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MED A2021 - SF1 EXAM 2 > TABLEAU 1 BIOCHEM > Flashcards

TABLEAU 1 BIOCHEM Flashcards

1
Q

enzymes du métabolisme du glycogène

A
  • glycogène synthase

- glycogène phosphorylase

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2
Q

controle de la glycogène synthase (+) et mécanisme

A
  • insuline (MC)
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3
Q

controle de la glycogène synthase (-) et mécanisme

A
  • glucagon (MC)

- adrénaline (MC)

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4
Q

controle de la glycogène phosphorylase (+) et mécanisme

A
  • glucagon (MC)

- adrénaline (MC)

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5
Q

controle de la glycogène phosphorylase (-) et mécanisme

A
  • insiuline (MC)
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6
Q

enzymes de la glycolyse

A
  • glucokinase (hexokinase)
  • PFK
  • pyruvate kinase
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7
Q

controle de la glucokinase (+) et mécanisme

A
  • insuline (ind)
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8
Q

controle de la glucokinase (-) et mécanisme

A
  • glucagon (représession)
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9
Q

controle de la PFK (+) et mécanisme

A
  • insuline (ind)

- AMP (allostérique)

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10
Q

controle de la PFK (-) et mécanisme

A
  • citrate (all)
  • ATP (all)
  • glucagon (rep)
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11
Q

enzyme de la transformation du pyruvate en Acétyl-CoA

A
  • pyruvate déshydrogénase
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12
Q

controle de la pyruvate déshydrogénase (+)

A
  • insuline
  • NAD+
  • CoA-SH
  • ADP
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13
Q

controle de la pyruvate déshydrogénase (-)

A
  • NADH
  • Acétyl-CoA
  • ATP
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14
Q

enzymes de la néoglucogénèse

A
  • pyruvate carboxylase
  • fructose-1,6-bisphosphatase
  • glucose-6-phosphatase
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15
Q

controle de la pyruvate carboxylase (+) et mécanisme

A
  • glucagon (ind)
  • adrénlaine
  • acétyl-CoA
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16
Q

controle de la pyruvate carboxylase (-) et mécanisme

A
  • insuline (rep)
17
Q

controle de la fructose-1,6-bisphosphatase (+) et mécanisme

A
  • glucagon (ind)
  • adrénaline
  • glucocorticoides
18
Q

controle de la fructose-1,6-bisphosphatase (-) et mécanisme

A
  • insuline (rep)
19
Q

controle de la glucose-6-phosphatase (+) et mécanisme

A
  • glucagon (ind)
  • adrénaline
  • glucocorticoides
20
Q

controle de la glucose-6-phosphatase (-) et mécanisme

A
  • insuline (rep)
21
Q

enzymes de la voie des pentoses

A
  • glucose-6-déshydrogénase
22
Q

controle de la glucose-6-déshydrogénase (+) et mécanisme

A
  • insuline (induction_
23
Q

enzymes de la lipogénèse et cholestérogénèse

A
  • acétyl-coa carboxylase
  • acide gras synthase
  • HMG-CoA reductase
24
Q

controle de la acétyl-coa carboxylase (+)

A
  • insuline

- citrate

25
Q

controle de la acétyl-coa carboxylase (-)

A
  • acyl-CoA

- glucagon

26
Q

controle de la acide gras synthase (+)

27
Q

controle de la HMG-CoA reductase (+)

28
Q

controle de la HMG-CoA reductase (-)

A
  • glucagon
  • cholestréol (allostérique)
  • mévalonate

MED A2021 - SF1 EXAM 2 (10 decks)

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