Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
additional information | Aspergillus ficuum | tannase-treated green tea leaf extract shows increased inhibition activity on N-nitrosamine formation of secondary amines due to increased catechin levels compared to untreated leaf extract, the inhibitory effect is also higher as with ascorbic acid, overview | ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Aspergillus ficuum | - |
- |
- |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
commercial preparation | - |
Aspergillus ficuum | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
250 | - |
commercial preparation | Aspergillus ficuum |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
(-)-epicatechin gallate + H2O | from green tea leaves | Aspergillus ficuum | (-)-epicatechin + gallic acid | - |
? | |
(-)-epigallocatechin gallate + H2O | from green tea leaves | Aspergillus ficuum | (-)-epigallocatechin + gallic acid | - |
? | |
additional information | tannase-treated green tea leaf extract shows increased inhibition activity on N-nitrosamine formation of secondary amines due to increased catechin levels compared to untreated leaf extract, the inhibitory effect is also higher as with ascorbic acid, overview | Aspergillus ficuum | ? | - |
? | |
additional information | tannase catalyzes the hydrolysis of ester and depside bonds in hydrolysable tannins or gallic acid esters liberating glucose or gallic acid | Aspergillus ficuum | ? | - |
? | |
tannic acid + H2O | from green tea leaves | Aspergillus ficuum | gallate + D-glucose | - |
? |
Synonyms | Comment | Organism |
---|---|---|
tannin acyl hydrolase | - |
Aspergillus ficuum |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
35 | - |
- |
Aspergillus ficuum |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
6 | - |
- |
Aspergillus ficuum |