The domain within your query sequence starts at position 1 and ends at position 137; the E-value for the 3mwy domain shown below is 2e-13.
NPHNDIQAFSRAHRIGQNKKVMIYRFVTRASVEERITQVAKKKMMLTHLVVRPGLGSKTG SMSKQELDDILKFGTEELFKDEATDGGGDNKEGEDSSVIHYDDKAIERLLDRNQDETEDT ELQGMNEYLSSFKVAQY