The domain within your query sequence starts at position 196 and ends at position 255; the E-value for the 4d0n domain shown below is 1e-17.

KDFEADSWSLAVDSSFLQQHKKEVMKKQDVIYELIQTELHHVRTLKIMTRLFRTGMLEEL

This is a PDB domain - please see the PDBSUM entry of 4d0n for further annotation