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Cited by 244

The DOI matches its Crossref record; 1 of the 1 references it cites were found in a registry or an index.

Membrane topology distinguishes a subfamily of the ATP‐binding cassette (ABC) transporters

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Tusnády, Gábor E, Bakos, Éva, Váradi, András, Sarkadi, Balázs·1997·FEBS Letters

Abstract

A group of ATP‐binding cassette (ABC) transporters, including the yeast cadmium transporter (YCF1), the mammalian multidrug resistance‐associated protein (MRP), the multispecific organic anion transporter and its congener (MOAT and EBCR), as well as the sulfonylurea receptor (SUR), group into a subfamily by sequence comparison. We suggest that these MRP‐related proteins are also characterized by a special, common membrane topology pattern. The most studied ABC transporters, the cystic fibrosis transmembrane conductance regulator (CFTR) and the multidrug resistance (MDR) proteins, were shown to contain a tandem repeat of six transmembrane helices, each set followed by an ATP‐binding domain. According to the present study, in contrast to various membrane topology predictions proposed for the different MRP‐related proteins, they all seem to have a CFTR/MDR‐like core structure, and an additional, large, N‐terminal hydrophobic region. This latter domain is predicted to contain 4–6 (most probably 5) transmembrane helices, and is occasionally glycosylated on the cell surface. Since all the MRP‐related transporters were shown to interact with anionic compounds, the N‐terminal membrane‐bound domain may have a key role in these interactions.

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Metadata

Authors
Tusnády, G. E., Bakos, É., Váradi, A., & Sarkadi, B.
Venue
FEBS Letters
Publisher
Wiley
Published
1997-02-03
Volume
402
Issue
1
Pages
1-3
ISSN
  • 0014-5793 (ISSN-L)
  • 1873-3468
OpenAlex
W2019710821
Cited by
244
References
1
FWCI
13.75
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Membrane topology distinguishes a subfamily of the ATP‐binding cassette (ABC) transporters. https://app.cochat.ai/papers/10.1016/s0014-5793(96)01478-0
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Tusnády, G. E., Bakos, É., Váradi, A., & Sarkadi, B. (1997). Membrane topology distinguishes a subfamily of the ATP‐binding cassette (ABC) transporters. FEBS Letters. https://doi.org/10.1016/s0014-5793(96)01478-0

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