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Cited by 304

The DOI matches its Crossref record; 21 of the 21 references it cites were found in a registry or an index.

R gene-controlled host specificity in the legume–rhizobia symbiosis

Open access
Yang, Shengming, Tang, Fang, Gao, Muqiang, Krishnan, Hari B., Zhu, Hongyan·2010·Proceedings of the National Academy of Sciences

Abstract

Leguminous plants can enter into root nodule symbioses with nitrogen-fixing soil bacteria known as rhizobia. An intriguing but still poorly understood property of the symbiosis is its host specificity, which is controlled at multiple levels involving both rhizobial and host genes. It is widely believed that the host specificity is determined by specific recognition of bacterially derived Nod factors by the cognate host receptor(s). Here we describe the positional cloning of two soybean genes Rj2 and Rfg1 that restrict nodulation with specific strains of Bradyrhizobium japonicum and Sinorhizobium fredii , respectively. We show that Rj2 and Rfg1 are allelic genes encoding a member of the Toll-interleukin receptor/nucleotide-binding site/leucine-rich repeat (TIR-NBS-LRR) class of plant resistance (R) proteins. The involvement of host R genes in the control of genotype-specific infection and nodulation reveals a common recognition mechanism underlying symbiotic and pathogenic host–bacteria interactions and suggests the existence of their cognate avirulence genes derived from rhizobia. This study suggests that establishment of a root nodule symbiosis requires the evasion of plant immune responses triggered by rhizobial effectors.

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Metadata

Authors
Yang, S., Tang, F., Gao, M., Krishnan, H. B., & Zhu, H.
Venue
Proceedings of the National Academy of Sciences
Published
2010-10-20
Volume
107
Issue
43
Pages
18735-18740
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2140265688
Cited by
304
References
21
FWCI
17.46
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: R gene-controlled host specificity in the legume–rhizobia symbiosis. https://app.cochat.ai/papers/10.1073/pnas.1011957107
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Yang, S., Tang, F., Gao, M., Krishnan, H. B., & Zhu, H. (2010). R gene-controlled host specificity in the legume–rhizobia symbiosis. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.1011957107

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