The domain within your query sequence starts at position 422 and ends at position 504; the E-value for the Ion_trans_2 domain shown below is 7e-14.

LALDIGTPYQFNGSGSGKWEGGPSKNSVYISSLYFTMTSLTSVGFGNIAPSTDIEKIFAV
AIMMIGSLLYATIFGNVTTIFQQ

Ion_trans_2

Ion_trans_2
PFAM accession number:PF07885
Interpro abstract (IPR013099):

This domain is found in a variety of potassium channel proteins, including the two membrane helix type ion channels found in bacteria [(PUBMED:11836519)].

This is a PFAM domain. For full annotation and more information, please see the PFAM entry Ion_trans_2