The domain within your query sequence starts at position 201 and ends at position 338; the E-value for the RPT_1 domain shown below is 1.53e-14.

ETKSYESLFVRAVRAYNGENWRTSISDMELALPDFLKAFYECLAACEGSREIKDFKDFYL
SIADHYVEVLECKIRCEETLTPVIGGYPVEKFVATMYHYLQFAYYKLNDLKNAAPCAVSY
LLFDQSDRVMQQNLVYYQ

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