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 (5556); Uniprot accession (778); PDB accession (82); 3D entries (18); cryst (0)
All (5278) Archaea (4) Bacteria (4924) Eukaryota (338) Viruses (2) unclassified (10) Structure (18) Characterized (124)
| 1 | ... | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | ... | 50 |
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 SLA_2685   Streptomyces laurentii ATCC 31255 BAU83606.1    
 SLAV_23250   Streptomyces lavendulae subsp. lavendulae CCM 3239 ATZ26459.1    
 SLAV_23895   Streptomyces lavendulae subsp. lavendulae CCM 3239 ATZ26582.1    
 SLAV_03570   Streptomyces lavendulae subsp. lavendulae CCM 3239 ATZ22622.1    
 SLAV_04755   Streptomyces lavendulae subsp. lavendulae CCM 3239 ATZ22857.1    
 Sle_28150   Streptomyces leeuwenhoekii C34 (= DSM 42122 = NRRL B-24963) CQR62276.1    
 Sle_44540   Streptomyces leeuwenhoekii C34 (= DSM 42122 = NRRL B-24963) CQR63912.1    
 Sle_43310   Streptomyces leeuwenhoekii C34 (= DSM 42122 = NRRL B-24963) CQR63789.1    
 Sle_66570   Streptomyces leeuwenhoekii C34 (= DSM 42122 = NRRL B-24963) CQR66111.1    
 SLCG_7341   Streptomyces lincolnensis LC-G AXG58496.1    
 SLCG_3508   Streptomyces lincolnensis LC-G AXG54663.1    
 SLCG_3508   Streptomyces lincolnensis LC-G AXG54663.1    
 SLCG_3627   Streptomyces lincolnensis LC-G AXG54782.1    
 SLCG_3627   Streptomyces lincolnensis LC-G AXG54782.1    
 SLINC_7353   Streptomyces lincolnensis NRRL 2936 ANS69577.1    
 SLINC_5243   Streptomyces lincolnensis NRRL 2936 ANS67467.1    
 SLINC_3349   Streptomyces lincolnensis NRRL 2936 ANS65573.1    
 SLIV_22980   Streptomyces lividans TK24 AIJ15524.1    
 SLIV_35275   Streptomyces lividans TK24 AIJ17931.1    
 SLIV_14075   Streptomyces lividans TK24 AIJ13799.1    
 SLIV_23745   Streptomyces lividans TK24 AIJ15670.1    
 SLUN_15100   Streptomyces lunaelactis MM109 AVZ73308.1    
 SLUN_24690   Streptomyces lunaelactis MM109 AVZ74897.1    
 SL103_04605   Streptomyces lydicus 103 AOP45616.1    
 SL103_05385   Streptomyces lydicus 103 AOP45748.1    
 SL103_31355   Streptomyces lydicus 103 AOP50157.1    
 SMALA_3031   Streptomyces malaysiensis DSM 4137 ATL83265.1    
 SMALA_3299   Streptomyces malaysiensis DSM 4137 ATL83533.1    
 SMALA_2811   Streptomyces malaysiensis DSM 4137 ATL83045.1    
 DC008_21680   Streptomyces nigra 452 AWE54735.1    
 DC008_13005   Streptomyces nigra 452 AWE50547.1    
 DC008_02110   Streptomyces nigra 452 AWE48613.1    
 DC008_12290   Streptomyces nigra 452 AWE50421.1    
 BBN63_22050   Streptomyces niveus SCSIO 3406 AQU68495.1    
 BBN63_27850   Streptomyces niveus SCSIO 3406 AQU69431.1    
 BBN63_12125   Streptomyces niveus SCSIO 3406 AQU66879.1    
 BBN63_22800   Streptomyces niveus SCSIO 3406 AQU71145.1    
 SNOD_12605   Streptomyces nodosus ATCC 14899 AJE40802.1    
 SNOD_13295   Streptomyces nodosus ATCC 14899 AJE40917.1    
 SNOD_20465   Streptomyces nodosus ATCC 14899 AJE42146.1    
 SNOD_01885   Streptomyces nodosus ATCC 14899 AJE38943.1    
 SNOUR_26445   Streptomyces noursei ATCC 11455 ANZ18545.1    
 SNOUR_16935   Streptomyces noursei ATCC 11455 ANZ16686.1    
 SNOUR_25780   Streptomyces noursei ATCC 11455 ANZ18418.1    
 β-N-acetylhexosaminidase (Hex56) 3.2.1.52 Streptomyces olivaceoviridis CAC34802.1 Q9ACN7  
 B1H29_23515   Streptomyces pactum ACT12 AQS72187.1    
 B1H29_22785   Streptomyces pactum ACT12 AQS69342.1    
 B1H29_14155   Streptomyces pactum ACT12 AQS71982.1    
