The domain within your query sequence starts at position 489 and ends at position 546; the E-value for the 3llo domain shown below is 6e-16.

PHYSVLGQVPDTDIYRDVAEYSGAKEVPGVKVFRSSATLYFANAELYSDSLKEKCGVD

This is a PDB domain - please see the PDBSUM entry of 3llo for further annotation