The domain within your query sequence starts at position 1101 and ends at position 1498; the E-value for the RPT_1 domain shown below is 1.7e-10.

EAAVRLLNKLGLLEATIDHAADNCSFEFAFELSRLAFKHKAPEIHLKYAMYLEDEGKFEE
AEAEFIRAGKPKEAVLMFVHNQDWEAAQRVAEAHDPDSVAEVLVGQARGALEEKDFQKAE
GLLLRAQRPGLALNYYKEAGLWSDALRICKDYVPGQLEALQEEYEREATKKGGRGVEGLV
EQARQWEQAGEYSRAVDCYLKVRDSGSSGLMEKCWMKAAELSIKFLPPQRSLEVVRVVGP
QLIGIGKHSAAAELYLNLDLVKEAIDAFIEGEEWNKAKRVAKELDPRYEDYVDQHYKEFL
KNQGKVDSLVGVDVVAALDLYVEQGQWDKCIETATKQNYKILHKYVALYATHLIREGGYA
QALALYVQHGAPANPQNFNIYKRIFTDMVSSPGTNNAE

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