1.7.1.2 NAD(P)H + nitrate - Ankistrodesmus braunii NAD(P)+ + nitrite + H2O - ? 139601 1.7.1.2 hexahydro-1,3,5-trinitro-1,3,5-triazine + NADPH - Aspergillus niger hexahydro-1-nitroso-3,5-dinitro-1,3,5-triazine + NADP+ hexahydro-1-nitroso-3,5-dinitro-1,3,5-triazine is the first reduced product formed by a two-electron reduction mechanism. Subsequent reduction of hexahydro-1-nitroso-3,5-dinitro-1,3,5-triazine followed by rapid ring cleavage gives methylenedinitramine which in turn decomposes in water to N2O, NH4+ and HCHO ? 376946 1.7.1.2 NADPH + nitrate - Aspergillus niger NADP+ + nitrite - ? 377337 1.7.1.2 NAD(P)H + nitrate - Chlamydomonas reinhardtii NAD(P)+ + nitrite + H2O - ? 139601 1.7.1.2 NAD(P)H + nitrate - Chlorella variegata NAD(P)+ + nitrite + H2O - ? 139601 1.7.1.2 nitrate + NADH + H+ - Chlorella variegata nitrite + NAD+ + H2O - r 374040 1.7.1.2 NAD(P)H + nitrate - Chlorolobion braunii NAD(P)+ + nitrite + H2O - ? 139601 1.7.1.2 NAD(P)H + nitrate - Cyanidium caldarium NAD(P)+ + nitrite + H2O - ? 139601 1.7.1.2 NAD(P)H + nitrate - Glycine max NAD(P)+ + nitrite + H2O - ? 139601 1.7.1.2 NAD(P)H + nitrate - Hordeum vulgare NAD(P)+ + nitrite + H2O - ? 139601