Cystathionine gamma-lyase (or cystathionase) is an enzyme which breaks down cystathionine into cysteine and α-ketobutyrate. Pyridoxal phosphate is a prosthetic group of this enzyme.

[edit] Pathology

Cysteine metabolism. Cystathionase catalyzes the lower reaction.

An deficiency is associated with cystathioninuria.

[edit] See also

• Cysteine metabolism

[edit] External links

• MeSH Cystathionine+gamma-lyase