The domain within your query sequence starts at position 391 and ends at position 829; the E-value for the 4bwp domain shown below is 1e-161.

MADELRQELINRHLITMAQIDQADMPAVPTEVDSYHSLFPLEPLPPPNRIQKSSNFGYIT
SCYKAVNSKDDLPYCLRRIHGFRLVNTKCMVLVDMWKKIQHSNIVTLREVFTTKAFAEPS
LVFAYDFHAGGETMMSRHFNDPNSDAYFTKRKWGQHDGPLPRQHAGLLPESLIWAYIVQL
SSALRTIHTAGLACRVMDPTKILITSKTRLRVNCVGVFDVLTFDNSQNNNPLALMAQYQQ
ADLISLGKVVLALACNSLAGIQRENLQKAMELVTINYSSDLKNLILYLLTDQNRMRSVND
IMPMIGARFYTQLDAAQMRNDVIEEDLAKEVQNGRLFRLLAKLGTINERPEFQKDPTWSE
TGDRYLLKLFRDHLFHQVTEAGAPWIDLSHIISCLNKLDAGVPEKISLISRDEKSVLVVT
YSDLKRCFENTFQELIAAA

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