Fig. 4.

Designing of BsAb. (A.) Antibody structure (B.) BsAb designing; comprising two single arms of Regdanvimab and BegelomabMAbs. In the Regdanvimab arm, yellow denotes the light chain, hot pink represents the heavy chain, and red signifies the CDRs.In the Begelomab arm, green epitomizes the light chain, blue represents the heavy chain, and red characterizes the CDRs. In the Fc region, hot pink and blue colors represent the heavy chain of RegdanvimabmAb and BegelomabmAb. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)