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Hybrid necrosis as plant autoimmunity
Arabidopsis hybrid necrosis is a Dobzhansky–Muller incompatibility driven by autoimmune NB-LRR conflict.
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DM1?
Uk-3 locus on Chromosome 5.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
DM2?
Uk-1 locus on Chromosome 3.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
Mechanism?
Autoimmune NB-LRR conflict.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
16°C?
Fully penetrant necrosis.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
23°C?
Phenotype suppressed.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
Sufficiency?
DM1+DM2 necessary and sufficient.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
Parents?
Uk-1 and Uk-3 Arabidopsis strains.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
Evolutionary idea?
Immune alleles cause hybrid incompatibility.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
Limit?
One hybrid system.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified
Takeaway?
Selection on immunity can create DM incompatibilities.
Source: Autoimmune response as a mechanism for a Dobzhansky-Muller-type incompatibility syndrome in plants · DOI · quote verified