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Glycoside Hydrolase Family 31 / Subf 1

Activities in Sub Family[retaining] oligo-α-1,6-glucosidase (EC 3.2.1.10);
α-xylosidase (EC 3.2.1.177);
α-glucosidase (EC 3.2.1.20);
Mannosyl-oligosaccharide α-1,3-glucosidase (EC 3.2.1.207);
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);
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 (3002); Uniprot accession (116); PDB accession (77); 3D entries (12); cryst (0)
Summary
Download GH31_1 (7047) Taxonomic display Structure (12) Characterized (84)
Archaea
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3DSubf
 α-glucosidase (AglA; PTO0092) 3.2.1.20 pubmed
 Picrophilus torridus DSM 9790 AAT42677.1 Q6L2X4   1
 α-glucosidase with α-mannosidase activity (MalA;SsMalA;Sso1_0793) 3.2.1.20
3.2.1.24		 pubmed
pubmed
 Saccharolobus solfataricus 98/2 AAC38215.1
ACX91047.1
AET42970.1		 D0KQM8
G8GCW5
O59645
P0CD66		 2G3M[A,B,C,D,E,F]
2G3N[A,B,C,D,E,F] 		1
 α-glucosidase (MalA;SSO3051) 3.2.1.20 pubmed
 Saccharolobus solfataricus P2 AAK43151.1
AAO97625.1
ABJ38303.1
ABJ38315.1
ABJ38324.1
ACW20068.1
ACW20079.1
ACW20080.1
CAC24058.1
NP_344361.1		 P0CD66   1
 α-glucosidase (MalA;Saci_1160) 3.2.1.20 pubmed
 Sulfolobus acidocaldarius DSM 639 AAY80507.1 Q4J9M3   1
 α-glucosidase (ST2525) 3.2.1.20 pubmed
 Sulfurisphaera tokodaii str. 7 BAB67639.1
BAK54817.1
NP_378530.1		 F9VPH0
Q96XI8		   1
 α-glucosidase (AglA;Ta0298) 3.2.1.20 doi
 Thermoplasma acidophilum DSM 1728 CAC11443.1
NP_393778.1		 Q9HLD0   1
Bacteria
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3DSubf
 α-glucosidase (AG31A;BspAG31A) 3.2.1.20 pubmed
 Bacillus sp. SW20 / AHU 2001 BAQ19546.1 A0A0B6VK42   1
 α-glucosidase II / oligo-α-1,6-glucosidase (BthG II) 3.2.1.10
3.2.1.20		 pubmed
pubmed
 Bacillus thermoamyloliquefaciens KP1071 (FERM-P8477) BAA76396.1 Q9F234   1
 α-glucosidase (BT3299;BT_3299) 3.2.1.20 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO78405.1
NP_812211.1		 Q8A2K6 5DJW[A,B] 1
 α-glucosidase / maltase-glucoamylase (Ro-aG1;RUMOBE_03919) 3.2.1.20 pubmed
 Blautia obeum ATCC 29174 ZP_01966167.1 A5ZY13 3FFJ[A,B]
3M46[A,B]
3M6D[A,B]
3MKK[A,B]
3N04[A,B]
3NQQ[A,B]
3NSX[A,B]
3NUK[A,B]
3NXM[A,B,C,D]
3PHA[A,B,C,D]
3POC[A,B]
6C9X[A,B]
6C9Z[A,B]
6CA1[A,B]
6CA3[A,B] 		1
 α-glucosidase (GluA;TTE0006) 3.2.1.20 pubmed
 Caldanaerobacter subterraneus subsp. tengcongensis MB4 AAM23323.1
NP_621719.1		 Q8RDL1   1
 α-1,3-glucosidase (LjAg31) (partial) 3.2.1.84 pubmed
 Lactobacillus johnsonii NBRC 13952 ACO57638.1 C1KIT5   1
 α-glucosidase 3.2.1.20 doi
 Thermoanaerobacter ethanolicus JW 200 ABR26230.1 A6NAA1   1
Eukaryota
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3DSubf
 α-glucosidase / α-1,3-glucosidase (Aig) 3.2.1.20
3.2.1.84		 pubmed
pubmed
