Glycoside Hydrolase Family 13 / Subf 6

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 (1207); Uniprot accession (175); PDB accession (13); 3D entries (3); cryst (0)
Protein Name EC#Organism GenBankUniprotPDB/3DSubf
 AA314_03843   Archangium gephyra DSM 2261 AKJ02217.1     6
 AA314_02608   Archangium gephyra DSM 2261 AKJ00982.1     6
 CJA_3126 (Amy13I)   Cellvibrio japonicus Ueda107 ACE84223.1 B3PDS3   6
 COCOR_02752 (MtA)   Corallococcus coralloides DSM 2259 AFE09509.1     6
 maltohexaose-forming α-amylase (AmyM) Corallococcus sp. EGB AII00648.1     6
 CYFUS_007684 (fragment)   Cystobacter fuscus DSM 52655 ATB42207.1     6
 CYFUS_001925   Cystobacter fuscus DSM 52655 ATB36510.1     6
 MY04_2405   Flammeovirga sp. MY04 ANQ49777.1     6
 MEBOL_004825   Melittangium boletus DSM 14713 ATB31363.1     6
 Sde_0563 (Amy13B)   Saccharophagus degradans 2-40 ABD79827.1 Q21NA2   6
 STHERM_c15980 Spirochaeta thermophila DSM 6192 ADN02538.1 E0RN69   6
 Spith_1658   Spirochaeta thermophila DSM 6578 AEJ61918.1     6
 STAUR_2365 (Amy13I)   Stigmatella aurantiaca DW4/3-1 ADO70169.1 Q08YD2   6
 TJEJU_2372   Tenacibaculum jejuense KCTC 22618 SNR16057.1     6

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