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 (10986); Uniprot accession (1017); PDB accession (119); 3D entries (26); cryst (0)
All (10388) Archaea (105) Bacteria (9423) Eukaryota (787) unclassified (73) Structure (26) Characterized (124)
unclassified
Protein Name EC#OrganismGenBank UniprotPDB/3D
 α-xylosidase (Mexyl31)   uncultured microorganism BAU88419.1   5ZN6[A,B,C,D,E,F,G,H]
5ZN7[A,B,C,D,E,F,G,H]
 ORF   uncultured organism ADD61492.1 D9ZDT8  
 ORF   uncultured organism AGU09890.1    
 ORF   uncultured organism AGU10109.1    
 ORF   uncultured organism AGU10277.1    
 ORF   uncultured organism AGU12300.1    
 ORF, partial   uncultured organism AGU10782.1    
 ORF   uncultured organism AGU11262.1    
 EKD16_20650 (YicI)   Streptomonospora sp. M2 QBI55889.1    
 WN16_03190   Citrobacter sp. ABFQG QBI28255.1    
 WN16_04295   Citrobacter sp. ABFQG QBI28445.1    
 WN16_07235   Citrobacter sp. ABFQG QBI28968.1    
 MG068_19800   Stenotrophomonas sp. ASS1 QBL42641.1    
 E1B03_25775 (YicI)   Citrobacter sp. LY-1 QBM25661.1    
 E1750_16660   Flavobacterium sp. GS13 QBN20353.1    
 E1750_03400   Flavobacterium sp. GS13 QBN17886.1    
 E1750_08960   Flavobacterium sp. GS13 QBN18927.1    
 E3D81_00605   Sphingobacterium sp. CZ-2 QBR10752.1    
 E3D81_12890   Sphingobacterium sp. CZ-2 QBR13010.1    
 E3D81_05755   Sphingobacterium sp. CZ-2 QBR11704.1    
 E2F51_07590   Erwinia sp. QL-Z3 QBR49858.1    
 KTC_24840   Thermosporothrix sp. COM3 BBH87733.1    
 KTC_30230   Thermosporothrix sp. COM3 BBH88272.1    
 DAIF1_39600   Stenotrophomonas sp. DAIF1 QBR46367.1    
 E2F51_07230   Erwinia sp. QL-Z3 QBR49796.1    
 E4K62_15060 (YicI)   Microbacterium sp. dk512 QBR89887.1    
 E4Z61_17450 (YicI)   Citrobacter sp. SNU WT2 QBX82037.1    
 EPZ47_26605   Pseudomonas sp. 11K1 QBZ92115.1    
 E5N77_05040 (YicI)   Streptomyces sp. SS52 QCB21251.1    
 E5N77_25950   Streptomyces sp. SS52 QCB24883.1    
 E5790_11155   Stenotrophomonas sp. PAMC25021 QCB34207.1    
 E5673_19455   Sphingomonas sp. PAMC26645 QCB44119.1    
 E5673_11130   Sphingomonas sp. PAMC26645 QCB42708.1    
 E5225_15180 (YicI)   Cellulomonas sp. Z28 QCB94699.1    
 E5225_08205   Cellulomonas sp. Z28 QCB95272.1    
 E5225_01210   Cellulomonas sp. Z28 QCB92378.1    
 E5554_21780   Sphingobium sp. PAMC28499 QCB40235.1    
 E7747_14480   Muribaculum sp. H5 QCD43370.1    
 E7747_08605   Muribaculum sp. H5 QCD42336.1    
 E7745_05365   Duncaniella sp. C9 QCD40725.1    
 E7746_00750   Muribaculum sp. TLL-A4 QCD34512.1    
 E7746_12515   Muribaculum sp. TLL-A4 QCD36642.1    
 E7745_00595   Duncaniella sp. C9 QCD38158.1    
 E7746_05985   Muribaculum sp. TLL-A4 QCD35475.1    
 E7746_00700   Muribaculum sp. TLL-A4 QCD34502.1    
 E7745_06230   Duncaniella sp. C9 QCD39158.1    
 E7746_13735   Muribaculum sp. TLL-A4 QCD36861.1    
 E7746_00475   Muribaculum sp. TLL-A4 QCD34460.1    
 E7747_09535   Muribaculum sp. H5 QCD42498.1    
 E7745_00760   Duncaniella sp. C9 QCD38190.1    
 E7747_09630   Muribaculum sp. H5 QCD42516.1    
 E9099_09030   Psychroserpens sp. NJDZ02 QCE41556.1    
 E9099_14975   Psychroserpens sp. NJDZ02 QCE42653.1    
 FA702_18755   Novosphingobium sp. ABRDHK2 QCI95718.1    
 FA702_18695   Novosphingobium sp. ABRDHK2 QCI95706.1    
 FCS00_00990   Elizabethkingia sp. 2-6 QCO45011.1    
 FCN45_09350   Pantoea sp. SO10 QCP59568.1    
 ECC18A13_013740   Enterobacter sp. 18A13 BBJ66809.1    
 ECC18A13_000920   Enterobacter sp. 18A13 BBJ65527.1    
 EHF32_09530 (YicI)   Microbacterium sp. RG1 QCQ16939.1    
 FDZ78_09070   Duncaniella sp. B8 QCP73775.1    
 FDZ78_09935   Duncaniella sp. B8 QCP72850.1    
 FDZ78_04485   Duncaniella sp. B8 QCP71877.1    
 FDZ78_04300   Duncaniella sp. B8 QCP71841.1    
 FD428_20920   Citrobacter sp. TBCP-5362 QCQ73344.1    
 FD428_14230   Citrobacter sp. TBCP-5362 QCQ72103.1    
 C1N80_02190   Brachybacterium sp. SGAir0954 QCR52510.1    
 C1N53_12660   Pontibacter sp. SGAir0037 QCR23113.1    
 C1N53_14935   Pontibacter sp. SGAir0037 QCR23510.1    
 E5Z56_00580   Ruminococcus sp. JE7A12 QCT05950.1    
 FEM41_13995   Izhakiella sp. KSNA2 QCT20674.1    
 FEM41_11740   Izhakiella sp. KSNA2 QCT20271.1    
 FFU37_15205   unidentified QCU75729.1    
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