 Acremonium implicatum BAD08418.1 Q75QW0   1
 α-glucosidase 1 (Aglu1;Aglu-1;At5g11720) 3.2.1.20 pubmed
 Arabidopsis thaliana AAB82656.1
AAK96644.1
AAN72233.1
AAX04435.1
AED91714.1
CAB87690.1
NP_196733.1		 A0A654G0A6
O22444
Q9LYF8		   1
 α-glucosidase / α-xylosidase (AtXyl1;AXY3;AtGlu2;Aglu2;Aglu-2;At1g68560) 3.2.1.20
3.2.1.177		 pubmed
pubmed
 Arabidopsis thaliana AAD37363.1
AAD05539.1
AAD49987.1
AAL09716.1
AAO11591.1
AEE34811.1
BAS22090.1
BAS22093.1
NP_177023.1		 A0A0K2S4Q7
Q9S7Y7
Q9ZP26		   1
 α-glucosidase II (Rsw3;Aglu3;Aglu-3;At5g63840) (RSW3) 3.2.1.84 pubmed
 Arabidopsis thaliana BAB11032.1
AED97803.1
ANM68707.1
NP_201189.1		 A0A1P8BAU5
A0A654GDY8
Q9FN05		   1
 α-glucosidase (α-G I;α-GI) 3.2.1.20 doi
 Aspergillus awamori KT-11 BAD06006.1 Q76KT3   1
 α-glucosidase B (AgdB) 3.2.1.20 pubmed
 Aspergillus nidulans BAB39856.1 Q9C1S7   1
 α-glucosidase (AgdB;AN8953.2) 3.2.1.20 pubmed
 Aspergillus nidulans FGSC A4 EAA63748.1 A0A1U8QMD2
C8VLA3
G5EB11		   1
 α-glucosidase (AgdC;AN7345.2) 3.2.1.20 pubmed
 Aspergillus nidulans FGSC A4 ABF50883.1
EAA61716.1		 C8VCK6
Q5AWI5		   1
 α-glucosidase (AgdE;AN0941.2) 3.2.1.20 pubmed
 Aspergillus nidulans FGSC A4 ABF50846.1
EAA65970.1		 A0A1U8QHS6
Q1HFV4		   1
 α-glucosidase (AgdA;AN2017.2) 3.2.1.20 pubmed
 Aspergillus nidulans FGSC A4 EAA64849.1
AAF17102.1		 A0A1U8QJW0
C8VLE5
G5EB03
Q9UV08		   1
 α-glucosidase (Agl;ANG) 3.2.1.20 pubmed
 Aspergillus niger AHU 7322 BAM72725.1 A0PCH8   1
 α-glucosidase (AgdA; AnigAgdA; AglU; An04g06920) 3.2.1.20 pubmed
 Aspergillus niger CBS 513.88 CAK44692.1 A2QJF7   1
 α-glucosidase (AglA) 3.2.1.20 pubmed
 Aspergillus niger GN-3 BAA23616.1
AAB23581.1
BAF37801.1		 A0PCH8
P56526		   1
 α-1,3-glucosidase II α-subunit (AoGls2a;G-II;AO090102000559) 3.2.1.84 pubmed
 Aspergillus oryzae RIB40 BAE61578.1 Q2UA37   1
 α-glucosidase (AgdB; AO090038000471) 3.2.1.20 URL
 Aspergillus oryzae RIB40 BAE64257.1     1
 α-glucosidase (AgdA;Agl; AO090003001209) 3.2.1.20 pubmed
 Aspergillus oryzae RIB40 BAA08125.1
BAA95702.1
BAE58289.1		 Q12558   1
 α-glucosidase (AgdL; AsojAgdL) 3.2.1.20 pubmed
 Aspergillus sojae NBRC 4239     7XOI[A,C,E,G,I,K,M,O,B,D,F,H,J,L,N,P] 1
 α-glucosidase (Agl;SBG) 3.2.1.20 pubmed
 Beta vulgaris BAM74081.1
BAM72724.1		 L0N1H0
L0N7E5		 3W37[A]
3W38[A]
3WEL[A]
3WEM[A]
3WEN[A]
3WEO[A] 		1
 α-glucosidase (SBG) 3.2.1.20 pubmed
 Beta vulgaris BAA20343.1
AAX04433.1		 O04931   1
 α-glucosidase II α-subunit (BmGIIa) 3.2.1.20 pubmed
 Bombyx mori BAM78681.1 L8B8U1   1
 acidic α-glucosidase 3.2.1.20 pubmed
 Bos taurus AAF81637.1
AAF81636.1
NP_776338.1		 Q9MYM4   1
 α-glucosidase ( Aagr-1;D2096.3/D2096.12) 3.2.1.20 pubmed
 Caenorhabditis elegans Bristol N2 AAA81491.1
AAO91743.1
NP_501419.1		 Q19004   1
 α-glucosidase (Aagr-3;F40F9.6;CELE_F40F9.6) 3.2.1.20 pubmed
