The domain within your query sequence starts at position 166 and ends at position 330; the E-value for the 4apo domain shown below is 1e-113.

DPWAMTDEEKAKAVPVIHQEGNRLYREGQVKEAAAKYYDAIACLKNLQMKEQPGSPDWIQ
LDLQITPLLLNYCQCKLVAQEYYEVLDHCSSILNKYDDNVKAYFKRGKAHAAVWNAQEAQ
ADFAKVLELDPALAPVVSRELRALETRIRQKDEEDKARFRGIFSH

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