Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Unc84bNM_19434210090C030011B15    B230369L08Rik    AI551766   
UNC84BBC0306849606KIAA0668    SUN2   
UNC84BNM_0153749606SUN2    KIAA0668   
UNC84BNT_0115209606

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

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Text2Knowledge ... Yong Huang 2002