Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
ERB-T-1NM_0032509606AR7    EAR7    ERBA    ERBA1    NR1A1    THRA1    THRA2    THRA3    EAR-7.1    EAR-7.2    MGC43240    c-ERBA-1    MGC000261    ERBA-ALPHA    TR-ALPHA-1    c-ERBA-ALPHA-2    THRA   
ERB-T-1NM_1993349606AR7    EAR7    ERBA    ERBA1    NR1A1    THRA1    THRA2    THRA3    EAR-7.1    EAR-7.2    MGC43240    c-ERBA-1    MGC000261    ERBA-ALPHA    TR-ALPHA-1    c-ERBA-ALPHA-2    THRA   

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

Google

Text2Knowledge ... Yong Huang 2002