The domain within your query sequence starts at position 184 and ends at position 260; the E-value for the RPT_1 domain shown below is 5.16e-5.

AITQGGAIQLANNGTDGVQGLQTLTMTNAAATQPGTTILQYAQTTDGQQILVPSNQVVVQ
AASGDVQTYQIRTAPTS

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