Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g23230	May catalyze nicotinamide deamidation in the NAD⁺ salvage pathway.	No verified direct reference in this release
Arabidopsis	At5g23220	Catalyzes the deamidation of nicotinamide, an early step in the NAD(+) salvage pathway.	No verified direct reference in this release