The domain within your query sequence starts at position 377 and ends at position 447; the E-value for the d1gpua1 domain shown below is 7e-3.

KGGSSSSSHSRQQSPVNPDPVALDAHREFLHRPASGYVPEEIWKKAEEAVNEVKRQAMTE
LQKAVSEAERK

This is a SCOP domain - please see the SCOP entry of d1gpua1 for further annotation