B4GALT7 and Ehlers-Danlos syndrome: In addition, we have found several pathways from the family of Galactosyltransferases such as defective B4GALT7 causes EDS, progeroid type, Defective B3GAT3 causes JDSSDHD, Defective B3GALT6 causes EDSP2 and SEMDJL1.