The domain within your query sequence starts at position 30 and ends at position 103; the E-value for the Ig_4 domain shown below is 5.9e-23.

EDKVFVTCNTSVMHLDGTVEGWFAKNKTLNLGKGVLDPRGIYLCNGTEQLAKVVSSVQVH
YRMCQNCVELDSGT

Ig_4

Ig_4
PFAM accession number:PF16680
Interpro abstract (IPR032052):

This is an immunoglobulin-like domain. It is found on the T-cell surface glycoprotein CD3 gamma/delta chain. CD3delta and CD3epsilon complex together as part of the T-cell receptor complex [(PUBMED:15534202)].

This is a PFAM domain. For full annotation and more information, please see the PFAM entry Ig_4