Table 1. A summary of the receptors used by plants to detect invading fungi and the outcome of receptor activation as discussed in this review and depicted in Figure 1.
Plant receptor and species | Identified co-receptor/s | Molecule detected | Infection strategy of associated pathogen/s | Plant cell death | Outcome (enhanced disease resistance or susceptibility) |
---|---|---|---|---|---|
LysM-RLP/RLKs | |||||
LYK5 – A. thaliana | CERK1 | Chitin oligomers | All | No | Resistance |
CEBiP – Rice | CERK1 | Chitin oligomers | All | No | Resistance |
LRR-RLP/RLKs | |||||
RLP30 – A. thaliana | SOBIR1/BAK1 | A small secreted protein | Necrotroph | No | Resistance |
RLP23 – A. thaliana | SOBIR1/BAK1 | NLPs | All | No | Resistance |
Ve1 - Tomato | SOBIR1/BAK1 | Ave1 | Hemibiotroph | Yes | Resistance |
Cf-9 - Tomato | SOBIR1/BAK1 | Avr9 | Biotroph | Yes | Resistance |
WAKs | |||||
Stb6 – Wheat | None | AvrStb6 | Necrotroph | No | Resistance |
Snn1 – Wheat | None | Tox1 | Necrotroph | Yes | Susceptibility |
Rlm-9 – Canola | None | AvrLm5-9 | Hemibiotroph | Yes | Resistance |
WAK1 - A. thaliana | None | Oligogalacturonides | All | No | Resistance |
Htn1 - Maize | None | Unknown | Hemibiotroph | No | Resistance |
G-type lectin RLKs | |||||
I-3 – Tomato | None | Avr3 | Hemibiotroph | Yes | Resistance |
NLRs | |||||
LOV1 – A. thaliana | None | Victorin | Necrotroph | Yes | Susceptibility |
Tsn1 – Wheat | None | ToxA | Necrotroph | Yes | Susceptibility |
MSP-kinase | |||||
Snn3 – Wheat | None | Tox3 | Necrotroph | Yes | Susceptibility |
This table is not an exhaustive list of all plant receptors that detect pathogenic fungi.