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Catalysis of the breakage of a carbon-oxygen bond. Catalysis of the cleavage of a carbon-oxygen bond by elimination of water. Catalysis of the reaction: L-serine + L-homocysteine = cystathionine + H2O.

View Gene Ontology (GO) Term

GO TERM SUMMARY
Name: cystathionine beta-synthase activity
Acc: GO:0004122
Aspect: Molecular Function
Desc: Catalysis of the reaction: L-serine + L-homocysteine = cystathionine + H2O.
Synonyms:
  • beta-thionase activity
  • L-serine hydro-lyase (adding homocysteine)
  • L-serine hydro-lyase (adding homocysteine; L-cystathionine-forming)
  • methylcysteine synthase activity
  • serine sulfhydrase activity
  • serine sulfhydrylase activity
Proteins in PDR annotated with:
   This term: 18 [Search]
   Term or descendants: 18 [Search]


[geneontology.org]
INTERACTIVE GO GRAPH

GO:0004122 - cystathionine beta-synthase activity (interactive image map)
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