Abstract: Multifunctional molecules that include i) an antigen binding domain that binds to a T cell receptor beta chain constant domain 1 or T cell receptor beta chain constant domain 2; and one, two or all of: (ii) an immune cell engager (e.g., chosen from an NK cell engager, a T cell engager, a B cell engager, a dendritic cell engager, or a macrophage cell engager); (iii) a cytokine molecule or cytokine inhibitor molecule; (iv) a death receptor signal enhancer; and/or (v) a stromal modifying moiety are disclosed. Additionally disclosed are nucleic acids encoding the same, methods of producing the aforesaid molecules, and methods of treating a cancer using the aforesaid molecules.

Abstract: Multifunctional molecules that include i) an antigen binding domain that binds to a calreticulin protein; and one, two or all of: (ii) an immune cell engager (e.g., chosen from an NK cell engager, a T cell engager, a B cell engager, a dendritic cell engager, or a macrophage cell engager); (iii) a cytokine molecule; and/or (iv) a stromal modifying moiety are disclosed. Additionally disclosed are nucleic acids encoding the same, methods of producing the aforesaid molecules, and methods of treating a cancer using the aforesaid molecules.

Abstract: Multifunctional molecules that include i) an antigen binding domain that binds to a T cell receptor beta chain constant domain 1 or T cell receptor beta chain constant domain 2; and one, two or all of: (ii) an immune cell engager (e.g., chosen from an NK cell engager, a T cell engager, a B cell engager, a dendritic cell engager, or a macrophage cell engager); (iii) a cytokine molecule or cytokine inhibitor molecule; (iv) a death receptor signal enhancer; and/or (v) a stromal modifying moiety are disclosed. Additionally disclosed are nucleic acids encoding the same, methods of producing the aforesaid molecules, and methods of treating a cancer using the aforesaid molecules.

Abstract: Multifunctional molecules that include i) an antigen binding domain that binds to a TCR variable beta chain (TCRBV) antigen; and one, two or all of: (ii) an immune cell engager (e.g., chosen from an NK cell engager, a T cell engager, a B cell engager, a dendritic cell engager, or a macrophage cell engager); (iii) a cytokine molecule or cytokine inhibitor molecule; and/or (iv) a death receptor signal enhancer. Additionally, disclosed are nucleic acids encoding the same, methods of producing the aforesaid molecules, and methods of treating autoimmune diseases using the aforesaid molecules.

Abstract: Antibody molecules that specifically bind to NKp30 are disclosed. The anti-NKp30 antibody molecules can be used to treat, prevent and/or diagnose cancerous, autoimmune or infectious conditions and disorders.