Amino acid replacement: G336S.
Nucleotide substitution: G1209A.
G15330188A
G1209A
G336S | ea-PA; G205S | ea-PB
G336S
Embryos weakly ventralized.
Heterozygous embryos have a weakly ventralized phenotype: denticle belts are slightly wider than wild type and dorsolaterally derived filzkorper is present.
Female viability and male fertility are not reduced. Embryos exhibit ventralised phenotype.