The domain within your query sequence starts at position 16 and ends at position 264; the E-value for the DUF4661 domain shown below is 8.3e-141.

RKKSTKADLPAPEPRWVDSSPENSGSDWDSAPETMGDVGPLKTKDSGTRRPPGAAPESSR
DLKVDQLGSKRMDSLKRDKTASTIQEPARLESGGAIPKLDWDPVDSGGVKNLGVSAQGRL
GTIGPEALLEKPGRRQKLLRWLRGEPGAPSHYLQDPEEYLQISTNLTLHLLELLATALLA
LCSRPLRAILDALGLRGPVGLWLHGLLCFLAALHGLHAVLSLLTAHPLHFACLFGLLQAL
VLAVSLREP

DUF4661

 DUF4661
PFAM accession number:PF15576
Interpro abstract (IPR029073):

Proteins in this family are typically between 281 and 302 amino acids in length. They are found in mammals.

This is a PFAM domain. For full annotation and more information, please see the PFAM entry DUF4661