Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MGC26444BC0305899606RALDH2    RALDH(II)    RALDH2-T    ALDH1A2   
MGC26444NM_0038889606RALDH2    RALDH2-T    RALDH(II)    ALDH1A2   
MGC26444NM_1706969606RALDH2    RALDH2-T    RALDH(II)    ALDH1A2   
MGC26444NM_1706979606RALDH2    RALDH2-T    RALDH(II)    ALDH1A2   

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

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Text2Knowledge ... Yong Huang 2002