Glycoside Hydrolase Family 49

Activities in Familydextranase (EC 3.2.1.11); isopullulanase (EC 3.2.1.57); dextran 1,6-α-isomaltotriosidase (EC 3.2.1.95).
Mechanism Inverting
ClanGH-N
3D Structure Status( β )-helix
Catalytic Nucleophile/BaseAsp
Catalytic Proton DonorAsp
External resourcesCAZypedia;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (33); Uniprot accession (12); PDB accession (6); 3D entries (2); cryst (0)
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 CHIBA101_0345 (fragment)   Actinomyces sp. Chiba101 BAW92216.1    
 dextranase 1 (Dex1) 3.2.1.11 Arthrobacter globiformis T-3044 BAA13596.1 P70744  
 dextranase 2 (Dex2)   Arthrobacter globiformis T-3044 BAA13598.1 P77813  
 dextranase (Dex) 3.2.1.11 Arthrobacter sp. CB-8 BAA00708.1 P39652  
 dextranase 3.2.1.11 Arthrobacter sp. KQ11 / Arthrobacter oxydans KQ11 AHZ97853.1    
 dextran 1,6-α-isomaltotriosidase (DexT) 3.2.1.95 Brevibacterium fuscum var. dextranlyticum BAA76382.1 Q9WXI3  
 C2869_07705   Catenovulum sp. CCB-QB4 AWB66324.1    
 AAM4_2515   Desulfitobacterium hafniense CED92347.1    
 GA0070614_0441   Micromonospora coxensis DSM 45161 SCG37841.1    
 CO540_00105   Micromonospora sp. WMMA2032 ATO12438.1    
 A8C56_20690   Niabella ginsenosidivorans BS26 ANH83078.1    
 PSDT_0475   Parascardovia denticolens DSM 10105 = JCM 12538 BAR04994.1    
 Plim_3713 (fragment)   Planctopirus limnophila DSM 3776 ADG69525.1 D5SWD2  
 dextranase (Dex2;AoD2;AODex) 3.2.1.11 Pseudarthrobacter oxydans AAX09503.1
ABF74611.1
A9UKG4  
 SCIP_0985   Scardovia inopinata JCM 12537 BAR07052.1    
 SGLAU_31810   Streptomyces glaucescens GLA.O AIS02296.1    
 CGZ69_34260   Streptomyces peucetius subsp. caesius ATCC 27952 ATW52093.1    
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 isopullulanase (IpuA;IPU) 3.2.1.57 Aspergillus brasiliensis ATCC 9642 (formerly Aspergillus niger ATCC 9642) BAA18971.1
BAA19473.1
O00105 1WMR[A,B]
1X0C[A,B]
2Z8G[A,B]
3WWG[A,B,C,D]
 pullulanase (fragment)   Aureobasidium melanogenum P16 AOO85392.1    
 isopullulanase   Aureobasidium melanogenum P16 AXF47914.1    
 dextranase   Chaetomium globosum AXN77607.1    
 α-dextranase (Dex)   Chaetomium gracile CGMCC 3.3783 AGM20695.1    
 FFUJ_02289   Fusarium fujikuroi IMI 58289 CCT65353.1    
 dextranase (Lsd1) 3.2.1.11 Lipomyces starkeyi KSM 22M AAS90631.1 Q2HPE6  
 dextranase   Talaromyces aculeatus z01 AHJ14526.1    
 dextranase (DexA)   Talaromyces funiculosus CAB91097.1 Q9P890  
 dextranase, partial (DexA)   Talaromyces funiculosus F-921 AZC11123.1    
 dextranase 2 (Dex2)   Talaromyces minioluteus AAC69692.1    
 dextranase (Dex1) 3.2.1.11 Talaromyces minioluteus IMI068219 ABD49214.1 Q27JJ3  
 dextranase (Dex;DexA) (Dex49A) 3.2.1.11 Talaromyces minioluteus MUCL 38929 (HI-4) AAB47720.1 P48845 1OGM[X]
1OGO[X]
 dextranase (SMCU-DEX) 3.2.1.11 Talaromyces pinophilus SMCU3-14 ACC95417.1 B2MW82  
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