Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
THR1NM_0004619606GRTH    ERBA2    NR1A2    THRB1    THRB2    ERBA-BETA    THRB    190160
Thr1AF0431216289
THR1M376924932
THR1U671935476
THR1U103994932
THR1D839885462
THR1NC_0011404932

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

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Text2Knowledge ... Yong Huang 2002