The domain within your query sequence starts at position 1129 and ends at position 1181; the E-value for the 1byy domain shown below is 7e-30.

SSEGSTIDIKPEVEEVPVEQPEEYLDPDACFTEGCVQRFKCCQVNIEEGLGKS

This is a PDB domain - please see the PDBSUM entry of 1byy for further annotation