Varaico: Literature-Extracted Genetic Variants

Gene:ABCB1
Variant:p.E556Q
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ABCB1

NM_001348946.2:p.E556Q

Associated Papers

Mapping the Role of P-gp in Multidrug Resistance: Insights from Recent Structural Studies.

Tia ST et al.

International Journal of Molecular Sciences, 2025

Nucleotide asymmetry and flexible linker dynamics modulate drug efflux cycle of P-glycoprotein, A computational study.

Han SB et al.

Computational and Structural Biotechnology Journal, 2025

How Cryo-EM Has Expanded Our Understanding of Membrane Transporters.

Baril SA et al.

Drug Metabolism and Disposition: the Biological Fate of Chemicals, 2023

Conformational changes in the nucleotide-binding domains of P-glycoprotein induced by ATP hydrolysis.

Dehghani-Ghahnaviyeh S et al.

Febs Letters, 2021

Does the ATP-bound EQ mutant reflect the pre- or post-ATP hydrolysis state in the catalytic cycle of human P-glycoprotein (ABCB1)?

Lusvarghi S et al.

Febs Letters, 2021

Reversing the direction of drug transport mediated by the human multidrug transporter P-glycoprotein.

Sajid A et al.

Proceedings of the National Academy of Sciences of the United States of America, 2020

Human ABCB1 with an ABCB11-like degenerate nucleotide binding site maintains transport activity by avoiding nucleotide occlusion.

Goda K et al.

Plos Genetics, 2020

In vivo FRET analyses reveal a role of ATP hydrolysis-associated conformational changes in human P-glycoprotein.

Futamata R et al.

The Journal of Biological Chemistry, 2020

Active transport of rhodamine 123 by the human multidrug transporter P-glycoprotein involves two independent outer gates.

Nasim F et al.

Pharmacology Research & Perspectives, 2020

Multidrug transporters: recent insights from cryo-electron microscopy-derived atomic structures and animal models.

Lusvarghi S et al.

F1000research, 2020

ATP-dependent thermostabilization of human P-glycoprotein (ABCB1) is blocked by modulators.

Lusvarghi S et al.

The Biochemical Journal, 2019

Dissecting the Forces that Dominate Dimerization of the Nucleotide Binding Domains of ABCB1.

Szöllősi D et al.

Biophysical Journal, 2018

A short cross-linker activates human P-glycoprotein missing a catalytic carboxylate.

Loo TW et al.

Biochemical Pharmacology, 2017

Cryo-EM Analysis of the Conformational Landscape of Human P-glycoprotein (ABCB1) During its Catalytic Cycle.

Frank GA et al.

Molecular Pharmacology, 2016

Human-Mouse Chimeras with Normal Expression and Function Reveal That Major Domain Swapping Is Tolerated by P-Glycoprotein (ABCB1).

Pluchino KM et al.

Biochemistry, 2016

Drug-protein hydrogen bonds govern the inhibition of the ATP hydrolysis of the multidrug transporter P-glycoprotein.

Chufan EE et al.

Biochemical Pharmacology, 2016

The Q loops of the human multidrug resistance transporter ABCB1 are necessary to couple drug binding to the ATP catalytic cycle.

Zolnerciks JK et al.

Faseb Journal : Official Publication of the Federation of American Societies for Experimental Biology, 2014

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.

Loo TW et al.

The Journal of Biological Chemistry, 2014

Elucidation of the structural basis of interaction of the BCR-ABL kinase inhibitor, nilotinib (Tasigna) with the human ABC drug transporter P-glycoprotein.

Shukla S et al.

Leukemia, 2014

24418991 (PubMed )
Supplement: NIHMS553329-supplement-1.doc

Mutations in intracellular loops 1 and 3 lead to misfolding of human P-glycoprotein (ABCB1) that can be rescued by cyclosporine A, which reduces its association with chaperone Hsp70.

Kapoor K et al.

The Journal of Biological Chemistry, 2013

Multiple transport-active binding sites are available for a single substrate on human P-glycoprotein (ABCB1).

Chufan EE et al.

Plos One, 2013

Corrector-mediated rescue of misprocessed CFTR mutants can be reduced by the P-glycoprotein drug pump.

Loo TW et al.

Biochemical Pharmacology, 2012

Catalytic cycle of ATP hydrolysis by P-glycoprotein: evidence for formation of the E.S reaction intermediate with ATP-gamma-S, a nonhydrolyzable analogue of ATP.

Sauna ZE et al.

Biochemistry, 2007

Evidence for a Sav1866-like architecture for the human multidrug transporter P-glycoprotein.

Zolnerciks JK et al.

Faseb Journal : Official Publication of the Federation of American Societies for Experimental Biology, 2007

Genomics and the mechanism of P-glycoprotein (ABCB1).

Sauna ZE et al.

Journal of Bioenergetics and Biomembranes, 2007

Nucleotide binding, ATP hydrolysis, and mutation of the catalytic carboxylates of human P-glycoprotein cause distinct conformational changes in the transmembrane segments.

Loo TW et al.

Biochemistry, 2007

Combined mutation of catalytic glutamate residues in the two nucleotide binding domains of P-glycoprotein generates a conformation that binds ATP and ADP tightly.

Tombline G et al.

The Journal of Biological Chemistry, 2004

Analysis of catalytic carboxylate mutants E552Q and E1197Q suggests asymmetric ATP hydrolysis by the two nucleotide-binding domains of P-glycoprotein.

Carrier I et al.

Biochemistry, 2003

P-glycoprotein: from genomics to mechanism.

Ambudkar SV et al.

Oncogene, 2003

Importance of the conserved Walker B glutamate residues, 556 and 1201, for the completion of the catalytic cycle of ATP hydrolysis by human P-glycoprotein (ABCB1).

Sauna ZE et al.

Biochemistry, 2002

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