The domain within your query sequence starts at position 18 and ends at position 102; the E-value for the RPT_1 domain shown below is 3.73e-10.

DKHLAGYFNNTRIRRHLLRSGLITRSGRILSEKEYKVNNMKQDHQKYIRECLARAIFHKV
LDMERYHQLEIKRKLDTLARKERIQ

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