Activating Compound | Comment | Organism | Structure |
---|---|---|---|
dithiothreitol | - |
Bos taurus |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
1-phenylimidazole | reversible inhibition of endothelial enzyme, competitive versus L-arginine and tetrahydrobiopterin, no inhibition of cytochrome c reduction | Bos taurus | |
7-nitroindazole | reversible inhibition of endothelial enzyme, competitive versus tetrahydrobiopterin, no inhibition of cytochrome c reduction | Bos taurus | |
imidazole | inhibition of the endothelial enzyme, competitive versus L-arginine, no inhibition of cytochrome c reduction | Bos taurus |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | required | Bos taurus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Bos taurus | - |
- |
- |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
endothelium | constitutive, from pulmonary artery | Bos taurus | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
2 L-arginine + 3 NADPH + 4 O2 + 3 H+ | - |
Bos taurus | 2 L-citrulline + 2 NO + 3 NADP+ + 4 H2O | - |
? |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
5,6,7,8-tetrahydro-L-biopterin | stimulates | Bos taurus | |
Calmodulin | dependent on, endothelial enzyme | Bos taurus | |
NADPH | - |
Bos taurus |
Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|
0.0008 | - |
7-nitroindazole | - |
Bos taurus | |
0.05 | - |
imidazole | - |
Bos taurus | |
0.05 | - |
1-phenylimidazole | - |
Bos taurus |