The domain within your query sequence starts at position 1 and ends at position 198; the E-value for the 4dx8 domain shown below is 1e-125.
MGNPENIEDAYVAVIRPKNTASLNSREYRAKSYEILLHEVPIEGQKKKRKKVLLETKLQS NSEIAQGILDYVVETTKPISPANQGIKGKRVVLMRKFPLDGEKTGREAALFIVPSVVKDN TKYAYTPGCPIFYCLQDIMRVCSESSTHFATLTARMLIALDKWLDERHAQSHFIPALFRP SPLERIKTNVINPAYAAE