Known Activities	CMP-NeuAc α-2,3-sialyltransferase (EC 2.4.99.-)
Mechanism	Inverting
Note	These enzymes use CMP-beta-N-acetylneuraminate as the sugar donor
Statistics	GenBank accession (152); Uniprot accession (39); PDB accession (6); 3D entries (2); cryst (0)