Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Oas1cNM_03354110090Oasl2    Oasl5   
Oas1cNT_08076110090
Oas1cAF45981610090He   
Oas1cAF45981510090RV   

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

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Text2Knowledge ... Yong Huang 2002