| abstract |
A nucleic acid or transposable element comprising one, two or more regions, wherein each region is selected from: (i) the sequence SEQ ID NO:l, 3, or 8, or (ii) a sequence which has at least 50 % identity with (i), or (iii) a sequence of at least 50 bases which is a fragment of (i) or (ii), wherein the nucleic acid or transposable element or sequence optionally has transposon activity. |