Glycoside Hydrolase Family 13 / Subf 41

Activities in Familyα-amylase (EC; pullulanase (EC; cyclomaltodextrin glucanotransferase (EC; cyclomaltodextrinase (EC; trehalose-6-phosphate hydrolase (EC; oligo-α-glucosidase (EC; maltogenic amylase (EC; neopullulanase (EC; α-glucosidase (EC; maltotetraose-forming α-amylase (EC; isoamylase (EC; glucodextranase (EC; maltohexaose-forming α-amylase (EC; maltotriose-forming α-amylase (EC; branching enzyme (EC; trehalose synthase (EC; 4-α-glucanotransferase (EC; maltopentaose-forming α-amylase (EC 3.2.1.-) ; amylosucrase (EC ; sucrose phosphorylase (EC; malto-oligosyltrehalose trehalohydrolase (EC; isomaltulose synthase (EC; malto-oligosyltrehalose synthase (EC; amylo-α-1,6-glucosidase (EC; α-1,4-glucan: phosphate α-maltosyltransferase (EC; 6'-P-sucrose phosphorylase (EC 2.4.1.-); amino acid transporter
Activities in Sub Family
Mechanism Retaining
3D Structure Status( β / α ) 8
Catalytic Nucleophile/BaseAsp (experimental)
Catalytic Proton DonorGlu (experimental)
NoteNew: many members have been assigned to subfamilies as described by Stam et al. (2006) Protein Eng Des Sel. 19, 555-562 (PMID: 17085431)
External resourcesCAZypedia; EBI Protein of the Month; HOMSTRAD; PDB Molecule of the Month; PRINTS;
Commercial Enzyme Provider(s)MEGAZYME; PROZOMIX;
Statistics GenBank accession (108); Uniprot accession (19);
Protein Name EC#OrganismGenBank UniprotPDB/3DSubf
 alkaline amylase-pullulanase
Bacillus sp. (in: Bacteria) KSM-1378 AAS36537.1
P70983   41
 multidomain α-amylase (EUR_21100) (cell-wall anchored) [Eubacterium] rectale DSM 17629 CBK91127.1 D6DYI9   41
 α-amylase Micrococcus sp. 207 CAA39321.1 Q06812   41
 α-amylase (AmyB) (Amy13A) Roseburia sp. A2-194 CAJ20070.1 Q3LB10   41
 bifunctional amylopullulanase (ApuA;SSU1849)
Streptococcus suis P1/7 CAR47543.1 C5VVZ9   41

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