factores de transcripcion Flashcards

1
Q

funcion de TFIIA

A

-estabiliza union TBP al DNA

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2
Q

Funcion del TFIIB

A

-se une al TBP
-mejora anclaje RNA pol II
-posiciona RNA pol II al incio de la transcripcion

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3
Q

TFIIF

A

-fija al RNA pol II al DNA

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4
Q

TFIIE

A

-Rgula la funcion del TIIFH

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5
Q

TFIIH

A

-helicasa, utiliza ATP para desenrrollar la docle helice
-expone DNA templete
-Fosforila ARN pol II (activarndolo)

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6
Q

TFIID

A

primera proteina que se una al ADN durante la preiniciacion de la transcripcion de ARN pol II

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