Your Query returns 12 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
tacr3AJ5445809913
Tacr3NW_04762910116
TACR3AY4620999606
TACR3AY4000509606
TACR3AY4000519598
TACR3AY40005210090
TACR3NM_0010599606NK3R    TAC3RL   
Tacr3NT_03924210090
Tacr3NM_01705310116Nkr    Nmkr    Tac3r   
Tacr3BC06684510090Nk3r   
TACR3NT_0163549606
Tacr3NM_02138210090Nk3r    Tac3r   

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

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Text2Knowledge ... Yong Huang 2002