Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
siglec-4aNM_01075810090Gma    Mag   
SIGLEC-4ABC0533479606GMA    S-MAG    MAG   
SIGLEC-4ANM_0023619606GMA    S-MAG    MAG   
SIGLEC-4ANM_0806009606GMA    S-MAG    MAG   

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002