The domain within your query sequence starts at position 167 and ends at position 349; the E-value for the RPT_2 domain shown below is 4.39e-5.

GPSLRPPNVACWRDGGKSAGSPSSDQDEKQLGQDESTAITSEQNDILKVVEKRIACGPPQ
AKLNGQQPALASQYRAMMPPYMFQQYPRMAYPPLHGPMRFPPSLSEANKSLRGRGPPPSW
ASEPERPSILSASELKELDKFDNLDAEADEGWAGAQMEVDYTEQLNFSDDDEQGSTSPKE
SSS

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