The domain within your query sequence starts at position 372 and ends at position 636; the E-value for the RPT_1 domain shown below is 3.02e-14.

VTQARLQQTRKKLAQQLRDTTLLHRFWNLWQSRIEQREERVQTPSLHAALSHYRVTVLHK
CVRVWLRYVHKRQWQQLLRARADGHFQQRALPAAFYTWYRGWLWHQQRRILHTKAVRFHR
GTLEKQVFALWRQKMSQHRENCLAERMAILQAEQQLLRRFWFVWHQQAAVCQLERQQQAM
AIAHHHSGLLRRAFCIWKESTQGFRIERMGRAQAAHFHSAQLLSRAWSMWREVYQNRVRS
VLREVAARERQHNRQLLWWALHLWR

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