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)
| 1 | ... | 85 | 86 | 87 | 88 | 89 | 90 | 91 | 92 | 93 | ... | 221 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D Subf
 ECSE_4161   Escherichia coli SE11 BAG79685.1     13
 ECSE_3939   Escherichia coli SE11 BAG79463.1     3
 ECSF_3500   Escherichia coli SE15 BAI57040.1     3
 ECSF_0022   Escherichia coli SE15 BAI53562.1     4
 ECSF_3728   Escherichia coli SE15 BAI57268.1     13
 DP32_21200   Escherichia coli SEC470 AKF22834.1     3
 DP32_22560   Escherichia coli SEC470 AKF23075.1     13
 AWH59_25675   Escherichia coli SEC470 ALZ69317.1     13
 AWH59_28530   Escherichia coli SEC470 ALZ69845.1     3
 AN203_00240   Escherichia coli SF-088 ALD37904.1     3
 AN204_00240   Escherichia coli SF-166 ALD33120.1     3
 AN205_00240   Escherichia coli SF-173 ALD28177.1     3
 AN206_00240   Escherichia coli SF-468 ALD22946.1     3
 HF527_00250 (YicI)   Escherichia coli SFE8 QJB63162.1     3
 HF527_23560 (YihQ)   Escherichia coli SFE8 QJB67341.1     13
 F7D02_24575 (YihQ)   Escherichia coli SJ7 QGJ06912.1     13
 F7D02_25715 (YicI)   Escherichia coli SJ7 QGJ07113.1     3
 DAECLI1_4611 (YicI)   Escherichia coli SK1144 BBF21780.1     3
 DAECLI1_0780   Escherichia coli SK1144 BBF17949.1     4
 FQT94_20455 (YihQ)   Escherichia coli SL112 QGJ62626.1     13
 FQT94_19170 (YicI)   Escherichia coli SL112 QGJ62413.1     3
 BJJ90_00290   Escherichia coli SLK172 APT00552.1     3
 BJJ90_25685   Escherichia coli SLK172 APT05137.1     13
 CP957_00345   Escherichia coli SMN013SH2 AUM20380.1     3
 CP957_26935   Escherichia coli SMN013SH2 AUM24875.1     13
 CR916_28795   Escherichia coli SMN152SH1 AUL92723.1     13
 CR916_27540   Escherichia coli SMN152SH1 AUL92514.1     3
 CRT55_28645   Escherichia coli SMN197SH3 AUL87494.1     13
 CRT55_01200   Escherichia coli SMN197SH3 AUL82850.1     3
 EcSMS35_4263   Escherichia coli SMS-3-5 ACB15838.1     13
 EcSMS35_3999   Escherichia coli SMS-3-5 ACB16687.1     3
 EcSMS35_0019   Escherichia coli SMS-3-5 ACB17183.1     4
 SG46_3924 (YihQ)   Escherichia coli SQ110 AKF65888.1     13
 SG46_3711 (YicI)   Escherichia coli SQ110 AKF65689.1     3
 SG47_3924 (YihQ)   Escherichia coli SQ171 AKF70028.1     13
 SG47_3711 (YicI)   Escherichia coli SQ171 AKF69829.1     3
 CS35_3930 (YihQ)   Escherichia coli SQ2203 AKF74166.1     13
 CS35_3711 (YicI)   Escherichia coli SQ2203 AKF73968.1     3
 SG48_3728 (YicI)   Escherichia coli SQ37 AKF57411.1     3
 SG48_3952 (YihQ)   Escherichia coli SQ37 AKF57610.1     13
 SG49_3930 (YihQ)   Escherichia coli SQ88 AKF61749.1     13
 SG49_3711 (YicI)   Escherichia coli SQ88 AKF61551.1     3
 AR439_15225   Escherichia coli SRCC 1675 AMW49122.1     13
 AR439_13740   Escherichia coli SRCC 1675 AMW48860.1     3
 FZ043_00250 (YicI)   Escherichia coli ST130 QEM48664.1     3
 CF58_29270   Escherichia coli ST2747 AHM45907.1
AHM50510.1
AHM54952.1
    3
 CF58_00195   Escherichia coli ST2747 AHM41627.1
AHM46260.1
AHM50818.1
    13
 CF58_09615   Escherichia coli ST2747 AHM42991.1
AHM47623.1
AHM52162.1
    2
 CF60_31115   Escherichia coli ST2747 AHM55233.1     2
 DL559_08920   Escherichia coli ST410 AXL01648.1     3
 DL559_07715   Escherichia coli ST410 AXL01444.1     13
 BU34_00325   Escherichia coli ST540 AHM27956.1
AHM32482.1
AHM37044.1
    3
 FH07_24465   Escherichia coli ST648 ALV71152.1     3
 FH07_01580   Escherichia coli ST648 ALV66934.1     13
 FH07_08965   Escherichia coli ST648 ALV68286.1     2
