#$%^&*AU2014201850A120140417.pdf#####ABSTRACT The present invention relates to a bispecific single chain antibody molecule comprising a first binding domain capable of binding to an epitope of human and non-chimpanzee primate CD3 epsilon chain, wherein the epitope is part of an 5 amino acid sequence comprised in the group consisting of SEQ ID Nos 2, 4, 6 and 8, and a second binding domain capable of binding to prostate-specific membrane antigen (PSMA). The invention also provides nucleic acids encoding said bispecific single chain antibody molecule as well as vectors and host cells and a process for its production. The invention further relates to pharmaceutical 10 compositions comprising said bispecific single chain antibody molecule and medical uses of said bispecific single chain antibody molecule.
