The domain within your query sequence starts at position 58 and ends at position 180; the E-value for the RPT_1 domain shown below is 5.47e-6.

PACQEKDYHFEYTECDSTGSRWRVAIPNSAVDCSGLPDPVKGKECTFSCASGEYLEMKNQ
VCSKCVEGTYSLGSGIKFDEWDELPAGFSNVATFMDTVVGPSDSRPDGCNNSSWLPRGNY
IES

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