 B1H29_02005   Streptomyces pactum ACT12 AQS65870.1    
 BC342_22005   Streptomyces pactum KLBMP 5084 AOW88758.1    
 BC342_12735   Streptomyces pactum KLBMP 5084 AOW87273.1    
 Spa2297_20540   Streptomyces parvulus 2297 ANJ11612.1    
 Spa2297_12710   Streptomyces parvulus 2297 ANJ07777.1    
 Spa2297_31470   Streptomyces parvulus 2297 ANJ11118.1    
 Spa2297_30930   Streptomyces parvulus 2297 ANJ11016.1    
 Spa2297_11805   Streptomyces parvulus 2297 ANJ07626.1    
 CGZ69_13265   Streptomyces peucetius subsp. caesius ATCC 27952 ATW48736.1    
 CGZ69_21835   Streptomyces peucetius subsp. caesius ATCC 27952 ATW50138.1    
 CGZ69_12630   Streptomyces peucetius subsp. caesius ATCC 27952 ATW48634.1    
 β-N-acetylglucosaminidase (Hex;SpHex) 3.2.1.52 Streptomyces plicatus AAC38798.3 O85361 1HP4[A]
1HP5[A]
1JAK[A]
1M01[A]
1M03[A]
1M04[A]
5FCZ[A]
5FD0[A]
 LK06_020490   Streptomyces pluripotens MUSC 135 ARP71935.1    
 LK06_011380   Streptomyces pluripotens MUSC 135 ARP74101.1    
 LK07_12505   Streptomyces pluripotens MUSC 137 ASN28370.1    
 LK07_21645   Streptomyces pluripotens MUSC 137 ASN26182.1    
 Sfla_1061   Streptomyces pratensis ATCC 33331 ADW02515.1 C9NEZ1  
 Sfla_2388   Streptomyces pratensis ATCC 33331 ADW03817.1 C9N8M6  
 Sfla_3951   Streptomyces pratensis ATCC 33331 ADW05367.1 C9N8Z4  
 SPRI_4599   Streptomyces pristinaespiralis HCCB 10218 ALC22905.1    
 SPRI_3026   Streptomyces pristinaespiralis HCCB 10218 ALC21332.1    
 SPRI_4756   Streptomyces pristinaespiralis HCCB 10218 ALC23062.1    
 SPRI_0736   Streptomyces pristinaespiralis HCCB 10218 ALC19042.1    
 BFF78_25745   Streptomyces puniciscabiei TW1S1 AOR37327.1    
 BFF78_26550   Streptomyces puniciscabiei TW1S1 AOR34135.1    
 BFF78_16690   Streptomyces puniciscabiei TW1S1 AOR37127.1    
 M271_28635   Streptomyces rapamycinicus NRRL 5491 AGP57182.1    
 M271_30095   Streptomyces rapamycinicus NRRL 5491 AGP57459.1    
 M271_31135   Streptomyces rapamycinicus NRRL 5491 AGP57658.1    
 TUE45_03538   Streptomyces reticuli CUW28818.1    
 TUE45_05402   Streptomyces reticuli CUW30668.1    
 TUE45_03401   Streptomyces reticuli CUW28682.1    
 A4G23_03525   Streptomyces rubrolavendulae MJM4426 AOT60650.1    
 A4G23_01969   Streptomyces rubrolavendulae MJM4426 AOT59137.1    
 SCAB_35251   Streptomyces scabiei 87.22 CBG70616.1 C9YTB9  
 SCAB_56011   Streptomyces scabiei 87.22 CBG72627.1 C9Z117  
 SCAB_57911 (HexA)   Streptomyces scabiei 87.22 CBG72815.1 C9Z466  
 A7J05_14295   Streptomyces silaceus ACCC40021 APY86742.1    
 A7J05_23355   Streptomyces silaceus ACCC40021 APY91067.1    
 A7J05_22200   Streptomyces silaceus ACCC40021 APY88052.1    
 CGL27_48695   Streptomyces sp. 11-1-2 ASQ99822.1    
 CGL27_48270   Streptomyces sp. 11-1-2 ASQ99757.1    
 CGL27_18625   Streptomyces sp. 11-1-2 ASQ94809.1    
 CGL27_19665   Streptomyces sp. 11-1-2 ASQ94988.1    
 CGL27_21145   Streptomyces sp. 11-1-2 ASQ95244.1    
 lacto-N-biosidase 3.2.1.140 Streptomyces sp. 142 AAD10478.1
AAE24545.1
Q9Z4I7  
 SAMN05428941_4978   Streptomyces sp. 2114.2 SDT72702.1    
 SAMN05428941_2959   Streptomyces sp. 2114.2 SDT46123.1    
 SAMN05428941_0588   Streptomyces sp. 2114.2 SDS49477.1    
 SAMN05428941_3120   Streptomyces sp. 2114.2 SDT49537.1    
 SAMN06272775_4526   Streptomyces sp. 2323.1 SOE13546.1    
 SAMN06272775_2624   Streptomyces sp. 2323.1 SOE11634.1    
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