The domain within your query sequence starts at position 276 and ends at position 414; the E-value for the 3oc3 domain shown below is 3e-6.

ETNEWPLESFCEELCNDLFNPSWEVRHGAGTGLREILKAHGKSGGKMGDSTLEEMIQQHQ
EWLEDLVIRLLCVFALDRFGDFVSDEVVAPVRETCAQTLGVVLKHMNETGVHKTVDVLLK
LLTQEQWEVRHGGLLGIKY

This is a PDB domain - please see the PDBSUM entry of 3oc3 for further annotation