Pemphigoid Gestationis, also known as gestational pemphigoid, is related to pemphigus gestationis and pompholyx, and has symptoms including pruritis and morning sickness. An important gene associated with Pemphigoid Gestationis is COL17A1 (Collagen Type XVII Alpha 1 Chain), and among its related pathways/superpathways are COPI-independent Golgi-to-ER retrograde traffic and Keratinization. Affiliated tissues include skin and placenta, and related phenotypes are premature birth and pruritus