CATH Classification

Domain Context

CATH Clusters

Superfamily 3.10.450.50
Functional Family

Enzyme Information

5.3.3.1
Steroid Delta-isomerase.
based on mapping to UniProt P07445
A 3-oxo-Delta(5)-steroid = a 3-oxo-Delta(4)-steroid.

UniProtKB Entries (1)

P07445
SDIS_PSEPU
Pseudomonas putida
Steroid Delta-isomerase

PDB Structure

PDB 3CPO
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Testing geometrical discrimination within an enzyme active site: constrained hydrogen bonding in the ketosteroid isomerase oxyanion hole
Sigala, P.A., Kraut, D.A., Caaveiro, J.M.M., Pybus, B., Ruben, E.A., Ringe, D., Petsko, G.A., Herschlag, D.
J.Am.Chem.Soc.
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