TFIIF
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Transcription factor II F (TFIIF) is one of several general transcription factors that make up the
RNA polymerase II RNA polymerase II (RNAP II and Pol II) is a multiprotein complex that transcribes DNA into precursors of messenger RNA (mRNA) and most small nuclear RNA (snRNA) and microRNA. It is one of the three RNAP enzymes found in the nucleus of euka ...
preinitiation complex. TFIIF is encoded by the , , and genes. TFIIF binds to
RNA polymerase II RNA polymerase II (RNAP II and Pol II) is a multiprotein complex that transcribes DNA into precursors of messenger RNA (mRNA) and most small nuclear RNA (snRNA) and microRNA. It is one of the three RNAP enzymes found in the nucleus of euka ...
when the enzyme is already unbound to any other transcription factor, thus preventing it from contacting DNA outside the promoter. Furthermore, TFIIF stabilizes the RNA polymerase II while it's contacting TBP and TFIIB.


See also

* TFIIA * TFIIB * TFIID * TFIIE * TFIIH


References


External links

* Molecular genetics Proteins Gene expression Transcription factors {{genetics-stub