Glycoside Hydrolase Family 31

Activities in Familyα-glucosidase (EC 3.2.1.20); α-galactosidase (EC 3.2.1.22); α-mannosidase (EC 3.2.1.24); α-1,3-glucosidase (EC 3.2.1.84); sucrase-isomaltase (EC 3.2.1.48) (EC 3.2.1.10); α-xylosidase (EC 3.2.1.177); α-glucan lyase (EC 4.2.2.13); isomaltosyltransferase (EC 2.4.1.-); oligosaccharide α-1,4-glucosyltransferase (EC 2.4.1.161); sulfoquinovosidase (EC 3.2.1.-)
Mechanism Retaining
ClanGH-D
3D Structure Status( β / α ) 8 barrel
Catalytic Nucleophile/BaseAsp
Catalytic Proton DonorAsp
External resourcesCAZypedia; PROSITE;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (7388); Uniprot accession (1019); PDB accession (97); 3D entries (21); cryst (0)
All (6820) Archaea (87) Bacteria (6037) Eukaryota (687) unclassified (9) Structure (21) Characterized (123)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 AWJ20_2975 (Rot2)   Sugiyamaella lignohabitans CBS 10342 ANB15348.1    
 sucrase-isomaltase (SI) 3.2.1.10
3.2.1.48
Suncus murinus BAA25370.1 O62653  
 sucrase-isomaltase (SI) 3.2.1.10
3.2.1.48
Suncus murinus BAA25370.1 O62653  
 acid α-glucosidase (GAA) (fragment)   Sus scrofa CAD89665.1
CAD89664.1
CAD89666.1
Q70PG8  
 α-glucosidase II 3.2.1.20
3.2.1.84
Sus scrofa AAB49757.1 P79403  
 maltase-glucoamylase (MG) (fragment)   Taeniopygia guttata ACF93692.1 B5AKD6  
 α-glucosidase (acid) 3.2.1.20 Tetrahymena pyriformis BAA20462.1 O00906  
 antigen (fragment)   Tetrahymena pyriformis AAA68819.1 Q94811  
 TBLA_0A10040 (Tbla0a10040)   Tetrapisispora blattae CBS 6284 type strain:CBS 6284 CCH58784.1    
 TPHA_0B02620 (Tpha0b02620)   Tetrapisispora phaffii CBS 4417 CCE61935.1    
 THAPS_41300   Thalassiosira pseudonana CCMP1335 ACI64826.1 B5YMK8  
 α-glucosidase   Thermomyces lanuginosus ACB13188.1 B1Q1F4  
 MYCTH_2087807   Thermothelomyces thermophila ATCC 42464 AEO53630.1    
 MYCTH_2300079   Thermothelomyces thermophila ATCC 42464 AEO55839.1    
 MYCTH_2301053   Thermothelomyces thermophila ATCC 42464 AEO56295.1    
 MYCTH_2305458   Thermothelomyces thermophila ATCC 42464 AEO58258.1    
 MYCTH_52064   Thermothelomyces thermophila ATCC 42464 AEO58673.1    
 MYCTH_104674   Thermothelomyces thermophila ATCC 42464 AEO60478.1    
 THITE_2106057   Thielavia terrestris NRRL 8126 AEO62178.1    
 THITE_2107217   Thielavia terrestris NRRL 8126 AEO62724.1    
 THITE_2116168   Thielavia terrestris NRRL 8126 AEO67265.1    
 THITE_52603   Thielavia terrestris NRRL 8126 AEO68345.1    
 THITE_2118137   Thielavia terrestris NRRL 8126 AEO68569.1    
 THITE_2120389   Thielavia terrestris NRRL 8126 AEO69703.1    
 THITE_2122075   Thielavia terrestris NRRL 8126 AEO70510.1    
 THITE_2106179 (short fragment)   Thielavia terrestris NRRL 8126 AEO62233.1    
 secreted protein   Thraustotheca clavata ATCC 34112 AIG55715.1    
 secreted protein   Thraustotheca clavata ATCC 34112 AIG55586.1    
 ORF (fragment)   Tornos erectarius AGI52405.1    
 TDEL_0G03440 (Tdel0g03440)   Torulaspora delbrueckii type strain:CBS 1146 CCE93711.1    
 α-glucosidase II α-subunit   Trichoderma reesei QM9414 AAU87580.1 Q5Y9F6  
 TRAES_3BF091400360CFD_c1   Triticum aestivum CDM80681.1    
 α-xylosidase 3.2.1.177 Tropaeolum majus CAA10382.2 Q9ZP04  
 glucosidase II, α-subunit (GII) 3.2.1.20 Trypanosoma brucei brucei 427 CAI26256.1 Q5TIL4  
 TbgDal_X16730   Trypanosoma brucei gambiense DAL972 Dal 927 clone 1 (MHOM/CI/86/DAL972) CBH16570.1 D0A012  
 TbgDal_XI11630   Trypanosoma brucei gambiense DAL972 Dal 927 clone 1 (MHOM/CI/86/DAL972) CBH18044.1 D0A8P3  
