The domain within your query sequence starts at position 1569 and ends at position 1627; the E-value for the RPT_1 domain shown below is 2.13e-5.

DGVKSWLSKNKGPSKAPSDDGSLKSSSPTSHWKPLAPDPSDDEHDPVDSISRPRFSHSY

This is a significant internal repeat in the query protein sequence, as detected by the Prospero program.