Inhibitors | Comment | Organism | Structure |
---|---|---|---|
additional information | no inhibition by the (R,S)-diastereomer of S-adenosyl-L-methionine | Escherichia coli |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
additional information | - |
additional information | kinetics, first-order rate constant for the first half-reaction at saturation, the transamination reaction passes slowly due to either ketimine formation or its hydrolysis being hindered | Escherichia coli |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
S-adenosyl-L-methionine + 8-amino-7-oxononanoate | Escherichia coli | second of 4 steps in the biosynthesis of vitamin H, i.e. biotin | S-adenosyl-4-methylthio-2-oxobutanoate + (7S,8R)-diaminononanoate | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Escherichia coli | - |
- |
- |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
S-adenosyl-L-methionine + 8-amino-7-oxononanoate = S-adenosyl-4-(methylsulfanyl)-2-oxobutanoate + 7,8-diaminononanoate | reaction mechanism analysis, via a enzyme-pyridoxamine phosphate, a S-adenosyl-L-methionine quinonoid intermediate, the substrate structure is a major determinant of the thermodynamic and/or kinetic accessibility of the quinonoid and ketimine intermediates | Escherichia coli |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
(S,S)-S-adenosyl-L-methionine + 8-amino-7-oxononanoate | first half-reaction is reversible, the second one is irreversible, enzyme does not react with the (R,S)-diastereomer of S-adenosyl-L-methionine | Escherichia coli | S-adenosyl-4-methylthio-2-oxobutanoate + (7S,8R)-diaminononanoate | i.e. 7,8-diaminopelargonic acid | ? | |
S-adenosyl-L-methionine + 8-amino-7-oxononanoate | second of 4 steps in the biosynthesis of vitamin H, i.e. biotin | Escherichia coli | S-adenosyl-4-methylthio-2-oxobutanoate + (7S,8R)-diaminononanoate | - |
? |
Synonyms | Comment | Organism |
---|---|---|
7,8-diaminopelargonic acid synthase | - |
Escherichia coli |
DAPA synthase | - |
Escherichia coli |
More | the enzyme is a member of fold type I PLP enzyme group, aminotransferase subclass II | Escherichia coli |
Turnover Number Minimum [1/s] | Turnover Number Maximum [1/s] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.02 | - |
S-adenosyl-L-methionine | - |
Escherichia coli | |
0.8 | - |
8-Amino-7-oxononanoate | - |
Escherichia coli |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
pyridoxal 5'-phosphate | dependent on | Escherichia coli |