Application | Comment | Organism |
---|---|---|
food industry | invertase 2 has potential to be applied in food industry since its product, inverted sugar, is used in candies and syrup production, while fructooligosacharides are prebiotics, low calorie and noncariogenic sweeteners | Aspergillus terreus |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
2-mercaptoethanol | 2 mM, 50.3% loss of activity | Aspergillus terreus | |
Ca2+ | 2 mM, 36.7% loss of activity | Aspergillus terreus | |
fructose | competitive inhibitor for invertase 2 | Aspergillus terreus | |
Mg2+ | 2 mM, 31.1% loss of activity | Aspergillus terreus | |
SDS | 2 mM, 89.5% loss of activity | Aspergillus terreus |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
6.2 | - |
sucrose | 55°C, pH 4.6, invertase 2 | Aspergillus terreus | |
9.8 | - |
sucrose | 55°C, pH 4.6, invertase 1 | Aspergillus terreus | |
16.4 | - |
raffinose | 55°C, pH 4.6, invertase 2 | Aspergillus terreus |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Aspergillus terreus | - |
- |
- |
Aspergillus terreus CCT 4083 | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Aspergillus terreus |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | intracellular invertase 2 and invertase 1 do not hydrolyze inulin | Aspergillus terreus | ? | - |
? | |
additional information | intracellular invertase 2 and invertase 1 do not hydrolyze inulin | Aspergillus terreus CCT 4083 | ? | - |
? | |
raffinose + H2O | invertase 2 has higher affinity for sucrose than for raffinose | Aspergillus terreus | beta-D-fructose + melibiose | - |
? | |
raffinose + H2O | invertase 2 has higher affinity for sucrose than for raffinose | Aspergillus terreus CCT 4083 | beta-D-fructose + melibiose | - |
? | |
sucrose + H2O | invertase 2 also shows transfructosylating activity producing fructooligosaccharides. Invertase 1 does not show transfructosylating activity | Aspergillus terreus | beta-D-fructose + alpha-D-glucose | - |
? | |
sucrose + H2O | invertase 2 also shows transfructosylating activity producing fructooligosaccharides. Invertase 1 does not show transfructosylating activity | Aspergillus terreus CCT 4083 | beta-D-fructose + alpha-D-glucose | - |
? |
Subunits | Comment | Organism |
---|---|---|
dimer | 2 * 32000, invertase 2, SDS-PAGE | Aspergillus terreus |
Synonyms | Comment | Organism |
---|---|---|
invertase 1 | - |
Aspergillus terreus |
invertase 2 | - |
Aspergillus terreus |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
55 | - |
invertase 2 | Aspergillus terreus |
60 | - |
invertase 1 | Aspergillus terreus |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
half-life: 44 h, invertase 2 | Aspergillus terreus |
55 | - |
half-life: 14.9 h, invertase 2 | Aspergillus terreus |
60 | - |
half-life: 2 h, invertase 2 | Aspergillus terreus |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
3 | - |
invertase 1 | Aspergillus terreus |
4.6 | - |
invertase 2 | Aspergillus terreus |
Ki Value [mM] | Ki Value maximum [mM] | Inhibitor | Comment | Organism | Structure |
---|---|---|---|---|---|
61.5 | - |
fructose | 55°C, pH 4.6, invertase 2 | Aspergillus terreus |