 TCIL3000_10_13840   Trypanosoma congolense IL3000 CCC94599.1    
 TVY486_1013210   Trypanosoma vivax Y486 CCC52278.1    
 UBRO_04375   Ustilago bromivora UB2112 SAM82094.1    
 UBRO_02886   Ustilago bromivora UB2112 SAM81322.1    
 UBRO_06883   Ustilago bromivora UB2112 SAM84243.1    
 α-glucosidase II (Gas1) 3.2.1.20 Ustilago maydis CL13 CAF05793.1 Q705V7  
 VIGAN_10060600 (Vigan.10g060600)   Vigna angularis var. angularis BAT99207.1    
 VIGAN_10127500 (Vigan.10g127500)   Vigna angularis var. angularis BAT99763.1    
 VIGAN_05110700 (Vigan.05g110700)   Vigna angularis var. angularis BAT87711.1    
 VIGAN_04262600 (Vigan.04g262600)   Vigna angularis var. angularis BAT85125.1    
 VIGAN_02228900 (Vigan.02g228900)   Vigna angularis var. angularis BAT79407.1    
 VITISV_009466   Vitis vinifera CAN66951.1 A5ANN7  
 VITISV_016416 (possible fragment)   Vitis vinifera CAN60272.1 A5AIJ2  
 VITISV_043773   Vitis vinifera CAN60336.1 A5AKC2  
 VITISV_016313 (short fragment)   Vitis vinifera CAN61622.1 A5BP66  
 VITISV_025206   Vitis vinifera CAN70430.1 A5BQI3  
 glycoside hydrolase family 31 protein   Xanthophyllomyces dendrorhous CED84350.1    
 glycoside hydrolase family 31 protein (fragment)   Xanthophyllomyces dendrorhous CED84927.1    
 ORF   Xanthophyllomyces dendrorhous CED83529.1    
 α-glucosidase (AlphaGlu;Xd-AlphaGlu) 3.2.1.20 Xanthophyllomyces dendrorhous MYA131 ALS55547.1    
 α-glucosidase (AlphaglU)   Xanthophyllomyces dendrorhous MYA131 ALS55547.1    
 Unknown (protein for MGC:160687)   Xenopus laevis AAI30138.1 A1L3J7  
 Unknown (protein for MGC:172878) (MGC:172878 IMAGE:7692084)   Xenopus tropicalis AAI55701.1
AAI71254.1
A9JRL0  
 α-glucosidase II α-subunit (GII;YALI0B06600g) 3.2.1.84 Yarrowia lipolytica CLIB122 CAG82805.1 Q6CFI8  
 YALI1_B08650g   Yarrowia lipolytica CLIB89(W29) AOW01317.1    
 unknown   Zea mays ACG28055.1    
 unknown (fragment)   Zea mays ACG24658.1    
 unknown (fragment)   Zea mays B73 ACL52585.1 B7ZXD6  
 unknown   Zea mays B73 ACN26464.1 C0HHG1  
 unknown   Zea mays B73 ACN34619.1 C0PHF3  
 unknown (fragment)   Zea mays B73 ACR36916.1 C4J6W6  
 BN860_12904g   Zygosaccharomyces bailii CLIB 213 CDF88552.1    
 BZL39_M04280 (Zpar0m04280_B)   Zygosaccharomyces parabailii ATCC 60483 AQZ17870.1    
 BZL39_E01710 (Zpar0e01710_A)   Zygosaccharomyces parabailii ATCC 60483 AQZ12832.1    
 ZYRO0E01760g   Zygosaccharomyces rouxii CBS 732 CAR30768.1    
 ZYRO0E01782g   Zygosaccharomyces rouxii CBS 732 CAR30769.1    
 ZT1A5_G1795   Zymoseptoria tritici ST99CH_1A5 SMY20360.1    
 ZT1A5_G11402   Zymoseptoria tritici ST99CH_1A5 SMY29952.1    
 ZT1A5_G335   Zymoseptoria tritici ST99CH_1A5 SMY18900.1    
 ZT1A5_G4746 (fragment)   Zymoseptoria tritici ST99CH_1A5 SMY23306.1    
 ZT1A5_G4747 (fragment)   Zymoseptoria tritici ST99CH_1A5 SMY23307.1    
 ZT1A5_G5564   Zymoseptoria tritici ST99CH_1A5 SMY24123.1    
 ZT1A5_G9773   Zymoseptoria tritici ST99CH_1A5 SMY28328.1    
 ZT1A5_G8329   Zymoseptoria tritici ST99CH_1A5 SMY26885.1    
 ZT3D7_G4768 (fragment)   Zymoseptoria tritici ST99CH_3D7 SMQ49617.1    
 ZT3D7_G5613   Zymoseptoria tritici ST99CH_3D7 SMQ50460.1    
 ZT3D7_G9835   Zymoseptoria tritici ST99CH_3D7 SMQ54680.1    
 ZT3D7_G330   Zymoseptoria tritici ST99CH_3D7 SMQ45186.1    
 ZT3D7_G8410   Zymoseptoria tritici ST99CH_3D7 SMQ53257.1    
 ZT3D7_G1816   Zymoseptoria tritici ST99CH_3D7 SMQ46670.1    
 ZT3D7_G11439   Zymoseptoria tritici ST99CH_3D7 SMQ56284.1    
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