LMX1B and open-angle glaucoma: Common variants in LMX1B are associated with IOP variation and the most common form of human glaucoma, primary open-angle glaucoma (POAG) (Choquet et al., 2018; Gao et al., 2018; Gharahkhani et al., 2021; Khawaja et al., 2018; MacGregor et al., 2018; Shiga et al., 2018).