Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MGC56490BC0493217955Sh2d3c    zgc:56490   
MGC56490NM_2010767955Sh2d3c    zgc:56490   

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

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Text2Knowledge ... Yong Huang 2002