Activities in Family | β-1,6-N-acetylglucosaminidase (EC 3.2.1.-); β-N-acetyl-6-sulfo-glucosaminidase (EC 3.2.1.-); Lacto-N-biosidase (EC 3.2.1.140); β-N-acetylhexosaminidase (EC 3.2.1.52); Mannosyl-glycoprotein endo-β-N-acetylglucosaminidase (EC 3.2.1.96); |
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Mechanism | Retaining e |
Clan | GH-K |
3D Structure Status | ( β / α ) 8 barrel |
Catalytic Nucleophile/Base | carbonyl oxygen of C-2 acetamido group of substrate |
Catalytic Proton Donor | Glu |
External resources | CAZypedia; HOMSTRAD; PRINTS; Tay-Sachs Disease; |
Commercial Enzyme Provider(s) | MEGAZYME; |
Statistics | GenBank accession (19980); Uniprot accession (182); PDB accession (113); 3D entries (32); cryst (0) |
Bacteria | ||||||||||||||||||||||||||||||||||||
Protein Name | EC# | Organism | GenBank | Uniprot |
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dispersin B / β-1,6-N-acetylglucosaminidase (DspB) | 3.2.1.- | Aggregatibacter actinomycetemcomitans CU1000 | AAP31025.1 | Q840G9 |
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Amuc_0369 | Akkermansia muciniphila ATCC BAA-835 | ACD04208.1 QTD81022.1 |
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β-N-acetylhexosaminidase (Amuc_0868) | 3.2.1.52 | Akkermansia muciniphila ATCC BAA-835 | ACD04701.1 QTD81489.1 |
B2UQG6 |
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β-N-acetylhexosaminidase (Amuc_2018) | 3.2.1.52 | Akkermansia muciniphila ATCC BAA-835 | ACD05828.1 QTD80528.1 |
B2UP57 |
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β-N-acetylhexosaminidase (Amuc_2136) | 3.2.1.52 | Akkermansia muciniphila ATCC BAA-835 | ACD05945.1 QTD80640.1 |
B2UPR7 |
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β-N-acetylhexosaminidase (BF3095; BF9343_3009) | Bacteroides fragilis NCTC 9343 | CAH08790.1 |
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β-N-acetyl-6-sulfo-glucosaminidase (Btheta7330_03706) | 3.2.1.- | Bacteroides thetaiotaomicron 7330 | ALJ43236.1 |
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β-N-acetylglucosaminidase (BT0459; BT_0459) | 3.2.1.52 | Bacteroides thetaiotaomicron VPI-5482 | AAO75566.1 NP_809372.1 |
A0A174QSL3 Q8AAK5 |
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β-N-acetyl-6-sulfo-glucosaminidase (BbhII) | 3.2.1.- | Bifidobacterium bifidum JCM 1254 | BAI94823.1 | D4QAP5 |
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lacto-N-biosidase (LnbB) | 3.2.1.140 | Bifidobacterium bifidum JCM 1254 | ABZ78855.1 | B3TLD6 |
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endoglycosidase (EndoE;NdoE) | 3.2.1.96 | Enterococcus faecalis HER1044 | AAR20477.1 | Q6U890 |
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β-N-acetylhexosaminidase (FjGH20; Fjoh_4556) | 3.2.1.52 | Flavobacterium johnsoniae UW101 | ABQ07555.1 | A5FB64 |
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β-N-acetylhexosaminidase (hj5Nag) | 3.2.1.52 | Microbacterium sp. HJ5 | ARJ33352.1 | A0A1W6AQA7 |
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β-N-acetyl-6-sulfo-glucosaminidase (Niako_3494) | 3.2.1.- | Niastella koreensis GR20-10 | AEV99795.1 | G8TKW6 |
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β-N-acetylhexosaminidase (AAur_4089) | Paenarthrobacter aurescens TC1 | ABM09106.1 |
