Glycoside Hydrolase Family 33

Activities in FamilyTrans-sialidase (EC 2.4.1.-);
2-keto-3-deoxynononic acid hydrolase / KDNase (EC 3.2.1.-);
Kdo hydrolase (EC 3.2.1.124);
Exo-α-sialidase (EC 3.2.1.18);
Anhydrosialidase (EC 4.2.2.15);
Mechanism Retaining e
ClanGH-E
3D Structure Status6-fold β-propeller
Catalytic Nucleophile/BaseTyr+Glu
Catalytic Proton DonorNot known
External resourcesCAZypedia; HOMSTRAD;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (11064); Uniprot accession (128); PDB accession (186); 3D entries (29); cryst (0)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 388805   Aaosphaeria arxii CBS 175.79 v1 (Aaoar1)      
 39889   Achaetomium macrosporum CBS 532.94 v1.0 (Achma1)      
 271857   Achaetomium strumarium CBS333.67 v1.0 (Achstr1)      
 I4U23_023608   Adineta vaga UJR20480.1    
 I4U23_023539   Adineta vaga UJR20408.1    
 I4U23_023610   Adineta vaga UJR20482.1    
 I4U23_020305 (fragment)   Adineta vaga UJR32843.1    
 I4U23_020304 (fragment)   Adineta vaga UJR32842.1    
 482883   Alternaria alternata MPI-PUGE-AT-0064 v1.0 (Altalt1)      
 1045384   Alternaria alternata SRC1lrK2f v1 (Altal1)      
 CB5_LOCUS25028 (fragment)   Ananas comosus var. bracteatus VUW74443.1
CAB5276718.1
   
 CB5_LOCUS1899   Ananas comosus var. bracteatus VUW51322.1
CAB5253597.1
   
 CB5_LOCUS2438   Ananas comosus var. bracteatus CAD1819227.1    
 sialidase 3 (Neu3)   Anguilla japonica BBK08074.1    
 AARE701A_ LOCUS 21765   Arabidopsis arenosa CAE6246080.1    
 At5g57700   Arabidopsis thaliana ABL66729.1
ABN04833.1
AED96937.1
AED96938.1
AED96939.1
AED96940.1
ANM69688.1
   
