abstract |
An isolated polypeptide comprising: (i) SEQ ID No: 2; (ii) amino acids 27 to 109 of SEQ ID No: 2 (iii) amino acids 22 to 109 of SEQ ID No: 2 (iv) amino acids 21-91 of SEQ ID No: 2 (v) amino acids 21-26 and/or 60-67 of SEQ ID No: 2 or (vi) a functional variant of any one of (i) to (v). |