EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|---|
2.1.2.9 | 0.01 | - |
L-methionyl-tRNAMet | - |
Escherichia coli | |
2.1.2.9 | 0.0133 | - |
10-formyltetrahydrofolate | - |
Escherichia coli |
EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|---|
2.1.2.9 | cytoplasm | - |
Escherichia coli | 5737 | - |
EC Number | Metals/Ions | Comment | Organism | Structure |
---|---|---|---|---|
2.1.2.9 | Ca2+ | can partially replace Mg2+ | Escherichia coli | |
2.1.2.9 | K+ | can partially replace Mg2+ | Escherichia coli | |
2.1.2.9 | Mg2+ | requirement | Escherichia coli | |
2.1.2.9 | Mg2+ | optimal concentration: 30 mM | Escherichia coli | |
2.1.2.9 | Na+ | activates, can partially replace Mg2+ | Escherichia coli | |
2.1.2.9 | NH4+ | activates, can partially replace Mg2+ | Escherichia coli |
EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|---|
2.1.2.9 | 25000 | - |
high speed equilibrium sedimentation | Escherichia coli |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
2.1.2.9 | Escherichia coli | - |
- |
- |
2.1.2.9 | Escherichia coli B / ATCC 11303 | - |
- |
- |
EC Number | Purification (Comment) | Organism |
---|---|---|
2.1.2.9 | over 1500fold purification | Escherichia coli |
EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|---|
2.1.2.9 | 1.14 | - |
- |
Escherichia coli |
EC Number | Storage Stability | Organism |
---|---|---|
2.1.2.9 | -20°C, 1 month, 30% loss of activity | Escherichia coli |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
2.1.2.9 | 10-formyltetrahydrofolate + L-methionyl-tRNAfMet + H2O | formylates methionyl-tRNAfMet from E. coli | Escherichia coli | tetrahydrofolate + N-formylmethionyl-tRNAfMet | - |
? | |
2.1.2.9 | 10-formyltetrahydrofolate + L-methionyl-tRNAfMet + H2O | formylates methionyl-tRNAfMet from E. coli | Escherichia coli B / ATCC 11303 | tetrahydrofolate + N-formylmethionyl-tRNAfMet | - |
? | |
2.1.2.9 | 10-formyltetrahydrofolate + L-methionyl-tRNAMet | - |
Escherichia coli | tetrahydrofolate + N-formylmethionyl-tRNAMet | - |
r | |
2.1.2.9 | 10-formyltetrahydrofolate + L-methionyl-tRNAMet | - |
Escherichia coli B / ATCC 11303 | tetrahydrofolate + N-formylmethionyl-tRNAMet | - |
r | |
2.1.2.9 | additional information | no formylation of deacylated heterogenous or deacylated partially purified methionyl-tRNA | Escherichia coli | ? | - |
? | |
2.1.2.9 | additional information | no formyl group donor: 5,10-methenyltetrahydrofolate | Escherichia coli | ? | - |
? | |
2.1.2.9 | additional information | no formylation of deacylated heterogenous or deacylated partially purified methionyl-tRNA | Escherichia coli B / ATCC 11303 | ? | - |
? | |
2.1.2.9 | additional information | no formyl group donor: 5,10-methenyltetrahydrofolate | Escherichia coli B / ATCC 11303 | ? | - |
? |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
2.1.2.9 | 37 | - |
assay at | Escherichia coli |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
2.1.2.9 | 7.5 | - |
with abrupt decrease of reaction rate below pH 7.0 | Escherichia coli |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
2.1.2.9 | 6.8 | 8.4 | about 60% of maximal activity at pH 6.8 and 8.4 | Escherichia coli |
2.1.2.9 | 7 | - |
below: rapid decrease in reaction rate | Escherichia coli |
EC Number | Cofactor | Comment | Organism | Structure |
---|---|---|---|---|
2.1.2.9 | 10-formyltetrahydrofolate | - |
Escherichia coli | |
2.1.2.9 | additional information | no cofactors: ribonucleotide mono- or triphosphates | Escherichia coli | |
2.1.2.9 | additional information | no cofactors: ATP, GTP | Escherichia coli | |
2.1.2.9 | tetrahydrofolate | - |
Escherichia coli |