Gene O Pgy1 Mdr1b|Mdr1|Abcb1|mdr|Pgy-1|Pgy1 Abcb1 Mdr1b Pgy-1 mdr ATP-binding cassette, sub-family B (MDR/TAP), member 1B http://identifiers.org/mgd/MGI:97568 + MGI:97568 genetic mapping Mdr1 protein coding gene Abcb1b