Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Nmo-1NM_00870610090Ox1    QR1    Dia4    NMO1    Ox-1    Nmor1    Nqo1   
NMO-1AF4824269606ECPN    ERO    OPN3   
NMO-1BC0367739606ERO    ECPN    PANOPSIN    OPN3   
NMO-1BC0626229606ERO    ECPN    PANOPSIN    OPN3   
NMO-1NM_0143229606ERO    ECPN    PANOPSIN    OPN3   

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

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Text2Knowledge ... Yong Huang 2002