The rax homeobox gene is mutated in the eyeless axolotl, Ambystoma mexicanum.
Erik S DavisGareth VossJoel B MiesfeldJuan Zarate-SanchezS Randal VossTom GlaserPublished in: Developmental dynamics : an official publication of the American Association of Anatomists (2020)
The eyeless axolotl mutation is a null allele in the rax homeobox gene, with primary defects in neural ectoderm, including the retinal and hypothalamic primordia.