Your Query returns 10 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CX30BC0389349606ED2    EDH    HED    DFNA3    GJB6    604418
CX30NM_0067839606ED2    EDH    HED    DFNA3    GJB6    604418
Cx30BC06376210090Gjb6    604418
Cx30BC01650710090Gjb6    604418
Cx30BC01381110090Gjb6    604418
Cx30NM_00812810090D14Bwg0506e    Gjb6    604418
Cx30NM_05338810116Gjb6   
Cx30Z7002310090604418
Cx30AY28625610029
Cx30AY57078110036

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

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Text2Knowledge ... Yong Huang 2002