Amino acid replacement: E678K.
Nucleotide substitution: G2032A.
G3794202A
G2032A
E678K | bark-PA; E678K | bark-PB; E678K | bark-PC
E678K
lethal - all die during embryonic stage
embryonic/larval tracheal section
Mutant embryos show excessively elongated tracheal tubes.