Your Query returns 13 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Agtr2NM_00742910090300034
AGTR2L345799606300034
Agtr2NW_04789910116
Agtr2NM_01249410116
AGTR2AY3246079606300034
AGTR2AY4026819606300034
AGTR2AY4026829598
AGTR2AY40268310090300034
AGTR2NM_0006869606AT2    300034
Agtr2NT_03970010090300034
Agtr2BC00381110090300034
AGTR2AY5365229606300034
AGTR2NT_0115659606300034

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

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Text2Knowledge ... Yong Huang 2002