Glycoside Hydrolase Family 20

Activities in Familyβ-hexosaminidase (EC 3.2.1.52); lacto-N-biosidase (EC 3.2.1.140); β-1,6-N-acetylglucosaminidase) (EC 3.2.1.-); β-6-SO3-N-acetylglucosaminidase (EC 3.2.1.-)
Mechanism Retaining
ClanGH-K
3D Structure Status( β / α ) 8
Catalytic Nucleophile/Basecarbonyl oxygen of C-2 acetamido group of substrate
Catalytic Proton DonorGlu
External resourcesCAZypedia; HOMSTRAD; PRINTS; Tay-Sachs Disease;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (4551); Uniprot accession (779); PDB accession (79); 3D entries (18); cryst (1)
All (4268) Archaea (4) Bacteria (3943) Eukaryota (310) Viruses (1) unclassified (10) Structure (18 - 1 cryst) Characterized (124)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ... | 40 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 BF638R_4105   Bacteroides fragilis 638R CBW24542.1 E1WPI9  
 BF638R_1016   Bacteroides fragilis 638R CBW21582.1 E1WMG0  
 BF638R_0711   Bacteroides fragilis 638R CBW21295.1 E1WLD2  
 BF638R_3114   Bacteroides fragilis 638R CBW23589.1 E1WTL2  
 BF638R_1733 (NahB)   Bacteroides fragilis 638R CBW22259.1 E1WUA7  
 BF638R_3121   Bacteroides fragilis 638R CBW23596.1 E1WTL9  
 BF638R_3685   Bacteroides fragilis 638R CBW24136.1 E1WWW0  
 BF638R_2251   Bacteroides fragilis 638R CBW22765.1 E1WMN1  
 BF638R_1729 (NahA)   Bacteroides fragilis 638R CBW22255.1 E1WUA3  
 MB0529_00943   Bacteroides fragilis BE1 CUA17597.1    
 MB0529_01605   Bacteroides fragilis BE1 CUA18252.1    
 MB0529_02918   Bacteroides fragilis BE1 CUA19537.1    
 MB0529_03521   Bacteroides fragilis BE1 CUA20130.1    
 MB0529_03988   Bacteroides fragilis BE1 CUA20572.1    
 MB0529_02921   Bacteroides fragilis BE1 CUA19540.1    
 MB0529_00317   Bacteroides fragilis BE1 CUA16982.1    
 MB0529_02928   Bacteroides fragilis BE1 CUA19547.1    
 MB0529_01607   Bacteroides fragilis BE1 CUA18254.1    
 MB0529_00658   Bacteroides fragilis BE1 CUA17316.1    
 MB0529_01601   Bacteroides fragilis BE1 CUA18248.1    
 MB0529_02048   Bacteroides fragilis BE1 CUA18690.1    
 VU15_04445   Bacteroides fragilis BOB25 AKA51028.1    
 VU15_07345   Bacteroides fragilis BOB25 AKA51542.1    
 VU15_13925   Bacteroides fragilis BOB25 AKA52694.1    
 VU15_03045   Bacteroides fragilis BOB25 AKA50781.1    
 VU15_13960   Bacteroides fragilis BOB25 AKA52700.1    
 VU15_07365   Bacteroides fragilis BOB25 AKA51546.1    
 VU15_17140   Bacteroides fragilis BOB25 AKA53259.1    
 VU15_07375   Bacteroides fragilis BOB25 AKA51548.1    
 VU15_09255   Bacteroides fragilis BOB25 AKA51878.1    
 VU15_19595   Bacteroides fragilis BOB25 AKA53671.1    
 VU15_01210   Bacteroides fragilis BOB25 AKA50463.1    
 VU15_13910   Bacteroides fragilis BOB25 AKA52692.1    
 BF0329   Bacteroides fragilis NCTC 9343 CAH06100.1 Q5LIC6  
 BF0669   Bacteroides fragilis NCTC 9343 CAH06414.1 Q5LHG6  
 BF0953   Bacteroides fragilis NCTC 9343 CAH06695.1 Q5LGP3  
 BF1807 (NahA)   Bacteroides fragilis NCTC 9343 CAH07506.1 Q5LEE5  
 BF1811 (NahB)   Bacteroides fragilis NCTC 9343 CAH07510.1 Q5LEE1  
 BF1813 (NahC)   Bacteroides fragilis NCTC 9343 CAH07512.1 Q5LED9  
 BF2193   Bacteroides fragilis NCTC 9343 CAH07887.1 Q5LDC3  
 BF3085   Bacteroides fragilis NCTC 9343 CAH08780.1 Q5LAU3  
 BF3088   Bacteroides fragilis NCTC 9343 CAH08783.1 Q5LAU0  
 β-N-acetylhexosaminidase (BF3095;BF9343_3009)   Bacteroides fragilis NCTC 9343 CAH08790.1 Q5LAT3 4PYS[A,B]
 BF3611   Bacteroides fragilis NCTC 9343 CAH09292.1 Q5L9D6  
