Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Sharp1NM_02446910090DEC2    Bhlhb2l    Bhlhb3    606200
SHARP1BC0259689606DEC2    SHARP-1    BHLHB3    606200
SHARP1NM_0307629606DEC2    SHARP-1    BHLHB3    606200
Sharp1BC03774210090Bhlhb2l    DEC2    Bhlhb3    606200
Sharp1NM_13330310116Dec2    SHARP-1    Bhlhb3   
SHARP1AY2045679615
SHARP1AY2045689615

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

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Text2Knowledge ... Yong Huang 2002