Organism | UniProt | Comment | Textmining |
---|---|---|---|
Helicobacter hepaticus | - |
strain ATCC51449 | - |
Helicobacter hepaticus ATCC 51449 | - |
strain ATCC51449 | - |
Purification (Comment) | Organism |
---|---|
- |
Helicobacter hepaticus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
1,4-naphthoquinone + NADPH + H+ | two-electron transfer mechanism from NADPH to quinone | Helicobacter hepaticus | 1,4-naphthoquinol + NADP+ | - |
? | |
2 ferricyanide + NADPH | - |
Helicobacter hepaticus | 2 ferrocyanide + NADP+ + H+ | - |
? | |
menadione + NADPH + H+ | two-electron transfer mechanism from NADPH to quinone | Helicobacter hepaticus | ? + NADP+ | - |
? | |
oxidized dichlorophenolindophenol + NADPH + H+ | - |
Helicobacter hepaticus | reduced dicholorophenolindophenol + NADP+ | - |
? | |
ubiquinone-0 + NADPH + H+ | two-electron transfer mechanism from NADPH to quinone | Helicobacter hepaticus | ubiquinol-0 + NADP+ | - |
? | |
ubiquinone-1 + NADPH + H+ | two-electron transfer mechanism from NADPH to quinone | Helicobacter hepaticus | ubiquinol-1 + NADP+ | - |
? |
Subunits | Comment | Organism |
---|---|---|
? | x * 21000-22000, SDS-PAGE | Helicobacter hepaticus |
Synonyms | Comment | Organism |
---|---|---|
MdaB | - |
Helicobacter hepaticus |
NADPH quinone reductase | - |
Helicobacter hepaticus |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
22 | - |
assay at room temperature | Helicobacter hepaticus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.5 | - |
assay at | Helicobacter hepaticus |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
flavin | flavoprotein, adsorption spectrum with a major peak at 456 nm | Helicobacter hepaticus | |
NADPH | NADH could also be used as an electron donor to MdaB but with much lower efficiency, about 3% of those with NADPH | Helicobacter hepaticus |