Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Pomc-ps1NG_00142810090Pomc2    Pomc-2   
Pomc-ps1NT_03968710090

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

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Text2Knowledge ... Yong Huang 2002