The domain within your query sequence starts at position 229 and ends at position 305; the E-value for the 3iv1 domain shown below is 1e-43.

ASLISAVSDKLRWRMKEEMDGAQAELNALKRTEEDLKKGHQKLEEMVTRLDQEVAEVDKN
IELLKKKDEELSSALEK

This is a PDB domain - please see the PDBSUM entry of 3iv1 for further annotation