Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Abcb1NM_01107510090mdr    Mdr1    Pgy1    Mdr1b    Pgy-1    Abcb1b    171050
Abcb1NM_01262310116Mdr1    Abcb1b    Pgy1   
abcB1AF46630444689
ABCB1AY3601449986
ABCB1AY4526739606MDR1    171050
ABCB1AC0024579606171050
ABCB1AY4089549606171050
ABCB1AY4089559598
ABCB1AY40895610090171050
ABCB1AF3453379606MDR1    171050
ABCB1AF3456269606MDR1    171050
ABCB1NT_0079339606171050
ABCB1NT_0795959606171050
ABCB1NM_0009279606CLCS    MDR1    P-gp    PGY1    ABC20    CD243    GP170    171050

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

Google

Text2Knowledge ... Yong Huang 2002