The domain within your query sequence starts at position 349 and ends at position 539; the E-value for the Na_trans_cytopl domain shown below is 9.4e-67.

KQKELSEGEEKGDPEKVFKSESEDGMRRKAFRLPDNRIGRKFSIMNQSLLSIPGSPFLSR
HNSKSSIFSFRGPGRFRDPGSENEFADDEHSTVEESEGRRDSLFIPIRARERRSSYSGYS
GYSQCSRSSRIFPSLRRSVKRNSTVDCNGVVSLIGPGSHIGRLLPEVKIDKAATDSATTE
VEIKKKGPGSL

Na_trans_cytopl

Na_trans_cytopl
PFAM accession number:PF11933
Interpro abstract (IPR024583):

This is a large cytoplasmic domain towards the start of voltage-dependent sodium ion channel proteins in eukaryotes.

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