Cyclomaltodextrinase
| Cyclomaltodextrinase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC no. | 3.2.1.54 | ||||||||
| CAS no. | 37288-41-8 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| Gene Ontology | AmiGO / QuickGO | ||||||||
| |||||||||
The enzyme cyclomaltodextrinase (EC 3.2.1.54) catalyzes the chemical reaction
- cyclomaltodextrin + H2O linear maltodextrin
It belongs to the family of hydrolases, specifically those glycosidases that hydrolyse O- and S-glycosyl compounds. The systematic name of this enzyme class is cyclomaltodextrin dextrin-hydrolase (decyclizing). Other names in common use include cycloheptaglucanase, cyclohexaglucanase, and cyclodextrinase. The enzyme participates in starch and sucrose metabolism and acarbose degradation.[1][2] The cyclomaltodextrinase is capable of degradation of acarbose to glucose and acarviosine-glucose.[3]
Structural studies
[edit | edit source]As of late 2007, two structures have been solved for this class of enzymes, with PDB accession codes 1EA9 and 1H3G.
References
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Further reading
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