Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
T20B12.2NC_0032816239CELK08268    tbp-1   
T20B12.2NM_0662346239CELK08268    tbp-1   

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

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Text2Knowledge ... Yong Huang 2002