Your Query returns 10 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Ttf-1NM_00938510090T/EBP    Nkx2-1    Nkx2.1    tinman    Nkx-2.1    Titf1   
TTF-1BC0062219606NKX2A    TTF1    NKX2.1    TEBP    TITF1   
TTF-1NM_0033179606BCH    BHC    TEBP    TTF1    NKX2A    NKX2.1    TITF1   
TTF-1X779109615
TTF-1U336279606
TTF-1U432039606
TTF-1U337499606
TTF-1X828509606
TTF-1D3803510116
TTF-1U8271810141

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

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Text2Knowledge ... Yong Huang 2002