The domain within your query sequence starts at position 9 and ends at position 155; the E-value for the 3smt domain shown below is 1e-100.
GKKSRVKTQKSGTGATATVSPKEILNLTSELLQKCSSPAPSPGKEWEEYTQIRALVEKIR KKQKGLSVTFDGKREDYFPDLMKWASENGASVEGFEMVNFKEEGFGLRATRDIKAEELFL WVPRKLLMTVESAKNSVLGPLYSQDRI