3r31 is a 2 chain structure with sequence from Agrobacterium fabrum str. C58. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
BETB_AGRFC Involved in the biosynthesis of the osmoprotectant glycine betaine. Catalyzes the irreversible oxidation of betaine aldehyde to the corresponding acid.[HAMAP-Rule:MF_00804]