The domain within your query sequence starts at position 48 and ends at position 254; the E-value for the 4gs7 domain shown below is 5e-6.
QKAGAFTCLSNSIYRIDCHWSAPELGQESRAWLLFTSNQVTEIKHKCTFWDSMCTLVLPK EEVFLPFDNFTITLHRCIMGQEQVSLVDSQYLPRRHIKLDPPSDLQSNVSSGRCVLTWGI NLALEPLITSLSYELAFKRQEEAWEQARHKDRIVGVTWLILEAVELNPGSIYEARLRVQM TLESYEDKTEGEYYKSHWSEWSQPVSF