. . . . . . . . . . . . . . . . . . . . . . . . . "sun2_mouse"^^ . "Sun2"^^ . "Sad1/unc-84 protein-like 2"^^ . "Protein unc-84 homolog B"^^ . "Unc84b"^^ . . . "SUN domain-containing protein 2"^^ .