The domain within your query sequence starts at position 1061 and ends at position 1298; the E-value for the RPT_2 domain shown below is 1.62e-6.

KPSFIMGGSISQGTPGTYLSSHNQAYPQEAPKPSVGSISLGLPRQQESTKAAPLTYIKQE
EFSPRSQNSQPEGLLVRAQHEGVVRGTAGAVQEGSITRGTPASKISVETISSLRGSITQG
TPALPQAGIPTEALVKGPVSRMPIEESSPEKVREEAASKGHVIYEGKSGHILSYDNIKNA
REGTRSPRTAHEMSLKRSYEAVEGSIKQGMSMRESPVSAPLEGLICRALPRGSPHSDL

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