Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MGC34578BC0384339606ORL1    NOCIR    KOR-3    OOR    OPRL1   
MGC34578NM_1826479606OOR    ORL1    KOR-3    NOCIR    OPRL1   
MGC34578NM_0009139606OOR    ORL1    KOR-3    NOCIR    OPRL1   

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

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Text2Knowledge ... Yong Huang 2002