The domain within your query sequence starts at position 699 and ends at position 760; the E-value for the RPT_2 domain shown below is 8.94e-6.

QTQVIAAATQCALSTSQLVACTKVVAPTISSPVCQEQLVEAGRLVAKAVEGCVSASQAAT
ED

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