The domain within your query sequence starts at position 46 and ends at position 215; the E-value for the 4p3f domain shown below is 1e-112.

GSKANKEFGDSLSLEILQIIKESQQQHGLRHGDFQRYRYLLLVLMDAERAWSYAMQLKQE
ANTEPRKRFHLLSRLRKAVKHAEELERLCESNRVDAKTKLEAQAYTAYLSGMLRFEHQEW
KSAIEAFNKCKTIYEKLASAFTEEQAVLYNQRVEEISPNIRYCAYNIGDQ

This is a PDB domain - please see the PDBSUM entry of 4p3f for further annotation