The domain within your query sequence starts at position 50 and ends at position 149; the E-value for the 4f8t domain shown below is 5e-8.

AMSLDIQINIQVPDTEGVLLECTSGSLIPPAEMTWRDSKGNIIPHSTTFDSQDRAGLLYL
KSSILLKNRVQSPITCSIYNVTTNREKKRSVVLPDILFKS

This is a PDB domain - please see the PDBSUM entry of 4f8t for further annotation