The domain within your query sequence starts at position 838 and ends at position 963; the E-value for the 2fxo domain shown below is 6e-53.

PLLKSAETEKEMATMKEEFGRVKDALEKSEARRKELEEKMVSLLQEKNDLQLQVQAEQDN
LADAEERCDQLIKNKIQLEAKVKEMTERLEDEEEMNAELTAKKRKLEDECSELKRDIDDL
ELTLAK

This is a PDB domain - please see the PDBSUM entry of 2fxo for further annotation