Glycoside Hydrolase Family 13 / Subf 12

Activities in Familyα-amylase (EC 3.2.1.1); pullulanase (EC 3.2.1.41); cyclomaltodextrin glucanotransferase (EC 2.4.1.19); cyclomaltodextrinase (EC 3.2.1.54); trehalose-6-phosphate hydrolase (EC 3.2.1.93); oligo-α-glucosidase (EC 3.2.1.10); maltogenic amylase (EC 3.2.1.133); neopullulanase (EC 3.2.1.135); α-glucosidase (EC 3.2.1.20); maltotetraose-forming α-amylase (EC 3.2.1.60); isoamylase (EC 3.2.1.68); glucodextranase (EC 3.2.1.70); maltohexaose-forming α-amylase (EC 3.2.1.98); maltotriose-forming α-amylase (EC 3.2.1.116); branching enzyme (EC 2.4.1.18); trehalose synthase (EC 5.4.99.16); 4-α-glucanotransferase (EC 2.4.1.25); maltopentaose-forming α-amylase (EC 3.2.1.-) ; amylosucrase (EC 2.4.1.4) ; sucrose phosphorylase (EC 2.4.1.7); malto-oligosyltrehalose trehalohydrolase (EC 3.2.1.141); isomaltulose synthase (EC 5.4.99.11); malto-oligosyltrehalose synthase (EC 5.4.99.15); amylo-α-1,6-glucosidase (EC 3.2.1.33); α-1,4-glucan: phosphate α-maltosyltransferase (EC 2.4.99.16); 6'-P-sucrose phosphorylase (EC 2.4.1.-); amino acid transporter
Activities in Sub Family
Mechanism Retaining
ClanGH-H
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 (338); Uniprot accession (51); PDB accession (5); 3D entries (2); cryst (0)
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3DSubf
 alkaline amylase-pullulanase 3.2.1.1
3.2.1.41
Bacillus sp. KSM-1378 AAS36537.1
AAS36539.1
BAA11332.1
P70983   12
 pullulanase type I (Sap;BibA;SAG1216;SAG_1216) 3.2.1.41 Streptococcus agalactiae 2603V/R AAN00098.1
NP_688225.1
    12
 pullulanase (SpuA) 3.2.1.41 Streptococcus pneumoniae 3.B AAG33958.1 Q9F930   12
 glycogen-degrading enzyme (SpuA;PulA;SP0268) 3.2.1.- Streptococcus pneumoniae TIGR4 AAK74446.1
AAQ38066.1
AAT16713.1
AAY71712.1
ABA33035.1
ACK14503.1
ACW45222.1
NP_344806.1
Q97SQ7 2YA0[A]
2YA1[A]
2YA2[A]
12
 Spy49_1626c (PulA) 3.2.1.41 Streptococcus pyogenes NZ131 ACI61883.1
CAD32942.1
B5XIM1
Q8KLP1
  12
 bifunctional amylopullulanase (ApuA;SSU1849) 3.2.1.1
3.2.1.41
Streptococcus suis P1/7 CAR47543.1 C5VVZ9   12
 amylopullulanase (Ss4;PulSS4) 3.2.1.1
3.2.1.41
uncultured bacterium AGL50935.1     12
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