Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
pax-a0N/Apax6    cb280    Pax6.1    paxzfa    PAXZF-A    fc20e07    zfpax-6a    zfpax-6b    pax[zf-a]    wu:fc20e07    pax6a   
pax-aBC0667227955cb280    Pax6.1    paxzfa    PAXZF-A    zfpax-6a    zfpax-6b    pax[zf-a]    fc20e07    wu:fc20e07    pax6a   
Pax-AU9619342240

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

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Text2Knowledge ... Yong Huang 2002