POGLUT1 and muscular dystrophy: We have previously identified a new form of muscular dystrophy called limb-girdle muscular dystrophy autosomal recessive 21 (LGMDR21), which is caused by pathogenic variants in the POGLUT1 (Protein O-Glucosyltransferase 1) gene (Servian-Morilla et al., 2020; Servian-Morilla et al., 2016).