CATH Classification

Domain Context

CATH Clusters

Superfamily Enolase-like, N-terminal domain
Functional Family

Enzyme Information

5.5.1.27
D-galactarolactone cycloisomerase.
based on mapping to UniProt A9CEQ8
(1) D-galactaro-1,4-lactone = 5-dehydro-4-deoxy-D-glucarate. (2) D-glucaro-1,4-lactone = 5-dehydro-4-deoxy-D-glucarate.
-!- The enzyme, characterized from the bacterium Agrobacterium fabrum strain C58, is involved in degradation of D-galacturonate and D-glucuronate. -!- Activity with D-galactaro-1,4-lactone is 4-fold higher than with D-glucaro-1,4-lactone.

UniProtKB Entries (1)

A9CEQ8
GCI_AGRFC
Agrobacterium fabrum str. C58
D-galactarolactone cycloisomerase

PDB Structure

PDB 4GGB
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Purification, crystallization and structural elucidation of D-galactaro-1,4-lactone cycloisomerase from Agrobacterium tumefaciens involved in pectin degradation.
Vetting, M.W., Bouvier, J.T., Gerlt, J.A., Almo, S.C.
Acta Crystallogr.,Sect.F
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