GTPBP3 and glycogen storage disease VI: Whole exome sequencing results of a primary angle closure glaucoma (PACG)-enriched family indicated a higher variant frequency of a single-nucleotide variant of GTPBP3 than that in control samples, demonstrating that glaucoma should be one among the oxidative phosphorylation diseases and may be affected by GTPBP3 (Qiao et al. 2020).