The domain within your query sequence starts at position 2 and ends at position 209; the E-value for the 4h8s domain shown below is 1e-141.

PAVDKLLLEEALQDSPQARSLLSVFEEDAGTLTDYTNQLLQAMQRVYGAQNEMCLATQQL
SRQLLAYEKQNFALGKGDEEVISTLHYFSKVMDELNGLHTELAKQLADTMVLPVIQFREK
DLTVSTLKDLFGLASSEHDLSMAKYSRLPKKKENEKAKTEIVKEVAAARRKQHLSSLQYY
CALNALQYRKRAAMMEPLIGFAHGQINF

This is a PDB domain - please see the PDBSUM entry of 4h8s for further annotation