| abstract |
The present invention provides a peptide of a length from 10 to 50 amino acid residues, which comprises the amino acid sequence Xaa 1 KXaa 2 WXaa 3 Xaa 4 Xaa 5 Xaa 6 Xaa 7 W (SEQ ID NO: 1), wherein Xaa 1 , Xaa 2 Xaa 3 , Xaa 4 Xaa 5 , Xaa 6 and Xaa 7 are each independently any amino acid, in particular, which comprises the amino acid sequence LKXaa 1 WXaa 2 Xaa 3 GAIW (SEQ ID NO: 19), wherein Xaa 1 , Xaa 2 , and Xaa 3 , are each independently any amino acid. The invention also provides a conjugate comprising the peptide, a pharmaceutical composition comprising the conjugate, a method for delivering a cargo into a cell, a nucleic acid molecule encoding the peptide, and a host cell comprising said nucleic acid molecule. |