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Cited by 1,040

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

The Chemokine SDF-1/CXCL12 Binds to and Signals through the Orphan Receptor RDC1 in T Lymphocytes

Open access
Balabanian, Karl, Lagane, Bernard, Infantino, Simona, Chow, Ken Y.C., Harriague, Julie, Moepps, Barbara, Arenzana-Seisdedos, Fernando, Thelen, Marcus, Bachelerie, Françoise·2005·Journal of Biological Chemistry

Abstract

Combined phylogenetic and chromosomal location studies suggest that the orphan receptor RDC1 is related to CXC chemokine receptors. RDC1 provides a co-receptor function for a restricted number of human immunodeficiency virus (HIV) isolates, in particular for the CXCR4-using HIV-2 ROD strain. Here we show that CXCL12, the only known natural ligand for CXCR4, binds to and signals through RDC1. We demonstrate that RDC1 is expressed in T lymphocytes and that CXCL12-promoted chemotaxis is inhibited by an anti-RDC1 monoclonal antibody. Concomitant blockade of RDC1 and CXCR4 produced additive inhibitory effects in CXCL12-induced T cell migration. Furthermore, we provide evidence that interaction of CXCL12 with RDC1 is specific, saturable, and of high affinity (apparent KD approximately 0.4 nM). In CXCR4-negative cells expressing RDC1, CXCL12 promotes internalization of the receptor and chemotactic signals through RDC1. Collectively, our data indicate that RDC1, which we propose to rename as CXCR7, is a receptor for CXCL12.

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Crossref · 10.1074/jbc.m508234200

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Metadata

Authors
Balabanian, K., Lagane, B., Infantino, S., Chow, K. Y. C., Harriague, J., Moepps, B., Arenzana-Seisdedos, F., Thelen, M., & Bachelerie, F.
Venue
Journal of Biological Chemistry
Publisher
Elsevier BV
Published
2005-10
Volume
280
Issue
42
Pages
35760-35766
ISSN
0021-9258 (ISSN-L)
OpenAlex
W1981149366
Cited by
1,040
References
3
FWCI
20.49
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: The Chemokine SDF-1/CXCL12 Binds to and Signals through the Orphan Receptor RDC1 in T Lymphocytes. https://app.cochat.ai/papers/10.1074/jbc.m508234200
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Balabanian, K., Lagane, B., Infantino, S., Chow, K. Y. C., Harriague, J., Moepps, B., Arenzana-Seisdedos, F., Thelen, M., & Bachelerie, F. (2005). The Chemokine SDF-1/CXCL12 Binds to and Signals through the Orphan Receptor RDC1 in T Lymphocytes. Journal of Biological Chemistry. https://doi.org/10.1074/jbc.m508234200

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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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