The domain within your query sequence starts at position 9 and ends at position 222; the E-value for the 3vx8 domain shown below is 9e-40.

LQFAPFNSALDVGFWHELTQKKLNEYRLDEAPKDIKGYYYNGDSAGLPTRLTLEFSAFDM
SASTPAHCCPAMGTLHNTNTLEAFKTADKKLLLEQSANEIWEAIKSGAALENPMLLNKFL
LLTFADLKKYHFYYWFCCPALCLPESIPLIRGPVSLDQRLSPKQIQALEHAYDDLCRAEG
VTALPYFLFKYDDDTVLVSLLKHYSDFFQGQRTK

This is a PDB domain - please see the PDBSUM entry of 3vx8 for further annotation