EC Number | Cloned (Comment) | Organism |
---|---|---|
1.5.1.34 | recombinant expression in Escherichia coli | Physarum polycephalum |
EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|---|
1.5.1.34 | cytosol | - |
Physarum polycephalum | 5829 | - |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
1.5.1.34 | 23000 | - |
2 * 23000, about, recombinant enzyme, SDS-PAGE | Physarum polycephalum |
1.5.1.34 | 46000 | - |
about, recombinant enzyme, gel filtration | Physarum polycephalum |
EC Number | Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.5.1.34 | 5,6,7,8-tetrahydropteridine + NAD(P)+ | Physarum polycephalum | enzyme is required for recycling of 6,7-dihydropteridine, in vivo regulation is related to growth phase | 6,7-dihydropteridine + NAD(P)H | - |
r |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.5.1.34 | Physarum polycephalum | Q8WTJ2 | - |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
1.5.1.34 | recombinant enzyme from Escherichia coli by ion exchange chromatography and gel filtration to homogeneity | Physarum polycephalum |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
1.5.1.34 | microplasmodium | - |
Physarum polycephalum | - |
1.5.1.34 | additional information | constant enzyme expression during cell cycle of multinuclear microplasmodia, but down-regulation during development of sporangia, inhibited or reversed by glucose feeding, expression profile | Physarum polycephalum | - |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
1.5.1.34 | additional information | - |
- |
Physarum polycephalum |
1.5.1.34 | 0.069 | - |
enzyme extract of microplasmodia | Physarum polycephalum |
1.5.1.34 | 38.3 | - |
purified recombinant enzyme | Physarum polycephalum |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.5.1.34 | (6R)-tetrahydrobiopterin + NAD(P)+ | - |
Physarum polycephalum | ? | - |
r | |
1.5.1.34 | (6R,S)-6-hydroxy-methyltetrahydropterin + NAD(P)+ | low activity | Physarum polycephalum | ? | - |
r | |
1.5.1.34 | (6R,S)-6-methyl-tetrahydropterin + NAD(P)+ | low activity | Physarum polycephalum | ? | - |
r | |
1.5.1.34 | (6R,S)-tetrahydrodictyopterin + NAD(P)+ | - |
Physarum polycephalum | ? | - |
r | |
1.5.1.34 | (6R,S)-tetrahydrofolic acid + NAD(P)+ | low activity | Physarum polycephalum | ? | - |
r | |
1.5.1.34 | (6R,S)-tetrahydroneopterin + NAD(P)+ | low activity | Physarum polycephalum | ? | - |
r | |
1.5.1.34 | (6S)-tetrahydrobiopterin + NAD(P)+ | low activity | Physarum polycephalum | ? | - |
r | |
1.5.1.34 | 5,6,7,8-tetrahydropteridine + NAD(P)+ | enzyme is required for recycling of 6,7-dihydropteridine, in vivo regulation is related to growth phase | Physarum polycephalum | 6,7-dihydropteridine + NAD(P)H | - |
r | |
1.5.1.34 | 6,7-dimethyl-tetrahydropterin + NAD(P)+ | low activity | Physarum polycephalum | ? | - |
r | |
1.5.1.34 | additional information | substrate specificity, enzyme shows selectivity for pterin substrates with a 6-(1', 2'-dihydroxypropyl) substitution | Physarum polycephalum | ? | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
1.5.1.34 | dimer | 2 * 23000, about, recombinant enzyme, SDS-PAGE | Physarum polycephalum |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
1.5.1.34 | DHPR | - |
Physarum polycephalum |
1.5.1.34 | dihydropteridine reductase | - |
Physarum polycephalum |
1.5.1.34 | quinoid dihydropteridine reductase | - |
Physarum polycephalum |
EC Number | Cofactor | Comment | Organism | Structure |
---|---|---|---|---|
1.5.1.34 | NAD(P)H | NADH is the preferred cofactor | Physarum polycephalum |