Glycoside Hydrolase Family 33

Known Activitiessialidase or neuraminidase (EC 3.2.1.18); trans-sialidase (EC 2.4.1.-); 2-keto-3-deoxynononic acid sialidase (EC 3.2.1.-)
Mechanism Retaining
ClanGH-E
3D Structure Status6-fold β-propeller
Catalytic Nucleophile/BaseTyr+Glu
Catalytic Proton DonorNot known
External resourcesHOMSTRAD; InterPro; MEGAZYME; PFAM;
Statistics GenBank accession (1171); Uniprot accession (653); PDB accession (83); 3D entries (12); cryst (0)
All (938) Bacteria (683) Eukaryota (245) Viruses (10) Structure (12 ) Characterized (76)
Bacteria
Protein Name EC#OrganismGenBankUniprotPDB/3D
 exo-α-sialidase (NanI;CPE0725) 3.2.1.18 Clostridium perfringens str. 13 BAB80431.1
NP_561641.1
Q8XMG4 2BF6[A]
2VK5[A]
2VK6[A]
2VK7[A,B]
 sialidase (NedA) 3.2.1.18 Micromonospora viridifaciens AAQ70871.1
BAA00852.1
Q02834 1EUR[A]
1EUS[A]
1EUT[A]
1EUU[A]
1W8N[A]
1W8O[A]
1WCQ[A,B,C]
2BER[A]
2BQ9[A,B,C]
2BZD[A,B,C]
 sialidase (NanH) 3.2.1.18 Salmonella typhimurium TA262 AAA27168.1 P29768.4 1DIL[A]
1DIM[A]
2SIL[A]
2SIM[A]
3SIL[A]
 sialidase A (NanA)   Streptococcus pneumoniae R6 AAL00340.1
ACJ76904.1
ACO21301.1
NP_359129.1
P62576 2VVZ[A,B]
2W20[A,B]
3H71[A,B]
3H72[A,B]
3H73[A,B]
 (trans-)sialidase B (NanB;SP1687) 2.4.1.-
3.2.1.18
Streptococcus pneumoniae TIGR4 AAK75766.1
AAK75766.1
NP_346126.1
NP_346126.1
  2JKB[A,A]
2VW0[A,A]
2VW1[A,A]
2VW2[A,A]
 neuraminidase (NanA;SpneT_02001817)   Streptococcus pneumoniae TIGR4 ZP_01407762.1   2YA4[A,B]
2YA5[A,B]
2YA6[A,B]
2YA7[A,B,C,D]
2YA8[A,B]
 sialidase (NanH) 3.2.1.18 Vibrio cholerae 569B 395 AAA27546.1
AAA27546.1
P37060.1
P37060.1
1KIT[A,A]
1W0O[A,A]
1W0P[A,A]
Eukaryota
Protein Name EC#OrganismGenBankUniprotPDB/3D
 2-keto-3-deoxynononic acid sialidase (KDNase;Afu4g13800) (6407) 3.2.1.-
3.2.1.18
Aspergillus fumigatus Af293 EAL89414.2   2XCY[A,B]
2XZI[A,B]
2XZJ[A,B]
2XZK[A,B]
 sialidase (Neu2) (cytosolic) 3.2.1.18 Homo sapiens AAH69151.1
AAI07054.1
AAY24360.1
CAB41449.1
NP_005374.1
Q9Y3R4 1SNT[A]
1SO7[A]
1VCU[A,B]
2F0Z[A]
2F10[A]
2F11[A]
2F12[A]
2F13[A]
2F24[A]
2F25[A,B]
2F26[A]
2F27[A,B]
2F28[A]
2F29[A,B]
 sialidase L 3.2.1.18 Macrobdella decora AAC47263.1
AAC47263.1
Q27701
Q27701
1SLI[A,A]
1SLL[A,A]
2SLI[A,A]
3SLI[A,A]
4SLI[A,A]
 trans-sialidase 2.4.1.- Trypanosoma cruzi AAA66352.1
AAO30670.1
AAT21542.1
Q26966 1MR5[A]
1MS0[A,B]
1MS1[A,B]
1MS3[A,B]
1MS4[A,B]
1MS5[A,B]
1MS8[A,B]
1MS9[A,B]
1S0I[A]
1S0J[A]
1S0K[A]
2AH2[A]
3B69[A]
3OPZ[A,B,C,M]
3PJQ[A]
 sialidase 3.2.1.18 Trypanosoma rangeli AAC95493.1
AAC95494.1
AAC95495.1
O44049 1MZ5[A]
1MZ6[A]
1N1S[A]
1N1T[A]
1N1V[A]
1N1Y[A]
2A75[A]
2AGS[A]
2FHR[A]




Last update: 2012-01-31 © Copyright 1998-2012
AFMB - CNRS - Universités Aix-Marseille I & II