 DS421_1g22030   Arachis hypogaea QHO50380.1    
 DS421_1g22040   Arachis hypogaea QHO50381.1    
 DS421_11g350210   Arachis hypogaea QHO21847.1    
 DS421_11g350210   Arachis hypogaea QHO21847.1    
 5646   Arthroderma benhamiae CBS 112371 (Artbe1)      
 157621   Aspergillus arachidicola v1.0 (Aspara19utr)      
 305292   Aspergillus bertholletius IBT 29228 v1.0 (Aspber1)      
 55340   Aspergillus bertholletius IBT 29228 v1.0 (Aspber1)      
 4665   Aspergillus bombycis NRRL 26010 (Aspbom1)      
 46174   Aspergillus brasiliensis v1 (Aspbr1)      
 154540   Aspergillus caelatus CBS 763.97 v1.0 (Aspcae1)      
 768982   Aspergillus calidoustus (Aspcal1)      
 763888   Aspergillus calidoustus (Aspcal1)      
 G4B11_001939   Aspergillus flavus AF13 QMW38703.1    
 AFCA_002045   Aspergillus flavus CA14 UCK59223.1    
 F9C07_1010146   Aspergillus flavus NRRL 3357 QRD87235.1    
 G4B84_001869   Aspergillus flavus NRRL3357 QMW26624.1    
 34034   Aspergillus flavus NRRL3357 (Aspfl1)      
 1010146   Aspergillus flavus NRRL3357 v1.0 (Aspfl2_3)      
 106040   Aspergillus fumigatus A1163 (Aspfu_A1163_1)      
 2-keto-3-deoxynononic acid sialidase (KDNase;AfKDNase;Afu4g13800;AFUA_4G13800) (6407) 3.2.1.18
3.2.1.-
Aspergillus fumigatus Af293 EAL89414.2 Q4WQS0 2XCY[A,B]
2XZI[A,B]
2XZJ[A,B]
2XZK[A,B]
4M4N[A,B]
4M4U[A,B]
4M4V[A,B]
 5806   Aspergillus fumigatus Af293 (Aspfu1)      
 19942   Aspergillus kawachii IFO 4308 (Aspka1_1)      
 200352   Aspergillus leporis CBS 151.66 v1.0 (Asplep1)      
 46947   Aspergillus acidus v1 (Aspfo1)      
 AKAW2_60324S   Aspergillus luchuensis IFO 4308 BCS02060.1    
 ALUC_60302S   Aspergillus luchuensis RIB2601 BCS13746.1    
 32967   Aspergillus minisclerotigenes v1.0 (Aspmin1)      
 1351   Aspergillus nidulans FGSC A4 (Aspnid1)      
 304782   Aspergillus phoenicis (Corda) Thom ATCC 13157 v1.0 (Aspph1)      
 1173330   Aspergillus niger ATCC 1015 v4 (Aspni7)      
 An15g04260   Aspergillus niger CBS 513.88 CAK97293.1    
 166945   Aspergillus niger CBS 513.88 (Aspni_DSM_1)      
 3901   Aspergillus niger NRRL3 (Aspni_NRRL3_1)      
 361385   Aspergillus niger van Tieghem ATCC 13496 v1.0 (Aspni_bvT_1)      
 155325   Aspergillus nomius v1.0 (Aspnom1)      
 362   Aspergillus nomius NRRL 13137 (Aspnom13137_1)      
 442247   Aspergillus novofumigatus IBT 16806 v1 (Aspnov1)      
 209478   Aspergillus novoparasiticus CBS 126849 v1.0 (Aspnovo1)      
 AO090005000203   Aspergillus oryzae RIB40 BAE55299.1    
 1850   Aspergillus oryzae RIB40 (Aspor1)      
 162877   Aspergillus parasiticus CBS 117618 v1.0 (Asppar1)      
 382243   Aspergillus parvisclerotigenus CBS 121.62 v1.0 (Asppari1)      
 304696   Aspergillus pseudocaelatus CBS 117616 v1.0 (Asppsec1)      
 289229   Aspergillus pseudonomius CBS 119388 v1.0 (Asppsen1)      
 281783   Aspergillus pseudotamarii CBS 117625 v1.0 (Asppset1)      
 APUU_41633A   Aspergillus puulaauensis MK2 BCS25189.1    
 APUU_31740S   Aspergillus puulaauensis MK2 BCS23515.1    
 APUU_40009A   Aspergillus puulaauensis MK2 BCS23565.1    
 195868   Aspergillus sergii CBS 130017 v1.0 (Aspser1)      
 92443   Aspergillus sydowii v1 (Aspsy1)      
 46413   Aspergillus sydowii v1 (Aspsy1)      
 47987   Aspergillus sydowii v1 (Aspsy1)      
 298546   Aspergillus tamarii CBS 117626 v1.0 (Asptam1)      
 9078   Aspergillus terreus NIH 2624 (Aspte1)      
 8527   Aspergillus terreus NIH 2624 (Aspte1)      
 KDNase (ATEG_04964) 3.2.1.- Aspergillus terreus NIH2624 Q0CMX0   7P1B[A]
7P1D[A]
7P1E[A]
7P1F[A,B]
7P1O[A,B]
 565405   Aspergillus transmontanensis CBS 130015 (Asptra1)      
 48337   Aspergillus tubingensis v1.0 (Asptu1)      
 6051   Aspergillus udagawae IFM 46973 (Aspuda1)      
 45440   Aspergillus versicolor v1 (Aspve1)      
 156144   Aspergillus versicolor v1 (Aspve1)      
 42550   Aspergillus versicolor v1 (Aspve1)      
 157130   Aspergillus welwitschiae CBS139.54b v1.0 (Aspwel1)      
 557061   Aspergillus wentii v1 (Aspwe1)      
 92515   Aspergillus zonatus v1 (Aspzo1)      
 sialidase-1a (Neu1A)   Astyanax mexicanus BCM73181.1    
 sialidase-1b (Neu1B)   Astyanax mexicanus BCM73182.1    
 sialidase 4 (Neu4) (fragment)   Astyanax mexicanus BCU08941.1    
 sialidase 3 (Neu3)   Astyanax mexicanus BCU08942.1    
 Bathy16g00540   Bathycoccus prasinos RCC1105 CCO20205.1    
 Bathy17g00380   Bathycoccus prasinos RCC1105 CCO20385.1    
 Bathy08g04480   Bathycoccus prasinos RCC1105 CCO17529.1    
 Bathy08g01990   Bathycoccus prasinos RCC1105 CCO17967.1    
 Bathy10g03050   Bathycoccus prasinos RCC1105 CCO18064.1    
 Bathy04g01130   Bathycoccus prasinos RCC1105 CCO16089.1    
 Bathy05g00010   Bathycoccus prasinos RCC1105 CCO16590.1    
 Bathy06g00870   Bathycoccus prasinos RCC1105 CCO17015.1    
 Bathy08g03560   Bathycoccus prasinos RCC1105 CCO17660.1    
 Bathy14g00020   Bathycoccus prasinos RCC1105 CCO19653.1    
 Bathy04g00010   Bathycoccus prasinos RCC1105 CCO16144.1    
 Bathy15g00720   Bathycoccus prasinos RCC1105 CCO20068.1    
 Bathy11g03110   Bathycoccus prasinos RCC1105 CCO18691.1    
 Bathy01g05620   Bathycoccus prasinos RCC1105 CCO14569.1    
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