The domain within your query sequence starts at position 944 and ends at position 1461; the E-value for the RPT_1 domain shown below is 8.08e-127.

VHPESSEGEEHSVVPRRYSGYGHGQGQAGHQQRESGYGQRGRPQGPSQDSSRQPQAGHGQ
PSQSGYGRSPRRSQVHPEYSEGEAHSEVSQRHSGSSHCHSQGQGQARHQQRESVHGQRGR
PQGPSQDSSRQPQAGQGQPSQSGSGRSPRRSPVHPESSEGEEHSVVPQRHSGSGHGHGQG
QGQAGHQQRESVHGQRGRPQGPSQDSSRQPQAGQGQPSQSGSGRSPRRSPVHPESSEGEE
HSVVPQRHSGSGHGHGQGQGQGQAGHQQRESVHGQRSRPQGPFQDSSRQPQAGQGQPSQS
SSGRSPRRSPVHPESSEGEEHSVVPQRHSGSGHGHGQGQGQAGHQQRESVHGQPVRPEVP
TQDSSRQPQADQGQPSQSGSGRSQRRSPVHPESSEGEEHSVVPQRNSESCHCHCHDQAGH
QQRESVHGQRGRPEGPSQDSSRHPQAGQGQPSQSGSGRSPRSSPVHPESSEGEEHSVVPQ
RHSGSGHGHGQGQGQAGHQQRESVHGQRGRPQGPTQDS

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