is seven base pairs long and the nucleotides most commonly found are TATAAAA.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D016385 · MeSH 2026。
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