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 (4897); Uniprot accession (778); PDB accession (82); 3D entries (18); cryst (0)
All (4617) Archaea (4) Bacteria (4281) Eukaryota (320) Viruses (2) unclassified (10) Structure (18) Characterized (124)
| 1 | ... | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 JV59_11415   Vibrio coralliilyticus OCN014 AIS55637.1
AIU67603.1
   
 JV59_22775   Vibrio coralliilyticus OCN014 AIS57803.1    
 JV59_01615   Vibrio coralliilyticus OCN014 AIS53880.1    
 IX92_12740   Vibrio coralliilyticus RE98 AIW19862.1    
 IX92_16355   Vibrio coralliilyticus RE98 AIW20634.1    
 IX92_03110   Vibrio coralliilyticus RE98 AIW18083.1    
 B6A42_20790   Vibrio coralliilyticus SNUTY-1 ARC94090.1    
 B6A42_14805   Vibrio coralliilyticus SNUTY-1 ARC93085.1    
 A134_12845   Vibrio crassostreae 9CS106 ANP77259.1    
 A134_04495   Vibrio crassostreae 9CS106 ANP75670.1    
 A134_22170   Vibrio crassostreae 9CS106 ANP79049.1    
 VF0037   Vibrio fischeri ES114 AAW84532.1 Q5E8W4  
 VF2146   Vibrio fischeri ES114 AAW86641.1 Q5E2V5  
 VFA1010   Vibrio fischeri ES114 AAW88080.1 Q5DYR6  
 VFMJ11_A1128   Vibrio fischeri MJ11 ACH63690.1 B5EVF8  
 VFMJ11_2254   Vibrio fischeri MJ11 ACH66797.1 B5FAM9  
 AL536_09320   Vibrio fluvialis ATCC 33809 AMF93722.1    
 AL536_08340   Vibrio fluvialis ATCC 33809 AMF93546.1    
 N-acetylhexosaminidase (ExoI) 3.2.1.52 Vibrio furnissii AAC44672.1
AAE36540.1
P96155  
 vfu_A00908   Vibrio furnissii NCTC 11218 ADT86104.1    
 vfu_A01106   Vibrio furnissii NCTC 11218 ADT86296.1    
 vfu_A02208   Vibrio furnissii NCTC 11218 ADT87347.1    
 BG259_16795   Vibrio harveyi APP06855.1    
 BG259_18775   Vibrio harveyi APP07334.1    
 BG259_09460   Vibrio harveyi APP05568.1    
 β-N-acetylglucosaminidase (Nag1;VhNag1) 3.2.1.52 Vibrio harveyi 650 ADJ68332.1 D9ISD9  
 β-N-acetylglucosaminidase (Nag2;VhNag2) 3.2.1.52 Vibrio harveyi 650 ADJ68333.1 D9ISE0  
 LA59_04720   Vibrio harveyi ATCC 33843 (392 [MAV]) AIV04799.1    
 LA59_14470   Vibrio harveyi ATCC 33843 (392 [MAV]) AIV06609.1    
 LA59_18705   Vibrio harveyi ATCC 33843 (392 [MAV]) AIV07482.1    
 AL538_06335   Vibrio harveyi ATCC 43516 AMF97397.1    
 AL538_26610   Vibrio harveyi ATCC 43516 AMG01230.1    
 AL538_13335   Vibrio harveyi ATCC 43516 AMF98617.1    
 N-acetyl β-glucosaminidase (Chb) 3.2.1.52 Vibrio harveyi B392 AAA88682.1
AAR60429.1
AAX00633.1
CAD26692.1
P13670  
 AL543_03615   Vibrio mimicus ATCC 33654 AMG02122.1
AMG02122.2
   
 AL543_12175   Vibrio mimicus ATCC 33654 AMG03706.1    
 AL543_20420   Vibrio mimicus ATCC 33654 AMG05180.1    
 AL543_11315   Vibrio mimicus ATCC 33654 AMG03555.1    
 VM_16775   Vibrio mimicus SCCF01 AOW84357.1    
 VM_13290   Vibrio mimicus SCCF01 AOW83625.1    
 VM_12135   Vibrio mimicus SCCF01 AOW83422.1    
 VM_03800   Vibrio mimicus SCCF01 AOW81910.1    
 BA891_07190   Vibrio natriegens CCUG 16371 ANQ17012.1    
 BA891_11990   Vibrio natriegens CCUG 16371 ANQ17915.1    
 BA893_12865   Vibrio natriegens CCUG 16373 ANQ22523.1    
 BA893_09335   Vibrio natriegens CCUG 16373 ANQ21864.1    
 BA894_08905   Vibrio natriegens CCUG 16374 ANQ26565.1    
 BA894_12500   Vibrio natriegens CCUG 16374 ANQ27227.1    
 PN96_01490   Vibrio natriegens NBRC 15636 = ATCC 14048 = DSM 759 ALR14710.1
ANQ13424.1
   
 PN96_04800   Vibrio natriegens NBRC 15636 = ATCC 14048 = DSM 759 ALR15329.1
ANQ12812.1
   
