Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MGC18604NM_03317410090MGC30325    2410045I01Rik    Snurf   
MGC18604BC02488010090Peg4    SMN    HCERN3    MGC30325    Snrpn   
MGC18604BC01958910090Peg4    SMN    HCERN3    MGC30325    Snrpn   
MGC18604NM_01367010090SMN    Peg4    HCERN3    MGC30325    2410045I01Rik    Snrpn   

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

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Text2Knowledge ... Yong Huang 2002