EC Number | Activating Compound | Comment | Organism | Structure |
---|---|---|---|---|
2.7.6.1 | DTT | requirement | Hevea brasiliensis | |
2.7.6.1 | additional information | no other sulfhydryl group protector or antioxidant can effectively replace DTT | Hevea brasiliensis | |
2.7.6.1 | phosphate | activation at 1 mM of D-ribose 5-phosphate, maximal activity from 10 mM of D-ribose 5-phosphate | Hevea brasiliensis | |
2.7.6.1 | sulfate | no activity observed | Hevea brasiliensis |
EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.7.6.1 | 5-phospho-alpha-D-ribose 1-diphosphate | - |
Hevea brasiliensis | |
2.7.6.1 | adenosine | no inhibition | Hevea brasiliensis | |
2.7.6.1 | ADP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | AMP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | ATP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | D-fructose 1,6-diphosphate | no inhibition | Hevea brasiliensis | |
2.7.6.1 | GDP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | glyceraldehyde 3-phosphate | no inhibition | Hevea brasiliensis | |
2.7.6.1 | GMP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | GTP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | guanosine | no inhibition | Hevea brasiliensis | |
2.7.6.1 | L-histidine | no inhibition | Hevea brasiliensis | |
2.7.6.1 | L-tryptophan | no inhibition | Hevea brasiliensis | |
2.7.6.1 | Mn2+ | complete inhibition above 0.4 mM | Hevea brasiliensis | |
2.7.6.1 | additional information | D-glucose-6-phosphate have no effects on the enzyme activity; dihydroxyacetone phosphate, D-glucose-1-phosphate, fructose-6-phosphate, ribose, sucrose, glutamine, glutamic acid, aspartic acid, alanine, alpha-ketoglutarate, pyruvate, citrate, malate, fumarate, succinate, cytidine, uridine, adenine, orotate, guanine, cytosine and xanthine have no effects on the enzyme activity | Hevea brasiliensis | |
2.7.6.1 | phosphate | inhibition at low concentrations of D-ribose 5-phosphate | Hevea brasiliensis | |
2.7.6.1 | UDP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | UMP | no inhibition | Hevea brasiliensis | |
2.7.6.1 | UTP | no inhibition | Hevea brasiliensis |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.6.1 | 0.04 | - |
D-ribose 5-phosphate | pH 7.5, 37ºC | Hevea brasiliensis | |
2.7.6.1 | 0.2 | - |
ATP | pH 7.5, 37ºC | Hevea brasiliensis | |
2.7.6.1 | 1.5 | - |
Mg2+ | pH 7.5, 37ºC | Hevea brasiliensis |
EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|---|
2.7.6.1 | cytosol | also known as latex in specialized cells | Hevea brasiliensis | 5829 | - |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
2.7.6.1 | Co2+ | no activity observed | Hevea brasiliensis | |
2.7.6.1 | Mg2+ | requirement | Hevea brasiliensis | |
2.7.6.1 | Mn2+ | no activity observed | Hevea brasiliensis | |
2.7.6.1 | additional information | K+, Na+, Fe2+ Cu2+ and Ca2+ have no notable effects on the enzyme activity | Hevea brasiliensis | |
2.7.6.1 | Zn2+ | no activity observed | Hevea brasiliensis |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
2.7.6.1 | 57000 | - |
x * 57000, SDS-PAGE | Hevea brasiliensis |
2.7.6.1 | 200000 | - |
gel filtration | Hevea brasiliensis |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.7.6.1 | Hevea brasiliensis | - |
rubber tree | - |
EC Number | Purification (Comment) | Organism |
---|---|---|
2.7.6.1 | ammonium sulfate fractionation, chromatography on Sephacryl S300 HR and on Protein-Pak DEAE 40 HR and affinity chromatography | Hevea brasiliensis |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
2.7.6.1 | laticifer | - |
Hevea brasiliensis | - |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.6.1 | ATP + D-ribose 5-phosphate | - |
Hevea brasiliensis | AMP + 5-phospho-alpha-D-ribose 1-diphosphate | - |
? | |
2.7.6.1 | CTP + D-ribose 5-phosphate | does not serve as substrate | Hevea brasiliensis | CMP + 5-phospho-alpha-D-ribose 1-diphosphate | - |
? | |
2.7.6.1 | GTP + D-ribose 5-phosphate | does not serve as substrate | Hevea brasiliensis | GMP + 5-phospho-alpha-D-ribose 1-diphosphate | - |
? | |
2.7.6.1 | ITP + D-ribose 5-phosphate | does not serve as substrate | Hevea brasiliensis | IMP + 5-phospho-alpha-D-ribose 1-diphosphate | - |
? | |
2.7.6.1 | UTP + D-ribose 5-phosphate | does not serve as substrate | Hevea brasiliensis | UMP + 5-phospho-alpha-D-ribose 1-diphosphate | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
2.7.6.1 | ? | x * 57000, SDS-PAGE | Hevea brasiliensis |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.7.6.1 | 30 | - |
assay at | Hevea brasiliensis |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
2.7.6.1 | 7.3 | - |
- |
Hevea brasiliensis |
EC Number | Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.6.1 | 0.02 | - |
Mn2+ | pH 7.5, 37ºC | Hevea brasiliensis | |
2.7.6.1 | 0.03 | - |
5-phospho-alpha-D-ribose 1-diphosphate | pH 7.5, 37ºC | Hevea brasiliensis |