Rhea:RHEA:14007

Multi-step reaction: RHEA:24910 + RHEA:39967 + RHEA:39975.

2-oxobutanoate + L-cysteine + NH4+ => L,L-cystathionine + H2O

L-cystathionine dizwitterion[C7H14N2O4S] + H2O[H2O] = 2-Oxobutanoate[C4H6O3] + L-cysteine zwitterion[C3H7NO2S] + NH4+[NH4]

DB Links

  • EC Number: 4.4.1.1
  • Rhea: RHEA:14007
Alias

Metabolites

Substrates
metabolite compartment Structure
L-cystathionine dizwitterion

Formula: C7H14N2O4S 		Cytoplasm
H2O

Formula: H2O 		Cytoplasm
Products
metabolite compartment Structure
2-Oxobutanoate

Formula: C4H6O3		 Cytoplasm
L-cysteine zwitterion

Formula: C3H7NO2S		 Cytoplasm
NH4+

Formula: NH4		 Cytoplasm