ID 3.6.3.44 DE Xenobiotic-transporting ATPase. AN ATP phosphohydrolase (steroid-exporting). AN MDR protein. AN Multidrug-resistance protein. AN P-glycoprotein. AN PDR protein. AN Pleiotropic-drug-resistance protein. AN Steroid-transporting ATPase. CA ATP + H(2)O + xenobiotic(In) = ADP + phosphate + xenobiotic(Out). CC -!- Enzymes of Gram-positive bacteria and eukaryotic cells that export a CC number of drugs, with unusual specificity, covering various groups of CC unrelated substances, while ignoring some that are closely related CC structurally. CC -!- Several distinct enzymes may be present in a single eukaryotic cell. CC -!- Many of them transport glutathione conjugates with drugs. CC -!- Some also show some 'flippase' (EC 3.6.3.1) activity. CC -!- Formerly EC 3.6.3.45. PR PROSITE; PDOC00185; DR Q9LYS2, AB10C_ARATH; Q9C8H1, AB11C_ARATH; Q9C8H0, AB12C_ARATH; DR Q9SKX0, AB13C_ARATH; Q9LZJ5, AB14C_ARATH; Q7FB56, AB15C_ARATH; DR Q9C8G9, AB1C_ARATH ; Q42093, AB2C_ARATH ; Q9LK64, AB3C_ARATH ; DR Q7DM58, AB4C_ARATH ; Q7GB25, AB5C_ARATH ; Q8VZZ4, AB6C_ARATH ; DR Q9LK62, AB7C_ARATH ; Q8LGU1, AB8C_ARATH ; Q9M1C7, AB9C_ARATH ; DR Q9P7V2, ABC4_SCHPO ; Q9CHL8, LMRA_LACLA ; P97046, LMRA_LACLM ; DR P57551, MDLA_BUCAI ; Q8K985, MDLA_BUCAP ; Q89A97, MDLA_BUCBP ; DR P77265, MDLA_ECOLI ; P57552, MDLB_BUCAI ; Q8K984, MDLB_BUCAP ; DR Q89A96, MDLB_BUCBP ; P0AAG7, MDLB_ECO57 ; P0AAG6, MDLB_ECOL6 ; DR P0AAG5, MDLB_ECOLI ; P21447, MDR1A_MOUSE; P06795, MDR1B_MOUSE; DR P21448, MDR1_CRIGR ; P08183, MDR1_HUMAN ; Q06034, MDR1_LEIEN ; DR P43245, MDR1_RAT ; P21449, MDR2_CRIGR ; P23174, MDR3_CRIGR ; DR P21439, MDR3_HUMAN ; P21440, MDR3_MOUSE ; Q08201, MDR3_RAT ; DR Q00449, MDR49_DROME; Q00748, MDR65_DROME; P21441, MDR_LEITA ; DR P13568, MDR_PLAFF ; P34712, PGP1_CAEEL ; P34713, PGP3_CAEEL ; //