The domain within your query sequence starts at position 1026 and ends at position 1705; the E-value for the RPT_1 domain shown below is 9.01e-39.

VDNQPPSIIIGRMLTVDEGFSAALTTHHLTVVDWDTAPDDLKFMLASQPQFGYLENALPS
AGFEKSNIGIRIASFQWTDMKASHINYVQSRHLRVEPTADQFTVYATDGKHRSLETTFHV
IINPTNDEAPDLAVQNITVYEGHMVELDSSIISATDRDIPKDPLLFSIALKPQHGLLVDA
AISKDSHQIKQLQHEIHSFSVDLLKNGMKLVYAHDDSESSADNFVIQLSDGKHKILKTIS
VNITPVNDETPTLSKKAEISMAVGDTRVLSSAVLSATDKDSPREKIHYVFERLPQNGQLQ
LKIGRDWVPLSTGMQCTQEDVDLNLLRYTHAGKTDSQDGDSFTFYLWDEDNRSPAFDCHI
IIEDMGKGDIVIHAKPLVVVKGDRGLLTTATLLAVDGADKPEELLYLITSPPRHGQVEYV
HSPGVPIASFSQMDIAGQTVCYIHKSRTAVPTDSFRFTISNGLQTQRGVFEITLQTVDSA
LPVLTKNKRLRLAEGAMGLLSADHLQLTDPDTPPENLTFFLAQLPRHGYLFLRGKALQHN
FTQRDVDSGGVAYQHSGGGAREDYFTFLATDRKNQGFVVDGKVQKEPVRFTIQVDQLDKA
APRITHLHSPTQVGLLKNGCYGIYITSRVLKASDPDTEDDQIIFKILRGPLYGRLENTTT
GEFIHERFSQKDLSHKTILY

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