Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
gamma-SNAPNM_0581217227gSnap    CG3988    gammaSnap   
gamma-SNAPNT_0337787227gSnap    CG3988    gammaSnap   
gamma-snapAF15783644689

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

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Text2Knowledge ... Yong Huang 2002