MAGUKs are not required for clustering of ADAM22 at juxtaparanodes. A–G, Immunostaining of myelinated CNS axons for ADAM22 (green), Kv1.2 (red), and βIV spectrin or Caspr (blue) in WT, Caspr−/−, Caspr2−/−, PDS-93−/−, PSD-95−/−, and PSD-95/PSD-93−/− mice.