Construct: Amino acid replacement: L1P. The amino acid change in the homeodomain is to the equivalent residue in abd-A. The numbering is from the first amino acid in the homeodomain. Expression of this mutated Ubx1a is driven by Hsp70 promoter.
abdominal segment 1 | ectopic
Ubiquitous expression of UbxE.hs transforms anterior segments into extra A1 segments.