Deletion derivative that retains a segment of the 5' and 3' intergenic spacer (IGS) but deletes the bb transcription unit.
construct_comment: One of a series of derivatives (internal deletions) of P{rib7}, generated in vivo by exposing the insertion P{rib7}1A1-4 to transposase.
construct_comment: One of a series of derivatives (internal deletions) of P{rib7}, generated in vivo by exposing the insertion P{rib7}1A1-4 to transposase.