10.5kb SalI fragment from position +11.5 to +22 (coordinates based on the map of FBrf0040194), is fused upstream of Ecol\lacZUbx.P140.
10.5kb fragment of Ubx regulatory sequences, from position +13 to +23.5 (coordinates according to the map of FBrf0040194), drives the expression of Ecol\lacZUbx.P140.