 Caenorhabditis elegans Bristol N2 CAA94764.1
CAB54240.1
CCM09381.1
NP_505507.1		 J7SA48
Q20239
Q9U3F8		   1
 α-glucosidase (Aagr-4;F52D1.1) 3.2.1.20 pubmed
 Caenorhabditis elegans Bristol N2 AAB71267.2
AAB71267.3
CCD70824.1
NP_508105.1		 O17352   1
 α-glucosidase (glucoamylase) (Gca1) 3.2.1.20 pubmed
 Candida albicans AAC31968.1
AAV04403.1		 O74254   1
 α-glucosidase II (Rot2;CaO19.8589) 3.2.1.20
3.2.1.207		 pubmed
pubmed
 Candida albicans SC5314 EAK97887.1
AOW29468.1		 Q5A4X3   1
 α-glucosidase (Gaa1) 3.2.1.20 pubmed
 Coturnix japonica BAA25884.1
BAC15595.1		 O73626   1
 acid α-glucosidase (Gaa2;GAAII) 3.2.1.20 pubmed
 Coturnix japonica BAA25890.2
BAC15596.1		 O73632   1
 α-glucosidase II (ModA;DDB_G0269154) 3.2.1.84 pubmed
 Dictyostelium discoideum AAB18921.1 Q94502   1
 α-glucosidase (HdAgl1;HdAgl) 3.2.1.20 pubmed
 Haliotis discus hannai BAN67474.1 S6BN65   1
 α-glucosidase A (GAA) (lysosomal) 3.2.1.20 pubmed
 Homo sapiens CAA68763.1
AAA52506.1
AAB33842.1
AAH40431.1
ABI53718.1
ACM80396.1
ACM84029.1
BAH13042.1
CAA38907.1
CAA68764.1
CAC12967.1
CAE85448.1
NP_000143.1
SJX48026.1		 B7Z5V6
P10253
P10253
Q8IWE7		 5KZW[A]
5KZX[A]
5NN3[A]
5NN4[A]
5NN5[A]
5NN6[A]
5NN8[A]
7P2Z[A,B]
7P32[A]
8CB1[B]
8CB6[B] 		1
 α-glucosidase II (GanAB;G2AN;KIAA0088 ) 3.2.1.20
3.2.1.207		 pubmed
pubmed
 Homo sapiens AAF66685.1
AAH17433.2
AAH17435.2
AAH65266.1
ACJ13667.1
BAA07642.1
BAG58624.1
BAG58692.1
BAG61688.1
BAG63965.1
CAA04006.1
SJX47948.1
XP_043268.1		 B4DIW2
B4DJ30
B4DSM6
B4DZ53
Q14697
Q14697
V9HWJ0		 8D43[A]
8EMR[A] 		1
 maltase-glucoamylase (MgaM; Mga; MGAML) 3.2.1.20 pubmed
pubmed
 Homo sapiens AAC39568.2
AAI20873.1
AAL83560.1
NP_004659.1		 O43451
Q8TE24		 3TON[A,B]
3TOP[A,B] 		1
 maltase-glucoamylase (MgaM; Mga; MGAML) 3.2.1.20 pubmed
pubmed
 Homo sapiens AAC39568.2
AAI20873.1
AAL83560.1
AAP21875.1
NP_004659.1		 O43451
Q86UM5
Q8TE24		 2QLY[A]
2QMJ[A]
3CTT[A]
3L4T[A]
3L4U[A]
3L4V[A]
3L4W[A]
3L4X[A]
3L4Y[A]
3L4Z[A] 		1
 sucrase-isomaltase (SI) 3.2.1.48 pubmed
 Homo sapiens AAT18166.1
AAI15035.1
AAI16453.1
AAI16454.1
AAI32835.1
AAI32861.1
AAT19036.1
ABH87017.1
ACM85129.1
ACP58672.1
CAA45140.1
NP_001032.1		 P14410   1
 sucrase-isomaltase (SI) 3.2.1.10 pubmed
 Homo sapiens AAT18166.1
AAA60551.1
AAI15035.1
AAI16453.1
AAI16454.1
AAI32835.1
AAI32861.1
AAT19036.1
ABH87017.1
ACM85129.1
ACP58672.1
CAA45140.1
NP_001032.1		 P14410 3LPO[A,B,C,D]
3LPP[A,B,C,D] 		1
 α-glucosidase 3.2.1.20 pubmed
 Hordeum vulgare AAB02985.1
AAX04432.1		 Q43763   1
 α-glucosidase (Agl1;Agl97) 3.2.1.20 pubmed
 Hordeum vulgare subsp. vulgare AAF76254.1
ACZ37234.1
ACZ37244.1
ACZ37249.1
BAJ89297.1		 D1MDV2
D1MDW2
D1MDW7
F2D2H6
Q9LLY2		   1
 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
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