Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | strong | Saccharomyces cerevisiae | |
Mg2+ | strong | Saccharomyces cerevisiae | |
Mn2+ | strong | Saccharomyces cerevisiae | |
additional information | inhibition by a natural low-molecular-weight inhibitor in the crude extract, removed during purification | Saccharomyces cerevisiae | |
S-adenosyl-L-homocysteine | product inhibition, competitive | Saccharomyces cerevisiae |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.002 | - |
S-adenosyl-L-methionine | - |
Saccharomyces cerevisiae |
Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
KCl | no activation | Saccharomyces cerevisiae | |
Mg2+ | inactivation | Saccharomyces cerevisiae | |
Mn2+ | inhibition | Saccharomyces cerevisiae | |
additional information | no activation by NaCl | Saccharomyces cerevisiae |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
49000 | - |
gel filtration | Saccharomyces cerevisiae |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Saccharomyces cerevisiae | - |
osmotic sensitive | - |
Saccharomyces cerevisiae VY1160 | - |
osmotic sensitive | - |
Purification (Comment) | Organism |
---|---|
- |
Saccharomyces cerevisiae |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
cell suspension culture | - |
Saccharomyces cerevisiae | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
0.00000235 | - |
purified enzyme | Saccharomyces cerevisiae |
Storage Stability | Organism |
---|---|
-80°C, several months | Saccharomyces cerevisiae |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine + G(5')pppR-RNA | methylates also undermethylated poly(A)-rich mRNA | Saccharomyces cerevisiae | S-adenosyl-L-homocysteine + m7G(5')pppR-RNA | R may be guanosine or adenosine, mRNA containing an N7-methylguanine cap | ? | |
S-adenosyl-L-methionine + G(5')pppR-RNA | methylates also undermethylated poly(A)-rich mRNA | Saccharomyces cerevisiae VY1160 | S-adenosyl-L-homocysteine + m7G(5')pppR-RNA | R may be guanosine or adenosine, mRNA containing an N7-methylguanine cap | ? |
Subunits | Comment | Organism |
---|---|---|
monomer | 1 * 49000, SDS-PAGE | Saccharomyces cerevisiae |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | - |
around | Saccharomyces cerevisiae |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7 | - |
- |
Saccharomyces cerevisiae |
pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|
5 | 8 | half-maximal activity at pH 5.0, unstable above pH 8.0 | Saccharomyces cerevisiae |