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Glycoside Hydrolase Family 31

Activities in FamilyOligosaccharide α-4-glucosyltransferase (EC 2.4.1.161);
α-6-glucosyltransferase (EC 2.4.1.24);
α-3-isomaltosyltransferase / cycloalternan-forming enzyme (EC 2.4.1.387);
Exo-α-1,4-galactosidase (EC 3.2.1.-);
[retaining] oligo-α-1,6-glucosidase (EC 3.2.1.10);
Dextranase (EC 3.2.1.11);
α-xylosidase (EC 3.2.1.177);
Sulfoquinovosidase (EC 3.2.1.199);
α-glucosidase (EC 3.2.1.20);
[retaining] cycloalternan-specific α-1,3-glucosidase / α-1,3-isomaltosidase (EC 3.2.1.204);
Mannosyl-oligosaccharide α-1,3-glucosidase (EC 3.2.1.207);
Exo-acting protein-α-N-acetylgalactosaminidase (EC 3.2.1.217);
α-galactosidase (EC 3.2.1.22);
α-mannosidase (EC 3.2.1.24);
[retaining] sucrose α-glucosidase (EC 3.2.1.48);
Exo-α-1,3-glucanase / α-1,3-glucosidase (EC 3.2.1.84);
Exo-α-1,4-glucan lyase (EC 4.2.2.13);
Mechanism Retaining a
ClanGH-D
3D Structure Status( β / α ) 8 barrel
Catalytic Nucleophile/BaseAsp
Catalytic Proton DonorAsp
NoteSubfamily classification initiated by Arumapperuma et al. 2023 [PMID:36806678]
External resourcesCAZypedia; PROSITE;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (25246); Uniprot accession (164); PDB accession (163); 3D entries (36); cryst (0)
Summary
Download GH31 (30130) Taxonomic display Structure (36) Characterized (136)
| 1 | 2 |
Eukaryota
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D Subf
 α-1,4-glucan lyase (Agll1) 4.2.2.13 pubmed
 Morchella costata CAB52260.1
AAE24522.1
AAR66625.1
ABA16066.1		 Q9UVZ2   8
 α-1,4-glucan lyase (Agll1) 4.2.2.13 pubmed
 Morchella vulgaris CAB52201.1
AAE24523.1
AAR66626.1
ABA16067.1		 Q9UVZ1   8
 α-glucosidase (AgdA) 3.2.1.20 pubmed
 Mortierella alliacea YN-15 BAC57563.1 Q876Z7   1
 α-glucosidase 3.2.1.20 pubmed
 Mucor javanicus BAA11053.1 Q92442   1
 α-glucosidase (GAA) (lysosomal) 3.2.1.20 pubmed
 Mus musculus AAH10210.1
AAB06943.1
BAC34888.1
BAC40382.1
BAE23960.1
BAE27243.1
BAE30001.1
CAM15004.1
CAM15005.1
CAM15006.1
CAM15007.1
NP_032090.2		 A2AFL4
P70699
P70699		   1
 membrane-bound maltase-glucoamylase (MGAM) 3.2.1.20 pubmed
 Mus musculus 129/Sv ACH86011.1 B5THE2   1
 sucrase-isomaltase (SI) 3.2.1.10
3.2.1.20		 pubmed
pubmed
pubmed
 Oryctolagus cuniculus AAA31459.1 P07768   1
 sucrase-isomaltase (SI) 3.2.1.20 pubmed
pubmed
 Oryctolagus cuniculus AAA31459.1 P07768   1
 α-glucosidase (Ong2;Ong-2;Ong3;OngX-H3;Os06g0675700) 3.2.1.20 pubmed
 Oryza sativa Japonica Group BAD45910.1
BAF20261.1
BAS99103.1		 Q0DA62
Q653V7		   1
 α-glucosidase (Ong1;OngX-H1;Os06g0676700) 3.2.1.20 pubmed
 Oryza sativa Japonica Group BAD45913.1
BAD45516.1
BAF20267.1
BAS99109.1		 A0A0P0X053
Q653V4		   1
 α-xylosidase (Ong4;OngX-H4;Os01g0130400) 3.2.1.177 pubmed
 Oryza sativa Japonica Group BAA99366.1
BAF03836.1
BAG95494.1
