Your Query returns 13 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
NR1D1AY3914447955
Nr1d1NM_14543410090A530070C09Rik    602408
Nr1d1NW_04733910116
NR1D1BC0561489606THRAL    EAR1    hRev    THRA1    ear-1    602408
NR1D1AY4215939606602408
NR1D1AY4215949598
NR1D1AY42159510090602408
NR1D1NM_0217249606EAR1    hRev    THRA1    THRAL    ear-1    602408
Nr1d1NT_03952110090602408
Nr1d1BC00898910090602408
Nr1d1BC06204710116REV-ERBAALPHA   
NR1D1NT_0107559606602408
Nr1d1NM_14577510116REV-ERBAALPHA   

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

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Text2Knowledge ... Yong Huang 2002