CATH Classification

Domain Context

CATH Clusters

Superfamily 3.40.50.1100
Functional Family Cystathionine beta-synthase

Enzyme Information

4.2.1.22
Cystathionine beta-synthase.
based on mapping to UniProt P35520
L-serine + L-homocysteine = L-cystathionine + H(2)O.
-!- A multifunctional enzyme: catalyzes beta-replacement reaction between L-serine, L-cysteine, cysteine thioethers or some other beta- substituted alpha-L-amino acids and a variety of mercaptans. -!- Formerly EC 4.2.1.21.

UniProtKB Entries (1)

P35520
CBS_HUMAN
Homo sapiens
Cystathionine beta-synthase

PDB Structure

PDB 4PCU
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural insight into the molecular mechanism of allosteric activation of human cystathionine beta-synthase by S-adenosylmethionine.
Ereno-Orbea, J., Majtan, T., Oyenarte, I., Kraus, J.P., Martinez-Cruz, L.A.
Proc.Natl.Acad.Sci.USA
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