Your Query returns 1 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Cd28lNM_00985510090B7-1    Ly53    Ly-53    MIC17    TS/A-1    Cd80   

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

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Text2Knowledge ... Yong Huang 2002