Table 1.
Overview of Arabidopsis CrRLKL1-related mutant phenotypes.
| Gene | Mutant allele | Mutation | Ecotype | Phenotype | References |
|---|---|---|---|---|---|
| THESEUS1 (At5g54380) | the1-1 | G37D | Col-0 | Suppressed growth defect and stress responses of cellulose deficient mutants | Hématy et al. (2007) |
| Reduced cell wall integrity responses, altered root growth direction | Denness et al., 2011, Van der Does et al., 2017 | ||||
| Altered patterning lateral root primordia | Gonneau et al. (2018) | ||||
| the1-2 | E150K | Col-0 | Suppressed growth defect and stress responses of cellulose deficient mutant | Hématy et al. (2007) | |
| the1-3 | T-DNA in promoter | WS | Idem | Hématy et al. (2007) | |
| the1-4 | T-DNA | Col-0 | Reduced responsiveness to loss of motor kinesin AtKIN13A | Fujikura et al. (2014) | |
| Enhanced response to cellulose deficiency | Merz et al. (2017) | ||||
| Enhanced sensitivity to Botrytis cinerera and altered growth adaptation to heavy metals | Qu et al., 2017, Richter et al., 2017 | ||||
| Altered patterning lateral root primordia | Gonneau et al. (2018) | ||||
| the1-6 | S53stop | Col-0 | Altered growth adaptation to heavy metals | Richter et al. (2017) | |
| Reduced isoxaben-induced stress responses | Merz et al. (2017) | ||||
| Altered patterning lateral root primordia | Gonneau et al. (2018) | ||||
| HERKULES1 (At3g46290) | herk1 | T-DNA | Col-0 | Dwarfism when combined with the1-4 | Guo et al. (2009) |
| Altered growth adaptation to heavy metals | Richter et al. (2017) | ||||
| HERKULES2 (At1g30570) | herk2-1 | T-DNA | Col-0 | Dwarfism when combined with the1-4 | Guo et al. (2009) |
| herk2-2 | T-DNA | Col-0 | Altered growth adaptation to heavy metals | Richter et al. (2017) | |
| FERONIA (At3g51550) | fer-4 | T-DNA insertion in 5‘region | Col-0 | Pollen tube overgrowth in female gametophyte | Escobar-Restrepo et al. (2007) |
| Abnormal response to mechanical stimuli, altered epidermal cell shape | Shih et al., 2014, Li et al., 2015 | ||||
| Hypersensitive to sucrose and starch accumulation | Yang et al. (2015) | ||||
| More resistant to Fusarium oxysporum | Masachis et al. (2016) | ||||
| Hypersensitive to salt, cold and heat stress and hyposensitive to osmotic stress | Chen at al. (2016) | ||||
| Reduced response to PAMPs elf18 and flg22, more susceptible to Pseudomonas syringae | Stegmann et al. (2017) | ||||
| Altered growth adaptation to heavy metals | Richter et al. (2017) | ||||
| Root cells explode during growth recovery under salinity stress | Feng et al. (2018) | ||||
| fer-2 | T-DNA insertion | Col-0 | Reduced response to PAMPs elf18 and flg22, more susceptible to Pseudomonas syringae | Stegmann et al. (2017) | |
| fer | Ds-transposon | Ler | Disrupted Calcium crosstalk during pollen tube reception | Ngo et al. (2014) | |
| ANXUR1 (At3g04690) | anx1-2 | T-DNA | Col-0 | Enhanced response to flg22 and resistance to Pseudomonas syringae | Mang et al. (2017) |
