TY - GEN AU - Loo,Tip W AU - Clarke,David M TI - Cysteines introduced into extracellular loops 1 and 4 of human P-glycoprotein that are close only in the open conformation spontaneously form a disulfide bond that inhibits drug efflux and ATPase activity SN - 1083-351X PY - 2015///0128 KW - ATP Binding Cassette Transporter, Subfamily B KW - chemistry KW - Adenosine Triphosphatases KW - metabolism KW - Adenosine Triphosphate KW - Animals KW - Binding Sites KW - genetics KW - Cell Line KW - Cysteine KW - Disulfides KW - Dithiothreitol KW - pharmacology KW - Drug Resistance, Multiple KW - drug effects KW - Glycoside Hydrolases KW - HEK293 Cells KW - Humans KW - Hydrolysis KW - Immunoblotting KW - Models, Molecular KW - Mutation KW - Pharmaceutical Preparations KW - Protein Conformation KW - Protein Structure, Secondary KW - Protein Structure, Tertiary N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1074/jbc.M114.583021 ER -