Encodes only the ovo-B isoform as the initiation codon of the ovo-A isoform is mutated to a Lys residue that is unlikely to function as a translation initiation codon.
grandchildless
wild-type
Females carrying ovoamk in an ovo- background are fertile, however 10-40% of the resulting progeny are sterile.
ovoamk rescues ovoD1r+/ovoD3
ovoamk rescues ovoD1rv23
ovoamk partially rescues ovoUASp.A.cHa