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β-hexosaminidase (Hex1T) | 3.2.1.52 | Paenibacillus sp. TS12 | BAI63641.1 | D0VX21 D2KW09 |
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mucin-desulfating glycosidase / sulfoglycosidase / β-6-SO3-N-acetylglucosaminidase (SGL) | 3.2.1.- | Prevotella sp. RS2 | AAW30398.1 | Q5MAH5 |
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chitobiase (Chb;Ctb;SmCHB;SmGH20A) | 3.2.1.52 | Serratia marcescens 2170 | AAB03808.1 | Q54468 |
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β-N-acetylglucosaminidase (GcnA) | 3.2.1.52 | Streptococcus gordonii FSS2 | AAS02154.1 | Q6ST21 |
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β-N-acetylhexosaminidase (StrH;spr0057) | 3.2.1.52 | Streptococcus pneumoniae R6 | AAK98861.1 NP_357651.1 |
Q8DRL6 |
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β-N-acetylhexosaminidase (StrH;spr0057) | 3.2.1.52 | Streptococcus pneumoniae R6 | AAK98861.1 NP_357651.1 |
Q8DRL6 |
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β-N-acetylhexosaminidase (GH20C;SP2141;SP_2141) | 3.2.1.52 | Streptococcus pneumoniae TIGR4 | AAK76198.1 | A0A0H2US73 |
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β-N-acetylglucosaminidase (StrH;SP0057;SP_0057) | 3.2.1.52 | Streptococcus pneumoniae TIGR4 | AAK74246.1 NP_344606.1 |
P49610 |
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β-N-acetylglucosaminidase (StrH;SP0057;SP_0057) | 3.2.1.52 | Streptococcus pneumoniae TIGR4 | AAK74246.1 NP_344606.1 |
P49610 |
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β-N-acetylhexosaminidase (HexA;SCO2786) | 3.2.1.52 | Streptomyces coelicolor A3(2) | CAB87223.1 NP_627016.1 |
Q9L068 |
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β-N-acetylglucosaminidase (Hex;SpHex) | 3.2.1.52 | Streptomyces plicatus | AAC38798.3 | O85361 |
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lacto-N-biosidase | 3.2.1.140 | Streptomyces sp. 142 | AAD10478.1 AAE24545.1 |
Q9Z4I7 |
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β-N-acetylglucosaminidase (Nag2;VhNag2) | 3.2.1.52 | Vibrio harveyi 650 | ADJ68333.1 | D9ISE0 |
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Eukaryota | ||||||||||||||||||||||||||||||||||||
Protein Name | EC# | Organism | GenBank | Uniprot |
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β-N-acetylhexosaminidase (HexA) | 3.2.1.52 | Aspergillus oryzae CCF 1066 | AAM13977.1 | Q8J2T0 |
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β-N-acetylglucosaminidase / β-hexosaminidase A (α-chain) (HexA) | 3.2.1.52 | Homo sapiens | AAB00965.1 AAA51827.1 AAD13932.1 AAH01138.2 AAH18927.1 AAH21030.1 AAH84537.1 AAQ70000.1 ACM85216.1 ALQ33567.1 ALQ33569.1 ALQ33570.1 BAD96222.1 BAG59159.1 BAG60039.1 BAG62619.1 BAG62730.1 CAH10482.1 NP_000511.1 |
A0A0S2Z3L7 A0A0S2Z3U8 A0A0S2Z3W3 B4DVA7 B4DVL8 P06865 Q9BVJ8 |
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β-N-acetylglucosaminidase B (β-chain) (HexB) | 3.2.1.52 | Homo sapiens | AAA52645.1 AAA51828.1 AAA51829.1 AAA68620.1 AAH17378.1 AAM46114.1 AAP88921.1 AAV48875.1 ACI46028.1 ACV87197.1 ADO22272.1 NP_000512.1 |
A0A024RAJ6 P07686 Q5URX0 |
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β-N-acetylhexosaminidase (Hex1; OfHex1) | 3.2.1.52 | Ostrinia furnacalis | ABI81756.1 | Q06GJ0 |
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