modifications queue N histones Flashcards by julia toumaki | Brainscape

Q

acétylation

A

charge + sur lysine des histones
perte interaction avec ADN (-)
ADN se détache
décondense ADN = ++ transcription

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Q

phosphorylation

A

gp sur sérines
neutralise (+) de lys et arg
répulsion de ADN

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Q

méthylation/ubiquitination

A

histone compatible avec autres prot
recrute autres prot
possibilités ++++

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