Expression of mutated abd-A is under the control of UAS sequences. Contains the amino acid replacements P121A, F122A, E123A and R124A (numbering is as in UniProtKB:P29555).
abd-APFERm.Scer\UAS; Scer\GAL469B embryos have thoracic segments transformed to A2 identity, as assessed by cuticle pattern, marker analysis, and loss of Keilin's organs.