Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
zNgn1NM_1310417955ngn1    ngr1    cb260    neurod3    chunp6899    neurogenin    neurog1   
zNgn1BC0664277955neurod3    ngr1    cb260    chunp6899    neurogenin    neurog1   
zNgn1BC0565757955neurod3    ngr1    cb260    chunp6899    neurogenin    neurog1   

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

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Text2Knowledge ... Yong Huang 2002