The domain within your query sequence starts at position 57 and ends at position 290; the E-value for the RPT_1 domain shown below is 2.46e-5.

DDELGNSNLSRPQYHSHFQKEPLHLQGFGKGSQAGSTSQRESQASLTVHRQLSEEHAVKR
GALQAPQCVQGPSLSSWRNAVGQASPEASAKKDAEIPRHIPKDKLAKTLDNEELKRASSC
SAAAGSVPPTDLQPVQLDTLGPQDHVPARGEGPQRTPASHSPGKGFSPGEGTSEGNSVYL
PKPSTSEAKGSSPSDTKMEGPHGLDVYNERITHAELTPSSASASKENPGLRHPE

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