The domain within your query sequence starts at position 1 and ends at position 55; the E-value for the 4c0p domain shown below is 1e-22.

MEGAKPTLQLVYQAVQALYHDPDPSGKERASFWLGELQRSVGSFSFGGLMCVFQD

This is a PDB domain - please see the PDBSUM entry of 4c0p for further annotation