The domain within your query sequence starts at position 179 and ends at position 250; the E-value for the 3nzl domain shown below is 5e-45.

LPPEQWSHTTVRNALKDLLKDMNQSSLAKECPLSQSMISSIVNSTYYANVSAAKCQEFGR
WYKHFKKTKDMM

This is a PDB domain - please see the PDBSUM entry of 3nzl for further annotation