The domain within your query sequence starts at position 1960 and ends at position 2146; the E-value for the RPT_2 domain shown below is 2.01e-5.

GPISPPQPPSVSAWNKPLTSFGSATSSEGTRNGQESGVEIGIDTIQFGAPASNGNENEVV
PVLSEKATDKVPEPKEQRQKQPRAGPIKAQKLPDLSLVENKEHKPGPIGKERSLKNRKVK
DAQQVEPEGQEKPSPAVVRSTDPETAKETKAVSEMSAEIGAMISVSSAEYGSDAKESVTD
YTTPSSS

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