The domain within your query sequence starts at position 192 and ends at position 259; the E-value for the RPT_2 domain shown below is 4.93e-6.

VLSGTSSPATTAPVDSTSSPVAHDDTSSPATSLSEDSASSPVAHGGTSSPATSPLRDSTS
SPVHSSAS

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