The domain within your query sequence starts at position 334 and ends at position 417; the E-value for the 4dey domain shown below is 1e-20.

SGEFTKEREKAKSRGTFQKLREKQQLEEDLRGYMSWITQGEVMDVDDLREGKLSLDEGGS
DTESLYEIEGLNKIIQFIRHWRQW

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