4.3.1.12 ADP stimulates 34265 4.3.1.12 ATP stimulates 34265 4.3.1.12 NAD+ 1 mol per mol of enzyme 34265 4.3.1.12 NAD+ required for maximal activity 34264, 34269, 34270, 34271, 34272 4.3.1.12 NAD+ stimulates 34270 4.3.1.12 NAD+ tightly bound 34265, 34266