Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CPB6NM_0007679606IIB1    P450    CYP2B    CYPIIB6    CYP2B6   
CPB6NT_0111099606IIB1    P450    CYP2B    CYPIIB6    CYP2B6   
CPB6BC0674309606CYPIIB6    IIB1    P450    CYP2B    CYP2B6   
CPB6BC0674319606CYPIIB6    IIB1    P450    CYP2B    CYP2B6   
CPB6NG_0000089606IIB1    P450    CYP2B    CYPIIB6    CYP2B6   

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

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Text2Knowledge ... Yong Huang 2002