Construct: 6.8kb BamHI fragment encompassing the Irbp gene.
Irbp6.8 is a non-suppressor of female sterile phenotype of BlmD3/BlmD2
Irbp6.8 is a non-suppressor of chemical sensitive phenotype of BlmD3/BlmD2
Fails to rescue the female sterility and MMS sensitivity of mus309 mutants.