| abstract |
Aspects of the disclosure relate to compositions and methods for expressing glycan binding proteins (GBPs) in a cell or cells. In some embodiments, the disclosure provides recombinant Ab-Y3 protein variants and isolated nucleic acids engineered to express the same. In some embodiments, the disclosure provides methods of isolating, purifying, detecting, or screening for certain proteins (e.g., IgG proteins) using recombinant Ab-Y3 protein variants. |