KEGG   REACTION: R01283
Entry
R01283                      Reaction                               
Name
L-homocysteine hydrogen-sulfide-lyase (deaminating; 2-oxobutanoate-forming)
Definition
L-Homocysteine + H2O <=> Hydrogen sulfide + Ammonia + 2-Oxobutanoate
Equation
C00155 + C00001 <=> C00283 + C00014 + C00109
Comment
multi-step reaction (see R08633+R08637)
Reaction class
RC00487  C00109_C00155
RC02814  C00155_C00283
Enzyme
4.4.1.2
Pathway
rn00920  Sulfur metabolism
rn01100  Metabolic pathways
Brite
Enzymatic reactions [BR:br08201]
 4. Lyase reactions
  4.4  Carbon-sulfur lyases
   4.4.1  Carbon-sulfur lyases (only sub-subclass identified to date)
    4.4.1.2
     R01283  L-Homocysteine + H2O <=> Hydrogen sulfide + Ammonia + 2-Oxobutanoate
Orthology
K17217  cystathionine gamma-lyase / homocysteine desulfhydrase [EC:4.4.1.1 4.4.1.2]
Other DBs
RHEA: 14504

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Chemical reaction (1)   
   SABIO-RK (1)   
All databases (1)   

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