CATH Classification

Domain Context

CATH Clusters

Superfamily Glycosidases
Functional Family

Enzyme Information

2.4.1.19
Cyclomaltodextrin glucanotransferase.
based on mapping to UniProt P43379
Cyclizes part of a (1->4)-alpha-D-glucan chain by formation of a (1->4)- alpha-D-glucosidic bond.
-!- Cyclomaltodextrins (Schardinger dextrins) of various sizes (6, 7, 8, etc. glucose units) are formed reversibly from starch and similar substrates. -!- Also disproportionates linear maltodextrins without cyclizing (cf. EC 2.4.1.25).

UniProtKB Entries (1)

P43379
CDGT2_BACCI
Bacillus circulans
Cyclomaltodextrin glucanotransferase

PDB Structure

PDB 1CGW
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Site-directed mutations in tyrosine 195 of cyclodextrin glycosyltransferase from Bacillus circulans strain 251 affect activity and product specificity.
Penninga, D., Strokopytov, B., Rozeboom, H.J., Lawson, C.L., Dijkstra, B.W., Bergsma, J., Dijkhuizen, L.
Biochemistry