Reaction state_transition re656 
 
Fe-S protein:SDHC:SDHD:flavoprotein@mitochondrial matrix 
  + ubiquinone@mitochondrial matrix 
  → Fe-S protein:SDHC:SDHD:flavoprotein@mitochondrial matrix 
  + ubiquinol@mitochondrial matrix 
 
Reaction regulators:
- Catalysis
 - Fe-S protein:SDHC:SDHD:flavoprotein@mitochondrial matrix