Ciclo de Krebs

Question 1

Productos

Answer 1

3NADH—-2.5 ATP
1FADH—-1.5 ATP
1GTP—-1 ATP

10 ATP

Question 2

Acetil-CoA+Oxaloacetato

Answer 2

citrato

enzima citrato sintasa

Question 3

citrato pasa a

Answer 3

cis-aconitato

enzima—aconitasa

Question 4

cis-aconitato pasa a

Answer 4

isocitrato

enzima—-aconitasa

Question 5

isocitrato pasa a

Answer 5

oxalosuccinato

enzima—–isocitrato deshidrogenasa

Question 6

oxalosuccinato

Answer 6

Alfa-cetoglutarato

enzima—–isocitrato deshidrogenasa

NAD pasa a NADH

Question 7

Alfa-cetoglutarato pasa a:

Answer 7

Succinil-CoA

enzima: alfa-cetoglutarato deshidrogenasa

NAD——NADH

Question 8

Succinil-CoA pasa a:

Answer 8

succinato

enzima: succinato tioquinasa

GDP——GTP

Question 9

Succinato pasa a:

Answer 9

Fumarato:

enzima—– Succinato deshidrogenasa

FAD—–FADH2

Question 10

Fumarato pasa a:

Answer 10

malato

enzima: fumarasa

Question 11

Malato pasa a:

Answer 11

oxaloacetato

enzima: malato deshidrogenasa

NAD—–NADH

Question 12

Piruvato pasa a

Answer 12

Acetil-CoA

enzima: piruvato deshidrogenasa

Se añade un -CoA

NAD—-NADH

Question 13

El ciclo de Krebs es aerobio/anaerobio

Answer 13

aerobio

Question 14

El ciclo de krebs ocurre

Answer 14

En la matriz mitocondrial, membrana interna y crestas mitocondriales

Question 15

Cofactores de alfa-cetoglutarato

Answer 15

-Tiamina B1
- Ácido Lipólico
- CoA (Pantotenato B5)
- FAD+
- NAD+

Question 16

Reactivo limitante

Answer 16

Isocitrato deshidrogenasa

Question 17

Reacciones irreversibles

Answer 17

1. enzima citrato sintasa
2. isocitrato deshidrogenasa
3. alfa-cetoglutarato deshidrogenasa
4. malato deshidrogenasa