Multiple C2 domains and transmembrane region proteins (MCTPs) tether membranes at plasmodesmata. - Brault ML; Petit JD; Immel F; Nicolas WJ; Glavier M; Brocard L; Gaston A; Fouché M; Hawkins TJ; Crowet JM; Grison MS; Germain V; et al. (EMBO reports, 2019)