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Cited by 1,276

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

Crystal Structure of the Extracellular Segment of Integrin αVβ3

Open access
Xiong, Jian-Ping, Stehle, Thilo, Diefenbach, Beate, Zhang, Rongguang, Dunker, Reinhardt, Scott, David L., Joachimiak, Andrzej, Goodman, Simon L., Arnaout, M. Amin·2001·Science

Abstract

Integrins are αβ heterodimeric receptors that mediate divalent cation-dependent cell-cell and cell-matrix adhesion through tightly regulated interactions with ligands. We have solved the crystal structure of the extracellular portion of integrin αVβ3 at 3.1 Å resolution. Its 12 domains assemble into an ovoid “head” and two “tails.” In the crystal, αVβ3 is severely bent at a defined region in its tails, reflecting an unusual flexibility that may be linked to integrin regulation. The main inter-subunit interface lies within the head, between a seven-bladed β-propeller from αV and an A domain from β3, and bears a striking resemblance to the Gα/Gβ interface in G proteins. A metal ion–dependent adhesion site (MIDAS) in the βA domain is positioned to participate in a ligand-binding interface formed of loops from the propeller and βA domains. MIDAS lies adjacent to a calcium-binding site with a potential regulatory function.

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Crossref · 10.1126/science.1064535

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Metadata

Authors
Xiong, J.-P., Stehle, T., Diefenbach, B., Zhang, R., Dunker, R., Scott, D. L., Joachimiak, A., Goodman, S. L., & Arnaout, M. A.
Venue
Science
Published
2001-10-12
Volume
294
Issue
5541
Pages
339-345
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W1938388466
Cited by
1,276
References
1
FWCI
36.93
Type
journal article
Language
en
Open access
green

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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