Your Query returns 9 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
NEP1NC_0011444932EMG1   
Nep1BT0036227227
NEP1AF03658061367
nep1AB114914150966
NEP1AF0776128167
Nep1AE0034367227
Nep1NC_0043547227NEP    dNEP1    CG5894    CG5905    CG5914   
Nep1NM_0785017227NEP    dNEP1    CG5894    CG5905    CG5914   
Nep1NM_1670597227NEP    dNEP1    CG5894    CG5905    CG5914   

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

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Text2Knowledge ... Yong Huang 2002