These include LEPR (leptin receptor) and migraine24, LTBP3 (latent-transforming growth factor beta-binding protein 3) and osteoarthritis25, FLRT2 (leucine-rich repeat transmembrane protein) with bipolar disorder26, and PLXNB127 (plexin-B1) and PLA2G1028 (group 10 secretory phospholipase A2) with schizophrenia. Here, PLXNB1 is linked to schizophrenia.