The domain within your query sequence starts at position 1923 and ends at position 2027; the E-value for the RPT_2 domain shown below is 5.74e-5.

SDSSRGPPTKDPAHASTPPGTKAVQTQQPCSVRASLSTDICSGLASDGGGARGQGWTVYH
PTSERGAYKSSSKPRARFLSGPVSVSIWSALKRLCLGKEHSSRSS

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