The Pfam:PKD_channel domain within your query sequence starts at position 439 and ends at position 583, and its E-value is 6.5e-7.

SYSFYNHSLFRILKVFKSMRALRAIRVLRRLSILTSLHEVAGTLSGSLPSITAILTLMFTCLFLFSVVLRALFQDSDPKRFQNIFTTLFTLFTMLTLDDWSLIYIDNRAQGAWYIIPILMIYIVIQYFIFLNLVIAVLVDNFQMA
Pfam:PKD_channel

Pfam:PKD_channel
Pfam domain

Pfam ACC: