Amino acid replacement: R57A.
The average size of P bodies (detected using pcm antibody) in nurse cell cytoplasm in ovaries from Dcp1442P; Dcp1tT2.R57A/+ females is increased ~2.6 times compared to that of controls.
Flies carrying P{Dcp1.T2.R57A} in an otherwise wild-type background show no mutant phenotype.