The domain within your query sequence starts at position 125 and ends at position 447; the E-value for the RPT_1 domain shown below is 7.61e-6.
FNSTSILYEQRRYWRREKITEYHQCERYFSKNSLQLPQQLNLLCDKFYHVGQHKKMSMYA
VKLGTYHVEGSCGNSNRVNDSNMGYIKNPFLKYCQNNQHGEILYQGDVILYDSHHETILS
KNEISKCISENHYNHDSRQAMSNHCSQSSLQQQDHTTWSLYKNDWQDDILNDSLILQVYN
RMWTKGDFNKYTCDTYRNALIESLYLEKDNMKHIKRQLSQAPGYNKVLNFNSNVIQHDSN
HNGKGIQKVKVHLYGIFNIQNLLRHSNLSVEEKPSKYKTPEKCSNKSSGLMVFQARGKPW
KCVQCGKSFAQYSALQNPHRICT
This is a significant internal repeat in the query protein sequence, as detected by the Prospero program.