The domain within your query sequence starts at position 1 and ends at position 306; the E-value for the P2X_receptor domain shown below is 1.3e-117.

MSEHKVWDVEEYVKPPEGGSVVSIITRIEVTPSQTLGTCPESMRVHSSTCHLDDDCVAGQ
LDMQGNGIRTGRCVPYYHGDSKTCEVSAWCPVEDGTSENHFLGKMAPNFTILIKNSIHYP
KFKFSKGNIASQKSDYLKHCTFDQDSDPYCPIFRLGFIVEQAGENFTELAHKGGVIGVII
NWNCDLDLSESECNPKYSFRRLDPKYDPASSGYNFRFAKYYKINGTTTTRTLIKAYGIRI
DVIVHGQAGKFSLIPTIINLATALTSIGVGSFLCDWILLTFMNKNKLYSHKKFDKVRTPR
HPSSRW

P2X_receptor

PFAM accession number:

This is a PFAM domain. For full annotation and more information, please see the PFAM entry P2X_receptor