The domain within your query sequence starts at position 43 and ends at position 138; the E-value for the BLOC1_2 domain shown below is 6.9e-39.

RDMFSKMATYLTGELTATSEDYKLLENMNKLTSLKYLEMKDIAINISRNLKDLNQKYAEL
QPYLDQINMIEEQVAALEQAAYKLDAYSKKLEAKYK

BLOC1_2

BLOC1_2
PFAM accession number:PF10046
Interpro abstract (IPR019269):

This entry represents a family of proteins that play a role in cellular proliferation, as well as in the biogenesis of specialised organelles of the endosomal-lysosomal system [ (PUBMED:15102850) ].

This is a PFAM domain. For full annotation and more information, please see the PFAM entry BLOC1_2