Your Query returns 12 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Abcb4NM_01107610090Pgp    MDR3    P-gp    Pgy3    Mdr1a    Pgy-3    mdr-3    Abcb1a    171060
abcB4AF46630744689
Abcb4NM_00883010090Mdr2    Pgy2    Pgy-2    mdr-2    171060
Abcb4NW_04768710116
ABCB4AC0061549606171060
ABCB4NM_0004439606MDR3    PGY3    ABC21    MDR2/3    PFIC-3    171060
ABCB4NM_0188499606MDR3    PGY3    ABC21    MDR2/3    PFIC-3    171060
ABCB4NM_0188509606MDR3    PGY3    ABC21    MDR2/3    PFIC-3    171060
Abcb4NT_08043010090171060
ABCB4NT_0079339606171060
ABCB4NT_0795959606171060
Abcb4NM_01269010116Pgy3   

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

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Text2Knowledge ... Yong Huang 2002