The domain within your query sequence starts at position 643 and ends at position 780; the E-value for the d1m1xa2 domain shown below is 2e-46.

DNLCVPDLKLSARPDKHQIIIGDENHLMLIINARNEGEGAYEAELFVIIPEEADYVGIER
NNKGLRPLSCEYKMENVTRMVVCDLGNPMVTGTNFSLGLRFAVPRLEKTNMSINFDLQIR
SSNKDNPDSNFERVQINI

This is a SCOP domain - please see the SCOP entry of d1m1xa2 for further annotation