Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CAR2NM_00980310090CAR    CAR1    MB67    mCAR    Care2    ESTM32    Nr1i3   
Car2NM_01929110116Ca2   
CAR2BC03764510090CAR    CAR1    MB67    Nr1i3   
Car2BC06557710116Ca2   
CAR2S5523444689
CAR2U210944932
CAR2AF1803733879
Car2NM_00980110090CAII    Car-2    Ltw-5    Lvtw-5   
Car2U3770510090
Car2U3770610090
Car2NT_03922610090
CAR2AF10964310116
Car2BC05529110090CAII   
CAR2NC_0011444932

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

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Text2Knowledge ... Yong Huang 2002