Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MB20NM_13874210090Nap1l3   
MB20BC0349549606NPL3    NAP1L3   
MB20BC02017610090Nap1l3   
MB20BC02704510090Nap1l3   
MB20NM_0045389606NPL3    MGC26312    NAP1L3   

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

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Text2Knowledge ... Yong Huang 2002