Localization | Comment | Organism | GeneOntology No. | Textmining |
---|---|---|---|---|
extracellular | - |
Aspergillus niger | - |
- |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
pectic acid + H2O | Aspergillus niger | - |
D-galacturonide + ? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Aspergillus niger | - |
- |
- |
Purification (Comment) | Organism |
---|---|
partially | Aspergillus niger |
Source Tissue | Comment | Organism | Textmining |
---|
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
1.44 | - |
digalacturonic acid | Aspergillus niger |
1.9 | - |
sodium pectate | Aspergillus niger |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
(1,4-alpha-D-galacturonide)2 + H2O | - |
Aspergillus niger | D-galacturonic acid | - |
? | |
(1,4-alpha-D-galacturonide)4 + H2O | substrate of preference | Aspergillus niger | (1,4-alpha-D-galacturonide)3 + D-galacturonic acid | - |
? | |
(1,4-alpha-D-galacturonide)n + H2O | - |
Aspergillus niger | D-galacturonate + digalacturonic acid + trigalacturonic acid | - |
? | |
4,5-dehydrogalacturonosyl-alpha-D-trigalacturonic acid + H2O | 4,5-unsaturated tetragalacturonic acid | Aspergillus niger | (1,4-alpha-D-galacturonide)3 | - |
? | |
oligo-D-galacturonate + H2O | - |
Aspergillus niger | D-galacturonic acid | - |
? | |
p-nitrophenyl-alpha-D-galactopyranuronide + H2O | cleaves all substrates with 4-deoxy-L-threo-hexo-4-eno-pyranosyluronate unit at the nonreducing end | Aspergillus niger | D-galacturonic acid + 4-nitrophenol | - |
? | |
pectic acid + H2O | - |
Aspergillus niger | D-galacturonic acid + ? | traces of oligogalacturonic acids found | ? | |
pectic acid + H2O | - |
Aspergillus niger | D-galacturonide + ? | - |
? |
Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|
45 | - |
pectate | Aspergillus niger |
Temperature Minimum [°C] | Temperature Maximum [°C] | Comment | Organism |
---|---|---|---|
30 | 60 | - |
Aspergillus niger |
Temperature Stability Minimum [°C] | Temperature Stability Maximum [°C] | Comment | Organism |
---|---|---|---|
40 | - |
not stable above | Aspergillus niger |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
5.2 | - |
digalacturonate | Aspergillus niger |
pH Stability | pH Stability Maximum | Comment | Organism |
---|---|---|---|
5.2 | - |
- |
Aspergillus niger |