The domain within your query sequence starts at position 390 and ends at position 506; the E-value for the RPT_1 domain shown below is 1.75e-17.
SEYFLSENIPFQDNQSQDTPSQYTPSQDIQFQDMLAQDISFQEIQSQESPNQDVLYQETP PQETPSQGTPYQDLPYQVLLIKDTSPQGTPYQYILTKEIPFQETPSQGTLSQESPSQ