histones Flashcards

1
Q

nucléosome

A

ADN + 8 histones

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2
Q

pdb de nucléosome

A

146

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3
Q

types histones nucléosomes

A

H2A
H2B
H3
H4

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4
Q

histone H1

A

stabilise ADN sort de nucléosomes = fibre 30 nm
(5e type)

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5
Q

régions histones

A
  1. queue N terminale variable
  2. partie C terminale conservée
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6
Q

queue N

A

régulation liaison histone avec ADN
sort nucléosome = modifié par enzymes

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7
Q

partie C

A

assemblage nucléosome

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