Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MTPCR53XM_13889910090Olfr31   
MTPCR53NM_14702710090MOR274-1    Olfr31   

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

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Text2Knowledge ... Yong Huang 2002