Amino acid replacement: S518F.
Nucleotide substitution of TTC for TCC, (amino acid replacement of S by F) in the 425 amino stretch that is highly similar among DEAD-box proteins.
C15073595T
C?T
S518F | vas-PA; S518F | vas-PB; S518F | vas-PC
S518F
Lasko, 2000.2.7, personal communication
Eggs have fused dorsal appendages. Embryos lack polar granules, pole cells and abdominal segments.