Known Activities	endo-N-acetylneuraminidase or endo-sialidase (EC 3.2.1.129)
Mechanism	Inverting
3D Structure Status	6-fold β-propeller
Catalytic Nucleophile/Base	water activated by carboxylate of substrate
Catalytic Proton Donor	Glu
External resources	CAZypedia; InterPro; PRINTS;
Statistics	GenBank accession (26); Uniprot accession (14); PDB accession (6); 3D entries (1); cryst (0)