BAS70209.1		 A0A0N7KC97
Q0JQZ2
Q9LGC6		   1
 α-glucosidase 3.2.1.20 pubmed
 Penaeus vannamei CAB85963.1 Q9NFY8   1
 α-1,3-glucosidase (PAG;Pa_2_60) 3.2.1.20
3.2.1.84		 pubmed
pubmed
 Podospora anserina S mat+ CAP72574.1
CDP24969.1		 B2B450   1
 α-glucosidase 3.2.1.20 pubmed
 Pseudozyma tsukubaensis CAA39501.1 P29064   1
 α-glucosidase II / 2 (G-II) 3.2.1.20
3.2.1.84		 pubmed
pubmed
 Rattus norvegicus XP_215144.3     1
 α-glucosidase II (Gls2;Rot2;YBR229c;YBR1526) (ER) 3.2.1.20
3.2.1.207		 pubmed
pubmed
 Saccharomyces cerevisiae S288c CAA85192.1
NP_009788.1		 P38138   1
 α-glucosidase (Glz) 3.2.1.20 pubmed
 Saccharomycopsis fibuligera KZ CAF31354.1 Q701P0   1
 α-glucosidase II (Gsl2;SPAC1002.03c) 3.2.1.84 pubmed
 Schizosaccharomyces pombe 972h- CAB65603.1
CAK8726634.1
NP_593490.1		 Q9US55   1
 α-glucosidase (Agl1;Agl;SPAPB24D3.10c) 3.2.1.20 pubmed
 Schizosaccharomyces pombe 972h- CAC36906.1
BAB43946.1
CAK8727144.1
NP_593996.1		 Q9C0Y4   1
 α-glucosidase (GAM1) 3.2.1.20 pubmed
 Schwanniomyces occidentalis ATCC 26074 BAE20170.1 Q401B1   1
 α-glucosidase (glucoamylase) (Gam1;GAM1) 3.2.1.20 pubmed
 Schwanniomyces occidentalis ATCC 26076 AAA33923.1
CAA00795.1		 P22861   1
 α-glucosidase (Mal1) 3.2.1.20 pubmed
 Solanum tuberosum CAA04707.1 O24375   1
 α-glucosidase (Mal2) 3.2.1.20 pubmed
 Solanum tuberosum CAB96077.1 Q9LEC9   1
 α-glucosidase II α-subunit (SfGIIa) 3.2.1.20 pubmed
 Spodoptera frugiperda BAM78680.1 L8B8V1   1
 α-glucosidase II (Rot2;SsROT2) 3.2.1.20
3.2.1.84		 pubmed
pubmed
 Sporothrix schenckii EH206 AFG25509.1 H9TU28   1
 sucrase-isomaltase (SI) 3.2.1.48 pubmed
 Suncus murinus BAA25370.1 O62653   1
 sucrase-isomaltase (SI) 3.2.1.10 pubmed
 Suncus murinus BAA25370.1 O62653   1
 α-glucosidase II 3.2.1.20
3.2.1.84		 pubmed
pubmed
 Sus scrofa AAB49757.1 P79403   1
 α-glucosidase (acid) 3.2.1.20 pubmed
 Tetrahymena pyriformis BAA20462.1 O00906   1
 α-1,3-glucosidase II α-subunit (GIIa;CTHT_0064960) 3.2.1.84 pubmed
 Thermochaetoides thermophila DSM 1495 EGS17181.1 G0SG42 5DKX[A]
5DKY[A]
5DKZ[A]
5DL0[A]
5JQP[A] 		1
 α-xylosidase 3.2.1.177 pubmed
 Tropaeolum majus CAA10382.2 Q9ZP04   1
 glucosidase II, α-subunit (GII) 3.2.1.20 pubmed
 Trypanosoma brucei brucei 427 CAI26256.1 Q5TIL4   1
 α-glucosidase II (Gas1) 3.2.1.20 pubmed
 Ustilago maydis CL13 CAF05793.1 Q705V7   1
 α-glucosidase (AlphaGlu;Xd-AlphaGlu) 3.2.1.20 pubmed
 Xanthophyllomyces dendrorhous MYA131 ALS55547.1 A0A0U2M4R6   1
 α-glucosidase II α-subunit (GII;YALI0B06600g) 3.2.1.84 pubmed
 Yarrowia lipolytica CLIB122 CAG82805.1 Q6CFI8   1
unclassified
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D Subf
 α-xylosidase (MeXyl31) 3.2.1.177 pubmed
 uncultured microorganism BAU88419.1 A0A169PW02 5ZN6[A,B,C,D,E,F,G,H]
5ZN7[A,B,C,D,E,F,G,H] 		4
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