Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
RnrM1NM_0576797227RNR1    RntL    CG5371    DmRNR1    l(2)k06709    Ribonucleoside diphosphate reductase M1 subunit    ribonucleoside-diphosphate reductase large subunit    RnrL   
RnrM1NM_00910310090Rrm1   
RnrM1NG_0004147227RNR1    RntL    CG5371    DmRNR1    CT17066    l(2)k06709    ribonucleoside-diphosphate reductase large subunit    RnrL   
RnrM1BC01645010090Rrm1   
RnrM1BC06621710090Rrm1   
RnrM1NM_0576797227RNR1    RntL    CG5371    DmRNR1    l(2)k06709    RnrL   
RnrM1NT_0337797227RNR1    RntL    CG5371    DmRNR1    l(2)k06709    RnrL   

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

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Text2Knowledge ... Yong Huang 2002