EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
2.7.7.8 | ADP | inhibits ADP-phosphate exchange | Rhodospirillum rubrum | |
2.7.7.8 | phosphate | inhibition of ADP-phosphate exchange | Rhodospirillum rubrum |
EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.7.7.8 | 0.25 | - |
phosphate | pH 8.0, 20°C, ADP-phosphate-exchange reaction | Rhodospirillum rubrum | |
2.7.7.8 | 1 | - |
ADP | pH 8.0, 20°C, ADP-phosphate exchange reaction | Rhodospirillum rubrum |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
2.7.7.8 | Cd2+ | stimulates | Rhodospirillum rubrum | |
2.7.7.8 | Co2+ | stimulates | Rhodospirillum rubrum | |
2.7.7.8 | Mg2+ | optimal concentration for polymerization, phosphorolysis and ADP-phosphate exchange at 1 mM, 1-3 mM and 3 mM, respectively | Rhodospirillum rubrum | |
2.7.7.8 | Mn2+ | optimal concentration for polymerization, phosphorolysis and ADP-phosphate exchange at 1 mM | Rhodospirillum rubrum |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
2.7.7.8 | 76000 | - |
2 * 76000, SDS-PAGE | Rhodospirillum rubrum |
2.7.7.8 | 160000 | - |
gel filtration | Rhodospirillum rubrum |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.7.7.8 | Rhodospirillum rubrum | - |
photosynthetic bacterium | - |
EC Number | Purification (Comment) | Organism |
---|---|---|
2.7.7.8 | DEAE-cellulose, ammonium sulfate, Sephadex G-200 | Rhodospirillum rubrum |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
2.7.7.8 | additional information | - |
0.0006 mmol/absorbance at 280 nm/min, ADP-P exchange activity | Rhodospirillum rubrum |
EC Number | Storage Stability | Organism |
---|---|---|
2.7.7.8 | 4°C | Rhodospirillum rubrum |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.7.7.8 | poly(A) + ADP | - |
Rhodospirillum rubrum | poly(A)+1 + phosphate | 32% of activity with poly(U) in phosphorolysis reaction | r | |
2.7.7.8 | poly(A)+1 + phosphate | - |
Rhodospirillum rubrum | poly(A) + ADP | - |
r | |
2.7.7.8 | poly(C) + CDP | 51% of activity with ADP | Rhodospirillum rubrum | poly(C)+1 + phosphate | 21% of activity with poly(U) in phosphorolysis reaction | r | |
2.7.7.8 | poly(C)+1 + phosphate | - |
Rhodospirillum rubrum | poly(C) + ADP | - |
r | |
2.7.7.8 | poly(G) + GDP | very little activity | Rhodospirillum rubrum | poly(G)+1 + phosphate | - |
r | |
2.7.7.8 | poly(I) + IDP | 48% of activity with ADP | Rhodospirillum rubrum | poly(I)+1 + phosphate | 28% of activity with poly(U) in phosphorolysis reaction | r | |
2.7.7.8 | poly(U)+ UDP | 55% of activity with ADP | Rhodospirillum rubrum | poly(U)+1 + phosphate | - |
r | |
2.7.7.8 | poly(U)+ UDP | best substrate for phosphorolysis reaction | Rhodospirillum rubrum | poly(U)+1 + phosphate | - |
r | |
2.7.7.8 | poly(U)+1 + phosphate | - |
Rhodospirillum rubrum | poly(U) + ADP | - |
r | |
2.7.7.8 | ribonucleoside 5'-diphosphate + phosphate | ADP, GDP and CDP are better substrates than UDP, IDP and deoxribonucloside diphosphates do not serve as substrate | Rhodospirillum rubrum | ribonucleoside 5'-diphosphate + phosphate | exchange reaction | ? | |
2.7.7.8 | RNAn + a nucleoside diphosphate | ADP, GDP and CTP are better substrates than IDP and UDP | Rhodospirillum rubrum | RNAn+1 + phosphate | - |
r | |
2.7.7.8 | RNAn + a nucleoside diphosphate | polymerization of IDP | Rhodospirillum rubrum | RNAn+1 + phosphate | - |
r | |
2.7.7.8 | RNAn + a nucleoside diphosphate | polymerization of CDP | Rhodospirillum rubrum | RNAn+1 + phosphate | - |
r | |
2.7.7.8 | RNAn + a nucleoside diphosphate | polymerization of GDP | Rhodospirillum rubrum | RNAn+1 + phosphate | - |
r | |
2.7.7.8 | RNAn + a nucleoside diphosphate | polymerization of UDP | Rhodospirillum rubrum | RNAn+1 + phosphate | - |
r | |
2.7.7.8 | RNAn + a nucleoside diphosphate | polymerization of ADP | Rhodospirillum rubrum | RNAn+1 + phosphate | - |
r | |
2.7.7.8 | RNAn+1 + phosphate | phosphorolysis of poly(U) | Rhodospirillum rubrum | RNAn + a nucleoside diphosphate | - |
r | |
2.7.7.8 | RNAn+1 + phosphate | poly(U) best substrate, yeast RNA 2%, poly(A) 32%, poly(I) 28%, poly(C) 21% of the activity with poly(U) | Rhodospirillum rubrum | RNAn + a nucleoside diphosphate | - |
r | |
2.7.7.8 | RNAn+1 + phosphate | phosphorolysis of poly(I) | Rhodospirillum rubrum | RNAn + a nucleoside diphosphate | - |
r | |
2.7.7.8 | RNAn+1 + phosphate | phosphorolysis of poly(A) | Rhodospirillum rubrum | RNAn + a nucleoside diphosphate | - |
r | |
2.7.7.8 | RNAn+1 + phosphate | phosphorolysis of poly(C) | Rhodospirillum rubrum | RNAn + a nucleoside diphosphate | - |
r | |
2.7.7.8 | yeast RNA+1 + phosphate | 2% of activity with poly(U) | Rhodospirillum rubrum | yeast RNA + nucleoside diphosphate | - |
? |
EC Number | Subunits | Comment | Organism |
---|---|---|---|
2.7.7.8 | dimer | 2 * 76000, SDS-PAGE | Rhodospirillum rubrum |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
2.7.7.8 | 7.2 | - |
phosphorolysis | Rhodospirillum rubrum |
2.7.7.8 | 7.8 | - |
ADP-phosphate exchange reaction | Rhodospirillum rubrum |
2.7.7.8 | 10 | - |
or above, polymerization | Rhodospirillum rubrum |
EC Number | pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|---|
2.7.7.8 | 5 | 10 | incubation at 4°C for 2 d, no loss of activity, rapid inactivation below pH 5.0 | Rhodospirillum rubrum |