- BP000902-CF98: Recombinant Human N-Acetylneuraminate Synthase (NANS) Enzyme 
 
 Source: E. coli-derived.
 Purity: > 95% by SEC-HPLC and reducing SDS-PAGE.
 Endotoxin: < 0.1 ng/ug (1 IEU/ug).
- BP000902-ENZ-024: Recombinant Human N-Acetylneuraminate Synthase (NANS) Enzyme 
 
 Source: E. coli-derived.
 A single, non-glycosylated, polypeptide chain containing 379 amino acids (1-359 a.a.) and having a molecular mass of 42.4 kDa.
 Purity: > 95% by SDS-PAGE.