The domain within your query sequence starts at position 1 and ends at position 177; the E-value for the Jagunal domain shown below is 2.4e-71.

MASRAGPRAAGTDGSDFQHRERVAMHYQMSVTLKYEIKKLIYVHLVIWLLLVAKMSVGHL
RLLSHDQVAMPYQWEYPYLLSIVPSVLGLLSFPRNNISYLVLSMISMGLFSIAPLIYGSM
EMFPAAQQLYRHGKAYRFLFGFSAVSVMYLVLVLAVQVHAWQLYYSKKLLDSWFTST

Jagunal

Jagunal
PFAM accession number:PF07086
Interpro abstract (IPR009787):

Protein jagunal is required for endoplasmic reticulum organisation and proper vesicular traffic during Drosophila oogenesis [ (PUBMED:17389229) ].

GO process:endoplasmic reticulum organization (GO:0007029)
GO component:endoplasmic reticulum membrane (GO:0005789)

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