Cystathionine is formed from homocysteine and serine

Stable Identifier
R-HSA-1614524
Type
Reaction [transition]
Species
Homo sapiens
Compartment
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The first step of homocysteine conversion to cysteine is catalyzed by cystathionine beta-lyase, which adds a serine molecule to the substrate. The enzyme is a tetramer with two heme molecules as cofactor (Janosik et al. 2001).

Literature References
Participants
Participant Of
Catalyst Activity
Catalyst Activity
Title
cystathionine beta-synthase activity of CBS tetramer [cytosol]
Physical Entity
Activity
Orthologous Events
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Created