CATH Classification

Domain Context

CATH Clusters

Superfamily 1.10.1220.110
Functional Family

Enzyme Information

1.1.3.17
Choline oxidase.
based on mapping to UniProt Q7X2H8
Choline + 2 O(2) + H(2)O = betaine + 2 H(2)O(2).
-!- In many bacteria, plants and animals, the osmoprotectant betaine is synthesized using different enzymes to catalyze the conversion of (1) choline into betaine aldehyde and (2) betaine aldehyde into betaine. -!- In plants, the first reaction is catalyzed by EC 1.14.15.7, whereas in animals and many bacteria, it is catalyzed by either EC 1.1.99.1 or EC 1.1.3.17. -!- The enzyme involved in the second step, EC 1.2.1.8, appears to be the same in those plants, animals and bacteria that use two separate enzymes.

UniProtKB Entries (1)

Q7X2H8
CHOX_ARTGO
Arthrobacter globiformis
Choline oxidase

PDB Structure

PDB 4MJW
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structure of choline oxidase in complex with the reaction product glycine betaine.
Salvi, F., Wang, Y.F., Weber, I.T., Gadda, G.
Acta Crystallogr.,Sect.D
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