Personal communication from: Ernst Hafen, Universitat Zurich
To: Bloomington Drosophila Stock Center
Subject: P{sev4}
Dated: 6 May 1991
Background: P{sev4} is an unpublished construct present in three transposon stocks contributed to the collection by Ernst Hafen.
Information communicated:
P{sev4} (progenitor pW8) carries a wild-type sev cDNA driven by two copies of the sev enhancer.