 F3J96_25155 (YicI)   Escherichia coli ST95-32 QER73013.1     3
 FIP50_00245 (YicI)   Escherichia coli STB20-1 QIP94626.1     3
 FNE80_23310 (YihQ)   Escherichia coli STEC005 QHR03797.1     13
 FNE80_00245 (YicI)   Escherichia coli STEC005 QHQ99595.1     3
 CFI09_00330   Escherichia coli STEC299 AUM05990.1     3
 CFI09_24590   Escherichia coli STEC299 AUM10309.1     13
 FNE81_00250 (YicI)   Escherichia coli STEC309 QHR24650.1     3
 FNE81_23375 (YihQ)   Escherichia coli STEC309 QHR28859.1     13
 FNE82_00245 (YicI)   Escherichia coli STEC313 QHR29356.1     3
 FNE82_24420 (YihQ)   Escherichia coli STEC313 QHR33700.1     13
 FNE83_00245 (YicI)   Escherichia coli STEC316 QHR34227.1     3
 FNE83_25505 (YihQ)   Escherichia coli STEC316 QHR38770.1     13
 FNE84_24290 (YihQ)   Escherichia coli STEC367 QHR43633.1     13
 FNE84_00245 (YicI)   Escherichia coli STEC367 QHR39304.1     3
 FNE85_23390 (YihQ)   Escherichia coli STEC388 QHR48209.1     13
 FNE85_00355 (YicI)   Escherichia coli STEC388 QHR44170.1     3
 FNE86_00245 (YicI)   Escherichia coli STEC409 QHR48925.1     3
 FNE87_00245 (YicI)   Escherichia coli STEC711 QHR53461.1     3
 FNE87_22120 (YihQ)   Escherichia coli STEC711 QHR57442.1     13
 FNE88_00250 (YicI)   Escherichia coli STEC719 QHR58321.1     3
 FNE88_23715 (YihQ)   Escherichia coli STEC719 QHR62575.1     13
 i14_4152 (YicI)   Escherichia coli str. clone D i14 AER91597.1     3
 i02_4152 (YicI)   Escherichia coli str. clone D i2 AER86678.1     3
 ECDH10B_3838   Escherichia coli str. K-12 substr. DH10B ACB04705.1     3
 ECDH10B_4068   Escherichia coli str. K-12 substr. DH10B ACB04892.1     13
 BN896_3347 (YicI)   Escherichia coli str. K-12 substr. MC4100 CDJ73218.1     3
 BN896_3548 (YihQ)   Escherichia coli str. K-12 substr. MC4100 CDJ73020.1     13
 ECMDS42_3317 (YihQ)   Escherichia coli str. K-12 substr. MDS42 BAL40449.1     13
 ECMDS42_3090 (YicI)   Escherichia coli str. K-12 substr. MDS42 BAL40248.1     3
 α-xylosidase (YicI;EcYicI;b3656) 3.2.1.177 Escherichia coli str. K-12 substr. MG1655 AAC76680.1
AAA62009.1
AIZ93543.1
ALI38655.1
AMC96544.1
AUG18368.1
AVI53824.1
AYG17401.1
NP_418113.1
P31434 1WE5[A,B,C,D,E,F]
1XSI[A,B,C,D,E,F]
1XSJ[A,B,C,D,E,F]
1XSK[A,B,C,D,E,F]
2F2H[A,B,C,D,E,F]
3
 sulfoquinovosidase (SQase;YihQ;b3878) 3.2.1.199 Escherichia coli str. K-12 substr. MG1655 AAC76875.1
AAB03011.1
AIZ93343.1
ALI38454.1
AMC96746.1
AUG18567.1
AVI54027.1
AYG21326.1
NP_418314.1
P32138 5AED[A,B]
5AEE[A,B]
5AEG[A,B]
5OHT[A,B]
13
 AWN69_06280   Escherichia coli str. K-12 substr. MG1655 JW5437-1 AMK99648.1     13
 AWN69_07425   Escherichia coli str. K-12 substr. MG1655 JW5437-1 AMK99849.1     3
 α-glucosidase (YihQ)   Escherichia coli str. K-12 substr. W3110 BAE77431.1
APC53553.1
    13
 α-xylosidase (YicI)   Escherichia coli str. K-12 substr. W3110 BAE77637.1
APC53756.1
    3
 Y979_20760   Escherichia coli str. Sanji AMU84432.1     13
 Y979_19590   Escherichia coli str. Sanji AMU84228.1     3
 CA270_15185   Escherichia coli strain Z247 ARR66141.1     3
 CA270_20525   Escherichia coli strain Z247 ARR67072.1     4
 GPL39_00300 (YicI)   Escherichia coli T16R QIN68132.1     3
 GPL39_21385 (YihQ)   Escherichia coli T16R QIN71908.1     13
 G7B60_00265 (YicI)   Escherichia coli T28R QIN72662.1     3
 G7B60_21315 (YihQ)   Escherichia coli T28R QIN76414.1     13
 HO402_03535 (YicI)   Escherichia coli T7Express_Crystal QJY91059.1     3
 HO402_03500   Escherichia coli T7Express_Crystal QJY91053.1     2
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