US Patent 12060654 Ligand-binding molecule having adjustable ligand binding activity

The present invention relates to a ligand binding molecule whose ligand binding activity is attenuated by the cleavage of a cleavage site and a method for producing the same, a complex formed by the ligand binding molecule and a ligand, a fusion protein comprising the ligand binding molecule and a ligand, and a pharmaceutical composition comprising the ligand binding molecule or a fusion protein of the ligand binding molecule and a ligand.