GLB1 and lysosomal storage disease: Pathogenic variants in the GLB1 gene may lead to reduced activity of the lysosomal hydrolase, β‐galactosidase, and result in lysosomal storage disorders: GM1 gangliosidosis (OMIM #230500) and mucopolysaccharidosis type IVB, also known as Morquio B Disease (MBD, OMIM #253010).