| 单词 | tata box |
| 释义 | TATA boxTATA box[′tä‚tä ‚bäks or ¦tē¦ā¦tē′ā ‚bäks]TATA boxTATA boxTATA boxorHogness boxa short CONSENSUS SEQUENCE generally to be found in the PROMOTOR in EUKARYOTES. The sequence consists of seven or eight NUCLEOTIDES: 5′-TATA(A/T)A(A/T)-3′. It is located about 25 to 30 base pairs UPSTREAM of the start of the TRANSCRIPTION site and serves as a binding site for RNA POLYMERASE. It is similar to the PRIBNOW BOX in PROKARYOTES. |
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