A serine deficiency that is characterized by multiple fatal malformations including ichthyosis, microcephaly, central nervous system abnormalities, limb deformities, intrauterine growth restriction, proptosis, anasarca, and micrognathia, and has_material_basis_in autosomal recessive inheritance of mutation in the PSAT1 gene on chromosome 9q21.1, causing issues producing the amino acid serine. (DO)
Note: Use of the qualifier "multiple interactions" designates that the annotated interaction
is comprised of a complex set of reactions and/or regulatory events, possibly involving
additional chemicals and/or gene products.