Ciclo de Krebs
Ciclo de Krebs
Ciclo de Krebs
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*<br />
+ Ca 2+, Mg 2+<br />
malato<br />
fumarato<br />
succinato<br />
Etapas que requerem coenzima<br />
oxidada (NAD+ ou FAD)<br />
Regulação do <strong>Ciclo</strong> <strong>de</strong> <strong>Krebs</strong><br />
*<br />
*<br />
oxaloacetato<br />
piruvato<br />
*<br />
Acetil-CoA<br />
Succinil<br />
CoA<br />
-<br />
(piruvato <strong>de</strong>sidrogenase)<br />
ATP, Acetil-CoA, NADH<br />
- ATP<br />
citrato<br />
(citrato sintase)<br />
cis-aconitato<br />
ATP aumenta o K M da<br />
citrato sintase para acetil-<br />
CoA<br />
isocitrato<br />
- ATP<br />
+<br />
α-cetoglutarato<br />
ADP, Ca2+ (isocitrato<br />
<strong>de</strong>sidrogenase)<br />
(α-cetoglutarato<br />
-<br />
+ Ca<br />
Succinil-CoA<br />
NADH, GTP, ATP<br />
<strong>de</strong>sidrogenase)<br />
2+<br />
*<br />
*