The domain within your query sequence starts at position 86 and ends at position 173; the E-value for the RPT_1 domain shown below is 1.27e-12.

PVGRGHEVAQESSLPQEEAGSTGMDTTSTSYSPSFCRESQLSQVSQPRGAGQKEVPTQAG
NVGPLELLLDELQDEVQVKEHVPDPLDL

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