Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Mn2+ | strong inhibition at 3.75 mM | Alcaligenes faecalis |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | the addition of 3.75 mM Ca2+ promotes the enzyme activity | Alcaligenes faecalis | |
additional information | not affected by Fe2+, Zn2+ and Mg2+ | Alcaligenes faecalis |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Alcaligenes faecalis | - |
- |
- |
Alcaligenes faecalis NR | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partially purified by ammonium sulfate precipitation and DEAE column chromatography | Alcaligenes faecalis |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.000903 | - |
with NAD+ as electron acceptor, at pH 8.0 and 30°C | Alcaligenes faecalis |
0.001546 | - |
with 2,6-dichlorophenolindophenol as electron acceptor, at pH 8.0 and 30°C | Alcaligenes faecalis |
0.001662 | - |
with phenazine methosulfate as electron acceptor, at pH 8.0 and 30°C | Alcaligenes faecalis |
0.00201 | - |
with horse heart cytochrome c as electron acceptor, at pH 8.0 and 30°C | Alcaligenes faecalis |
0.02375 | - |
cell-free extract, with ferricyanide as electron acceptor, at pH 8.0 and 30°C | Alcaligenes faecalis |
0.09204 | - |
after 3.9fold purification, with ferricyanide as electron acceptor, at pH 8.0 and 30°C | Alcaligenes faecalis |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
hydroxylamine + H2O + 2,6-dichlorophenolindophenol | very low activity | Alcaligenes faecalis | nitric oxide + reduced 2,6-dichlorophenolindophenol + H+ | - |
? | |
hydroxylamine + H2O + 2,6-dichlorophenolindophenol | very low activity | Alcaligenes faecalis NR | nitric oxide + reduced 2,6-dichlorophenolindophenol + H+ | - |
? | |
hydroxylamine + H2O + ferricyanide | best electron acceptor | Alcaligenes faecalis | nitric oxide + ferrocyanide + H+ | - |
? | |
hydroxylamine + H2O + ferricyanide | best electron acceptor | Alcaligenes faecalis NR | nitric oxide + ferrocyanide + H+ | - |
? | |
hydroxylamine + H2O + horse heart cytochrome c | very low activity | Alcaligenes faecalis | nitric oxide + reduced horse heart cytochrome c + H+ | - |
? | |
hydroxylamine + H2O + horse heart cytochrome c | very low activity | Alcaligenes faecalis NR | nitric oxide + reduced horse heart cytochrome c + H+ | - |
? | |
hydroxylamine + H2O + NAD+ | very low activity | Alcaligenes faecalis | nitric oxide + NADH + H+ | - |
? | |
hydroxylamine + H2O + NAD+ | very low activity | Alcaligenes faecalis NR | nitric oxide + NADH + H+ | - |
? | |
hydroxylamine + H2O + phenazine methosulfate | very low activity, in the presence of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide | Alcaligenes faecalis | nitric oxide + reduced phenazine methosulfate + H+ | - |
? | |
hydroxylamine + H2O + phenazine methosulfate | very low activity, in the presence of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide | Alcaligenes faecalis NR | nitric oxide + reduced phenazine methosulfate + H+ | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 25000, SDS-PAGE | Alcaligenes faecalis |
Synonyms | Comment | Organism |
---|---|---|
HAO | - |
Alcaligenes faecalis |
hydroxylamine oxidoreductase | - |
Alcaligenes faecalis |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
- |
Alcaligenes faecalis |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
8 | - |
- |
Alcaligenes faecalis |