The domain within your query sequence starts at position 2 and ends at position 88; the E-value for the RPT_1 domain shown below is 2.6e-19.

AEKVKAYVPNATWYDYETGEELGWRKQSIEMQLPGDKIGLHLRGGYIFPTQQPATTTEAS
RKNPLGLIVALDENKEARGELFWDDGE

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