 VIBNI_A0301   Vibrio nigripulchritudo SFn1 CCO56503.1    
 VIBNI_B0677 (HeX)   Vibrio nigripulchritudo SFn1 CCO60477.1    
 VIBNI_A2829   Vibrio nigripulchritudo SFn1 CCO58872.1    
 A9237_11480   Vibrio owensii XSBZ03 AQW58632.1    
 A9237_23365   Vibrio owensii XSBZ03 AQW60953.1    
 A9237_04535   Vibrio owensii XSBZ03 AQW57432.1    
 RK51_015380   Vibrio parahaemolyticus 10329 AUT88095.1    
 RK51_006045   Vibrio parahaemolyticus 10329 AUT86395.1    
 BMI84_03580   Vibrio parahaemolyticus 1682 APU73207.1    
 BMI84_11380   Vibrio parahaemolyticus 1682 APU74627.1    
 AL464_00150   Vibrio parahaemolyticus ATCC 17802 AMG05370.1    
 AL464_07160   Vibrio parahaemolyticus ATCC 17802 AMG06567.1    
 N-acetyl β-glucosaminidase (Chb) 3.2.1.52 Vibrio parahaemolyticus ATCC 27969 AAA65915.1 Q60081  
 VPBB_0723   Vibrio parahaemolyticus BB22OP AGB09231.1    
 VPBB_2312   Vibrio parahaemolyticus BB22OP AGB10772.1    
 VpaChn25_0751   Vibrio parahaemolyticus CHN25 ANZ09352.1    
 VpaChn25_2424   Vibrio parahaemolyticus CHN25 ANZ11025.1    
 A6J30_12245   Vibrio parahaemolyticus FDAARGOS_191 ARC19196.1    
 A6J30_04900   Vibrio parahaemolyticus FDAARGOS_191 ARC17964.1    
 FORC4_2358   Vibrio parahaemolyticus FORC_004 ALM67331.1    
 FORC4_0706   Vibrio parahaemolyticus FORC_004 ALM65679.1    
 FORC6_0631   Vibrio parahaemolyticus FORC_006 ALG50957.1    
 FORC6_0528   Vibrio parahaemolyticus FORC_006 ALG50854.1    
 FORC8_2187   Vibrio parahaemolyticus FORC_008 AKU55747.1    
 FORC8_0522   Vibrio parahaemolyticus FORC_008 AKU54082.1    
 FORC14_2610   Vibrio parahaemolyticus FORC_014 ANB96031.1    
 FORC14_0779   Vibrio parahaemolyticus FORC_014 ANB97862.1    
 FORC18_0523   Vibrio parahaemolyticus FORC_018 APE83136.1    
 FORC18_2191   Vibrio parahaemolyticus FORC_018 APE84804.1    
 FORC22_2530   Vibrio parahaemolyticus FORC_022 APC88391.1    
 FORC22_0708   Vibrio parahaemolyticus FORC_022 APC86569.1    
 FORC23_0580   Vibrio parahaemolyticus FORC_023 AOV89123.1    
 FORC23_2140   Vibrio parahaemolyticus FORC_023 AOV90683.1    
 CO725_17220   Vibrio parahaemolyticus HA2 ATI47263.1    
 CO725_09645   Vibrio parahaemolyticus HA2 ATI45953.1    
 YA91_11880   Vibrio parahaemolyticus MAVP-26 ASZ51214.1    
 YA91_21095   Vibrio parahaemolyticus MAVP-26 ASZ52894.1    
 AB831_12005   Vibrio parahaemolyticus MAVP-Q ANQ56864.1
ASO16792.1
   
 AB831_03175   Vibrio parahaemolyticus MAVP-Q ANQ55220.1
ASO15053.1
   
 CHR23_011365   Vibrio parahaemolyticus MAVP-R ASQ36413.1    
 CHR23_001635   Vibrio parahaemolyticus MAVP-R ASQ34622.1    
 M636_09505   Vibrio parahaemolyticus O1:K33 str. CDC_K4557 AGQ97667.1    
 M636_17965   Vibrio parahaemolyticus O1:K33 str. CDC_K4557 AGQ98986.1    
 M634_05785   Vibrio parahaemolyticus O1:Kuk str. FDA_R31 AGQ90330.1    
 M634_14825   Vibrio parahaemolyticus O1:Kuk str. FDA_R31 AGQ91653.1    
 VP0755   Vibrio parahaemolyticus RIMD 2210633 O3:K6 BAC59018.1
NP_797134.1
   
 VP2486   Vibrio parahaemolyticus RIMD 2210633 O3:K6 BAC60749.1
NP_798865.1
   
 VPUCM_2576   Vibrio parahaemolyticus UCM-V493 AHJ00535.1    
 VPUCM_2469   Vibrio parahaemolyticus UCM-V493 AHJ00428.1    
 β-N-acetylhexosaminidase (Hexase) (fragment)   Vibrio proteolyticus BAC87866.1 Q76IR0  
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