Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Fce1aNM_01018410090Fcr-5    Fcer1a   
FCE1ABC0059129606FcERI    FCER1A   
FCE1ABC0151959606FcERI    FCER1A   
FCE1ANM_0020019606FcERI    FCER1A   

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

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Text2Knowledge ... Yong Huang 2002