 BF4059   Bacteroides fragilis NCTC 9343 CAH09733.1 Q5L860  
 AE940_11150   Bacteroides fragilis S14 ANQ61315.1    
 AE940_01930   Bacteroides fragilis S14 ANQ59672.1    
 AE940_00555   Bacteroides fragilis S14 ANQ59422.1    
 AE940_04820   Bacteroides fragilis S14 ANQ60196.1    
 AE940_18705   Bacteroides fragilis S14 ANQ62643.1    
 AE940_06800   Bacteroides fragilis S14 ANQ60545.1    
 AE940_11200   Bacteroides fragilis S14 ANQ61324.1    
 AE940_13755   Bacteroides fragilis S14 ANQ61778.1    
 AE940_04810   Bacteroides fragilis S14 ANQ60194.1    
 AE940_11165   Bacteroides fragilis S14 ANQ61317.1    
 AE940_04790   Bacteroides fragilis S14 ANQ60190.1    
 BF1730 (NahA)   Bacteroides fragilis YCH46 BAC56896.1
BAD48477.1
Q64VJ9
Q84IE2
 
 BF2136   Bacteroides fragilis YCH46 BAD48883.1 Q64UE6  
 BF1734 (NahB)   Bacteroides fragilis YCH46 BAD48481.1
BAC56900.2
G8K031  
 BF4250   Bacteroides fragilis YCH46 BAD50992.1 Q64NE1  
 BF3256   Bacteroides fragilis YCH46 BAD50000.1 Q64R81  
 BF1036   Bacteroides fragilis YCH46 BAD47786.1 Q64XJ0  
 BF0381   Bacteroides fragilis YCH46 BAD47130.1 Q64ZE6  
 BF0740   Bacteroides fragilis YCH46 BAD47491.1 Q64YD5  
 BF3249   Bacteroides fragilis YCH46 BAD49993.1 Q64R88  
 BF3819   Bacteroides fragilis YCH46 BAD50561.1 Q64PM0  
 BF3246   Bacteroides fragilis YCH46 BAD49990.1 Q64R91  
 BF1736 (NahC)   Bacteroides fragilis YCH46 BAD48483.1
BAC56902.1
BAC56902.2
G8K030  
 Bache_2782   Bacteroides helcogenes P 36-108 ADV44725.1    
 Bache_0470   Bacteroides helcogenes P 36-108 ADV42495.1    
 Bache_2793   Bacteroides helcogenes P 36-108 ADV44736.1    
 Bache_0092   Bacteroides helcogenes P 36-108 ADV42122.1    
 Bache_1358   Bacteroides helcogenes P 36-108 ADV43364.1    
 Bache_2193   Bacteroides helcogenes P 36-108 ADV44162.1    
 Bache_2794   Bacteroides helcogenes P 36-108 ADV44737.1    
 Bache_0057   Bacteroides helcogenes P 36-108 ADV42087.1    
 Bovatus_02016 (Chb_2) (fragment)   Bacteroides ovatus ATCC 8483 ALJ46651.1    
 Bovatus_00312   Bacteroides ovatus ATCC 8483 ALJ44983.1    
 Bovatus_02290   Bacteroides ovatus ATCC 8483 ALJ46923.1    
 Bovatus_03981   Bacteroides ovatus ATCC 8483 ALJ48578.1    
 Bovatus_02012 (Chb_1) (fragment)   Bacteroides ovatus ATCC 8483 ALJ46647.1    
 Bovatus_02439 (Chb_3)   Bacteroides ovatus ATCC 8483 ALJ47065.1    
 Bovatus_03418 (Chb_4)   Bacteroides ovatus ATCC 8483 ALJ48025.1    
 Bovatus_01244   Bacteroides ovatus ATCC 8483 ALJ45895.1    
 Bovatus_04570   Bacteroides ovatus ATCC 8483 ALJ49161.1    
 Bovatus_01700   Bacteroides ovatus ATCC 8483 ALJ46341.1    
 Bovatus_00313   Bacteroides ovatus ATCC 8483 ALJ44984.1    
 Bovatus_03792   Bacteroides ovatus ATCC 8483 ALJ48397.1    
 Bovatus_02011   Bacteroides ovatus ATCC 8483 ALJ46646.1    
 BACOV975_02371   Bacteroides ovatus V975 SCV08578.1    
 BACOV975_04039   Bacteroides ovatus V975 SCV10245.1    
 BACOV975_01581   Bacteroides ovatus V975 SCV07807.1    
 BACOV975_03116   Bacteroides ovatus V975 SCV09322.1    
 BACOV975_00078   Bacteroides ovatus V975 SCV06330.1    
 BACOV975_04801 (ChB) (fragment)   Bacteroides ovatus V975 SCV11007.1    
 BACOV975_04490   Bacteroides ovatus V975 SCV10696.1    
 BACOV975_01770   Bacteroides ovatus V975 SCV07994.1    
 BACOV975_04805 (ChB) (fragment)   Bacteroides ovatus V975 SCV11011.1    
 BACOV975_03115   Bacteroides ovatus V975 SCV09321.1    
 BACOV975_00218   Bacteroides ovatus V975 SCV06470.1    
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