The domain within your query sequence starts at position 1 and ends at position 68; the E-value for the 4n4a domain shown below is 2e-40.

MVIEDETEFCGEELLHSMLKCKSVFDILDGEEMRRARTRANPYEMIRGVFFLNRAAMKMA
NMDFVFDR

This is a PDB domain - please see the PDBSUM entry of 4n4a for further annotation