Amino acid replacement: F839A.
marsF839A.UASp/Scer\GAL4arm.PS fails to rescue mars1/marsEP2477
marsF839A.UASp/Scer\GAL4arm.PS fails to rescue mars1
Ectopic expression of marsF839A.Scer\UAS.P\T under the control of Scer\GAL4arm.PS fails to rescue the embryonic lethality of embryos laid by mars1 or mars1/marsEP2477 mothers.