Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
sb52NC_004313175950
Sb52NM_02768110090Gnp2    GNPDA    4921523I18Rik    4933412A11Rik    Gnpda2   
SB52BC0155329606GNPDA2   
SB52NM_1383359606GNPDA2   
Sb52BC004084100904933412A11Rik    GNPDA    Gnp2    Gnpda2   
sb52AY055382175950
Sb52AF0512383335

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

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Text2Knowledge ... Yong Huang 2002