| CPC C07K 16/2863 (2013.01) [A61K 39/39558 (2013.01); C07K 16/2809 (2013.01); C07K 2317/31 (2013.01); C07K 2317/622 (2013.01); C07K 2317/73 (2013.01); C07K 2317/94 (2013.01)] | 24 Claims |

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1. A nucleic acid encoding a bispecific antibody construct comprising a first binding domain which binds to human epidermal growth factor receptor VIII (EGFRVIII) on the surface of a target cell and a second binding domain which binds to human CD3 on the surface of a T cell, wherein the first binding domain comprises a polypeptide comprising the amino acid sequence of SEQ ID NO: 157 and a polypeptide comprising the amino acid sequence of SEQ ID NO: 158.
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