The domain within your query sequence starts at position 246 and ends at position 344; the E-value for the 4dey domain shown below is 4e-63.

RLVSGVPSLQVVLNSIIKAMVPLLHIALLVLFVIIIYAIIGLELFMGKMHKTCYNQEGII
DVPAEEDPSPCALETGHGRQCQNGTVCKPGWDGPKHGIT

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