The domain within your query sequence starts at position 3039 and ends at position 3101; the E-value for the RPT_1 domain shown below is 5.27e-23.

GLGSNQSSQYGQYRCPSSHYSSQSQHGVGCSHGFNTGQYGSGSYPSSNSRQNCPGSGLCP
TSE

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