Mutations of the FTCD gene cause glutamate formiminotransferase deficiency.2
"Glutamate formiminotransferase deficiency". NIH. GARD. August 10, 2016. Retrieved December 21, 2020. https://rarediseases.info.nih.gov/diseases/9279/glutamate-formiminotransferase-deficiency ↩