Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Acy2NM_02311310090Acy-2    Aspa   
ACY2BC0291289606ASP    ASPA   
ACY2NM_0000499606ASP    ASPA   

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

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Text2Knowledge ... Yong Huang 2002