The domain within your query sequence starts at position 24 and ends at position 197; the E-value for the 154l domain shown below is 1e-48.

CYGNIRTLDTPGASCRIGRRYGLTYCGVRASERLAEVDRPYLLRHQPTMRLVGQKYCMDP
AVIAGVLSRESPGGNYVVDLGNIGSGLGMVKETKFYPPTAWKSETWVSQKTQTLTSSIKE
IKTRFPTWTADQHLRGGLCAYSKGPNFVRSNQDLNCDFCNDVLARAKYFKDHGF

This is a PDB domain - please see the PDBSUM entry of 154l for further annotation