The domain within your query sequence starts at position 391 and ends at position 484; the E-value for the d1gxca_ domain shown below is 1e-2.

VYVMTREQHVFGRGGPSSSRGGSPAPYVDTFLNAPDILPRHCTVRAGPEPPAMVRPSRGA
PVTHNGCLLLREAELHPGDLLGLGEHFLFMYKDP

This is a SCOP domain - please see the SCOP entry of d1gxca_ for further annotation