CATH Classification

Domain Context

CATH Clusters

Superfamily 3.40.50.1100
Functional Family Cysteine synthase

Enzyme Information

2.5.1.47
Cysteine synthase.
based on mapping to UniProt P0A1E3
O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate.
-!- Some alkyl thiols, cyanide, pyrazole and some other heterocyclic compounds can act as acceptors. -!- Not identical with EC 2.5.1.51, EC 2.5.1.52 and EC 2.5.1.53. -!- Formerly EC 4.2.99.8.

UniProtKB Entries (1)

P0A1E3
CYSK_SALTY
Salmonella enterica subsp. enterica serovar Typhimurium str. LT2
Cysteine synthase A

PDB Structure

PDB 1D6S
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Ligand binding induces a large conformational change in O-acetylserine sulfhydrylase from Salmonella typhimurium.
Burkhard, P., Tai, C.H., Ristroph, C.M., Cook, P.F., Jansonius, J.N.
J.Mol.Biol.