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 1K41
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Maintenance of alpha-helical structures by phenyl rings in the active-site tyrosine triad contributes to catalysis and stability of ketosteroid isomerase from Pseudomonas putida biotype B
Nam, G.H., Jang, D.S., Cha, S.S., Lee, T.H., Kim, D.H., Hong, B.H., Yun, Y.S., Oh, B.H., Choi, K.Y.
Biochemistry