GBA1 and Parkinson disease: Additionally, some singular gene mutations are associated with an increased risk of developing PD, including autosomal dominant (PARK3, GIGYF2, HTRA2, EIF4G1, RAB39B, TMEM230, CHCHD2, RIC3, and GBA) and autosomal recessive (ATP13A2, PLA2GB, FBXO7, DNAJC13, SYNJ1, and VPS13C).