EC Number |
Substrates |
Organism |
Products |
Reversibility |
---|
3.2.1.57 | pullulan + H2O |
very strict substrate specificity, preferred over panose |
Aspergillus niger |
isopanose |
- |
? |
3.2.1.57 | pullulan + H2O |
the enzyme cleaves the alpha(1,4) glucosidic linkage using an inverting mechanism and liberating D-glucose |
Aspergillus brasiliensis |
isopanose |
trisaccharide [Glc-alpha(1,4)-Glc-alpha(1,6)-Glc] |
? |
3.2.1.57 | pullulan + H2O |
IPU degrades alpha-1,4-glycosidic linkage from the reducing end adjacent to alpha-1,6-glycosidic linkage in pullulan |
Bacillus sp. (in: Bacteria) US149 |
isopanose |
- |
? |
3.2.1.57 | pullulan + H2O |
the enzyme cleaves the alpha(1,4) glucosidic linkage using an inverting mechanism and liberating D-glucose |
Aspergillus brasiliensis ATCC 9642 |
isopanose |
trisaccharide [Glc-alpha(1,4)-Glc-alpha(1,6)-Glc] |
? |
3.2.1.57 | pullulan + H2O |
- |
Aspergillus niger |
isopanose + ? |
- |
? |
3.2.1.57 | pullulan + H2O |
- |
Aureobasidium melanogenum |
isopanose + ? |
- |
? |
3.2.1.57 | pullulan + H2O |
Asp353, Asp372 and Asp373 are the catalytic residues of IPU |
Aspergillus niger |
isopanose + ? |
- |
? |
3.2.1.57 | pullulan + H2O |
- |
Aureobasidium melanogenum P16 |
isopanose + ? |
- |
? |
3.2.1.57 | pullulan + H2O |
Asp353, Asp372 and Asp373 are the catalytic residues of IPU |
Aspergillus niger ATCC 9642 |
isopanose + ? |
- |
? |