The domain within your query sequence starts at position 42 and ends at position 99; the E-value for the RPT_1 domain shown below is 7.68e-6.

KDNRRPDLEIYKPGLSRLRNRPKTKEASGNEEFKDEIVNDRDSSAVGNDTQLIQVCKE

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