Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
BGP1BC0144739606BGP    BGPI    CD66    CD66a    CEACAM1   
BGP1NM_0017129606BGP    BGPI    CD66    CD66A    CEACAM1   
Bgp1NM_01192610090Bgp    Hv2    Cea1    Cea7    Hv-2    MHVR    bb-1    C-CAM    CD66a    Cea-1    Cea-7    Mhv-1    mCEA1    mmCGM1    mmCGM2    mmCGM1a    Ceacam1   
bgp1X682103711
BGP1AC0047859606

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

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Text2Knowledge ... Yong Huang 2002