This enzyme belongs to the family of lyases, specifically the carboxy-lyases, which cleave carbon-carbon bonds. The systematic name of this enzyme class is oxalate carboxy-lyase (formate-forming). This enzyme is also called oxalate carboxy-lyase. This enzyme participates in glyoxylate and dicarboxylate metabolism.
Tanner A, Bowater L, Fairhurst SA, Bornemann S (2001). "Oxalate decarboxylase requires manganese and dioxygen for activity Overexpression and characterization of Bacillus subtilis YvrK and YoaN". J. Biol. Chem. 276 (47): 43627–34. PMID11546787. doi:10.1074/jbc.M107202200.