Noted that gene Q14714 (SSPN) in SG-SPN complex was associated with phenotype Fukuyama Congenital Muscular Dystrophy (FCMD) (MIM: 253800) [37] which was closely related to phenotype (MIM: 608099) in our phenotype network, indicating that SG-SPN complex could indeed be a valid disease complex. The gene discussed is SPN; the disease is congenital muscular dystrophy.