1.4.1.3 77 - NH4+ 500 mM Tris-HCl, pH 7.2 391609 1.4.1.3 100 - NH3 biphasic Lineweaver-Burk plot suggests 2 Km values 391615 1.4.1.3 106 - NH4+ glutamate dehydrogenase 1, 12.5 mM 2-oxoglutarate 391607 1.4.1.3 115.1 - NH4+ glutamate dehydrogenase 1, 0.2 mM NADH 391607 1.4.1.3 160 - NH4+ 50 mM Tris-HCl, pH 7.2 391609