The domain within your query sequence starts at position 284 and ends at position 396; the E-value for the LLGL domain shown below is 9.2e-45.

PFQTTVPHGKSQREGRKSESCKPILKVEYKTCRNSEPFIIFSGGLSYDKACRRPSLTIMH
GKAITVLEMDHPIVEFLTLCETPYPNEFQEPYAVAVLLEKDLIVVDLTQTNFP

LLGL

LLGL
PFAM accession number:PF08366
Interpro abstract (IPR013577):

This domain is found in lethal giant larvae homologue 2 (LLGL2) proteins and syntaxin-binding proteins like tomosyn [(PUBMED:14767561)]. It has been identified in eukaryotes and tends to be found together with WD repeats (IPR001680).

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