The domain within your query sequence starts at position 87 and ends at position 186; the E-value for the d1dusa_ domain shown below is 2e-8.

LVDIGSGDGRIVIAAAKEGFPAVGYELNPWLVWYSRYRAWRAGVHGSAKFYISDLWKVTF
AQYSNVVIFGVPQMMPQLEKKLELELEDGARVIACRFPFP

This is a SCOP domain - please see the SCOP entry of d1dusa_ for further annotation