Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Adra1NM_01346010090Spr8    Gpcr8    [a]1d    Adra-1    Adra1a    alpha1D-AR    Adra1d   
ADRA1NM_0006789606DAR    ADRA1A    ADRA1R    ALPHA1    ADRA1D   
ADRA1NM_0006799606ALPHA1BAR    ADRA1B   

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

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Text2Knowledge ... Yong Huang 2002