label: Formation of tri-heterotetramers of GluN1 (GRIN1), GluN2B (GRIN2B) and GluN2D (GRIN2D) (Homo sapiens)
label_lc: formation of tri-heterotetramers of glun1 (grin1), glun2b (grin2b) and glun2d (grin2d) (homo sapiens)