The domain within your query sequence starts at position 428 and ends at position 581; the E-value for the RPT_2 domain shown below is 1.74e-6.
EKPVPNSEEKWKARVDEIEDAIYVTMEILSNWGNASWVGLTEVQFFDLNNIKLYVSPHDV DIRNAVLPGELGCLVNRDLVSKKDPPVWTCPFHPPLQLYFIIHNMRQLRDFGLTMIKVRN YWTADGDLDIGAKNVKLYVNKSLIFDGVLEKGGG