has role has functional parent nicotinic acid nicotinamide CHEBI:17154 A pyridinecarboxamide that is pyridine in which the hydrogen at position 3 is replaced by a carboxamide group. geroprotector vitamin B3 antioxidant renoprotective agent cofactor pyridinecarboxamide pyridine alkaloid pyridinemonocarboxylic acid antidepressant antineoplastic agent immunosuppressive agent antiglaucoma drug antipsoriatic EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor neuroprotective agent anti-inflammatory agent Sir2 inhibitor mouse metabolite Saccharomyces cerevisiae metabolite anti-anaemic agent Escherichia coli metabolite human urinary metabolite