The domain within your query sequence starts at position 1 and ends at position 75; the E-value for the 4n78 domain shown below is 4e-41.

MAGQEDPVQREIHQDWANREYIEIITSSIKKISDFLNSFDMSCRSRLATLNEKLTALERR
IEYIEARVTKGETLT

This is a PDB domain - please see the PDBSUM entry of 4n78 for further annotation