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Schematic representation and amino acid sequence of the N16C protein construct: NTD (blue), derived from the N. clavipes MaSp2, the repetitive central domain (S16, black), based on N. clavipes MaSp1 and MaSp2, and CTD (maroon) from N. clavipes MiSp1. Amino acids labeled with green account for the His-tag used for purification purposes.
