Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MRXBC0212819606BCRP    ABCP    MXR1    ABC15    MXR    EST157481    BCRP1    BMDP    ABCG2   
MRXNM_0048279606MXR    ABCP    BCRP    BMDP    MXR1    ABC15    BCRP1    EST157481    ABCG2   
mrxAB038042562
mrxD16251562
mrxAY522923644

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

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Text2Knowledge ... Yong Huang 2002