PMID 23055936 2012 Mutations in Hedgehog acyltransferase (Hhat) perturb Hedgehog signaling, resulting in severe acrania-holoprosencephaly-agnathia craniofacial defects.
PMID 18534984 2008 Hhat is a palmitoylacyltransferase with specificity for N-palmitoylation of Sonic Hedgehog.
PMID 24784881 2014 Loss of function mutation in the palmitoyl-transferase HHAT leads to syndromic 46,XY disorder of sex development by impeding Hedgehog protein palmitoylation and signaling.