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Literature summary extracted from
- Purification and properties of extracellular glucosyltransferases from Streptococcus mutans serotype a (1983), J. Gen. Microbiol., 129, 3251-3259.
KM Value [mM]
| EC Number | KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
|---|---|---|---|---|---|---|
| 2.4.1.125 | 1.3 | - |
sucrose | pH 6.5, 37°C | Streptococcus mutans |  |
Localization
| EC Number | Localization | Comment | Organism | GeneOntology No. | Textmining |
|---|---|---|---|---|---|
| 2.4.1.125 | extracellular | - |
Streptococcus mutans | - |
- |
Molecular Weight [Da]
| EC Number | Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
|---|---|---|---|---|
| 2.4.1.125 | 161000 | - |
1 * 161000, enzyme I, SDS-PAGE | Streptococcus mutans |
| 2.4.1.125 | 174000 | - |
1 * 174000, enzyme II, SDS-PAGE | Streptococcus mutans |
Organism
| EC Number | Organism | UniProt | Comment | Textmining |
|---|---|---|---|---|
| 2.4.1.125 | Streptococcus mutans | - |
HS6, serotype a | - |
Purification (Commentary)
| EC Number | Purification (Comment) | Organism |
|---|---|---|
| 2.4.1.125 | 2 isoenzymes: I and II | Streptococcus mutans |
| 2.4.1.125 | HS6, serotype a | Streptococcus mutans |
Source Tissue
| EC Number | Source Tissue | Comment | Organism | Textmining |
|---|---|---|---|---|
| 2.4.1.125 | culture supernatant | - |
Streptococcus mutans | - |
Specific Activity [micromol/min/mg]
| EC Number | Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
|---|---|---|---|---|
| 2.4.1.125 | 5.86 | 6.8 | - |
Streptococcus mutans |
Substrates and Products (Substrate)
| EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
|---|---|---|---|---|---|---|---|
| 2.4.1.125 | sucrose + (1,6-alpha-D-glucosyl)n | also transfers glucosyl residues to the 3-position on glucose residues in glucans, producing a highly-branched 1,6-alpha-D-glucan | Streptococcus mutans | D-fructose + (1,6-alpha-D-glucosyl)n+1 | 1,6-alpha-D-glucan with 20 and 24.5 mol% 1,3,6-branch points | ? | |
Subunits
| EC Number | Subunits | Comment | Organism |
|---|---|---|---|
| 2.4.1.125 | monomer | 1 * 161000, enzyme I, SDS-PAGE | Streptococcus mutans |
| 2.4.1.125 | monomer | 1 * 174000, enzyme II, SDS-PAGE | Streptococcus mutans |
pH Optimum
| EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
|---|---|---|---|---|
| 2.4.1.125 | 5.5 | - |
- |
Streptococcus mutans |
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