Glycoside Hydrolase Family 13 / Subf 12

Activities in Sub Family[retaining] pullulanase (EC 3.2.1.41);
Isoamylase (EC 3.2.1.68);
Mechanism Retaining a
ClanGH-H
3D Structure Status( β / α ) 8 barrel
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 (1121); Uniprot accession (10); PDB accession (5); 3D entries (2); cryst (0)
Bacteria
Protein Name EC# OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
Subf
 pullulanase type I (SAP;GBSCOH1_1122)   Streptococcus agalactiae COH1 CDN66588.1
EAO76676.1
 
3FAW[A] 2.10
3FAX[A] α-D-Glcp-(1-4)-α-D-Glcp-(1-4)-β-D-Glcp
2.40
12
 glycogen-degrading enzyme (SpuA;PulA;SP0268) 3.2.1.68 Streptococcus pneumoniae TIGR4 AAK74446.1
AAQ38066.1
AAT16713.1
AAY71712.1
ABA33035.1
ACK14503.1
ACW45222.1
NP_344806.1
A0A0H2UNG0
Q97SQ7
2YA0[A] 1.85
2YA1[A] α-D-Glcp-(1-4)-α-D-Glcp-(1-4)-α-D-Glcp
α-D-Glcp-(1-4)-α-D-Glcp-(1-4)-α-D-Glcp-(1-4)-α-D-Glcp
α-D-Glcp-(1-4)-α-D-Glcp-(1-4)-α-D-Glcp-(1-4)-β-D-Glcp
2.25
2YA2[A] α-D-Glcp-(1-1)-<non_carb>
<carb_like_NOJ>
2.37
12
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