Involved in cell fate commitment; embryo development; and nematode male tail mating organ morphogenesis. Expressed in several structures, including PVC; VA2; body wall musculature; ray 6; and sensory neurons. Human ortholog(s) of this gene implicated in coloboma and syndromic microphthalmia 14. Is an ortholog of human MAB21L1 (
mab-21 like 1) and MAB21L2 (
mab-21 like 2).