The domain within your query sequence starts at position 2 and ends at position 106; the E-value for the 1u89 domain shown below is 9e-50.

TAVTQALNELLQHVKAHATGAGPAGRYDQATDTILTVTENIFSSMGDAGEMVRQARILAQ
ATSDLVNAIKASAGPQPLLVQSCKAVAEQIPLLVQGVRGSQAQPD

This is a PDB domain - please see the PDBSUM entry of 1u89 for further annotation