A 4,301 bp region (dm6, chr2L:13159806-13164106 ) containing the open reading frame of kmg plus genomic regions 1kb upstream and 1kb downstream.
The kmg rescue fragment contains the gene as well as 1kb of upstream and 1kb of downstream sequences.
kmg+t4.3 rescues kmgΔ7/Df(2L)ED779
The differentiation defects, meiotic arrest and sterility characteristic for kmgΔ7/Df(2L)ED779 males are rescued by combination with kmg+t4.3.