The domain within your query sequence starts at position 290 and ends at position 454; the E-value for the d7mdha2 domain shown below is 7e-18.

AKAVLARKMKTTSANIKDVIIWGNITGNNYVDLRKAKVYNYESAVKGPPGHYHSVLSLIF
DREWITKEFVQTLKILSSTGKQFGGILAAHSIATTLKYWYHGSPPGEIVSLGVMSEGQFD
IPEGIVFSMPVKFENGTWVVLTDLEDISLSEKTLSRLTGDLIQEK

This is a SCOP domain - please see the SCOP entry of d7mdha2 for further annotation