| aggie101 | A358V | Col-0 | Enhanced ETI / PTI responses, resistance to bacterial pathogens, no pollen tube growth defect | Mang et al. (2017) | |
| ANXUR2 (At5g28680) | anx2-2 | T-DNA | Col-0 | Enhanced response to flg22 and resistance to Pseudomonas syringae | Mang et al. (2017) |
| anx1-2 anx2-2 | Premature pollen tube bursting | Boisson-Dernier et al. (2009) | |||
| ERULUS (At5g61350) | eru | T-DNA | Col-0 | Reduced root hair growth and accumulation of de-esterified homogalacturonan | Schoenaers et al. (2018) |
| BUPS1 (At4g39110) | bups1-1 to bups1-5 | CRISPR/Cas9 | Col-0 | Premature bursting of pollen tubes when combined with bups2 | Ge et al. (2017) |
| bups1-T-1; bups1-T-2 | T-DNA | Col-0 | Idem | Ge et al. (2017) | |
| BUPS2 (At2g21480) | bups2-1 to bups2-5 | CRISPR/Cas9 | Col-0 | Premature bursting of pollen tubes when combined with bups1 | Ge et al. (2017) |
| RALF4 (At1g28270) | ralf4-1 to ralf4-4 | CRISPR/Cas9 | Col-0 | Premature bursting of pollen tubes when combined with ralf19 | Ge et al. (2017) |
| ralf4-1 | T-DNA | Col-0 | 50% of pollen tubes burst prematurely | Mecchia et al. (2017) | |
| RALF19 (At2g33775) | ralf19-1 to ralf19-4 | CRISPR/Cas9 | Col-0 | remature bursting of pollen tubes when combined with ralf4 | Ge et al. (2017) |
| RALF23 (At3g16570) | ralf23-3 | T-DNA | Col-0 | Enhanced response to flg22 and elf18, Pseudomonas syringae resistance | Stegmann et al. (2017) |
| RALF34 (At5g67070) | ralf34-1 | T-DNA | Col-0 | Altered patterning lateral root primordia | Murphy et al. (2016) |
| ralf34-2 | T-DNA | Ler | Idem | Murphy et al. (2016) | |
| RALF1 (At1g02900) | ralf1 | T-DNA | Col-0 | Increased root length | Haruta et al. (2014) |
| S1P (At5g19660) | s1p-3 | T-DNA | Col-0 | Enhanced response to PAMPs elf18 and flg22, more susceptible to Pseudomonas syringae | Stegmann et al. (2017) |
| s1p-6 | P612S | Col-0 | Idem | Stegmann et al. (2017) | |
| LRX8 (At3g19020), LRX9 (At1g49490), LRX10 (At2g15880) | lrx8 lrx9 lrx10 | T-DNA | Col-0 | Abnormal pollentubes with reduced gemination | Sede et al. (2018), Mecchia et al. (2017) |
| LRX1 (At1g12040), LRX2 (At1g62440) | lrx1 lrx2 | Ds-transposon | Col-0 | Root hair cell wall and growth defect | Baumberger et al. (2001) |
| LRX3 (At4g13340), LRX4 (At3g24480), LRX5 (At4g18670) | lrx3 lrx4 lrx5 | T-DNA | Col-0 | Dwarfism | Draeger et al. (2015) |
| LORELEI (At4g26466) | lre-1, lre-2 | Gamma-ray deletion | Col-0 | Pollen tube overgrowth in female gametophyte | Capron et al. (2008) |
| lre-3, lre-4 | T-DNA | Col-0 | Idem | Capron et al. (2008) | |
| LLG1 (At5g56170) | llg1-1,llg1-2 | T-DNA | Col-0 | Reduced growth, root hair and trichome defects | Li et al. (2015) |
| CML38 (At1g76650) | cml38-1, cml38-2 | T-DNA | Col-0 | Longer roots | Campos et al. (2018) |
| MARIS (At2g41970) | mri-2 | T-DNA | Col-0 | Spontaneous pollen tube and root hair bursting | Boisson-Dernier et al. (2015) |
| ATUNIS1 (At3g0558), ATUNIS2 (At5g27840) | aun1-1,aun2-1 | T-DNA | Col-0 | Reduced pollen tube and root hair growth | Franck et al. (2018) |
Col-0, Columbia-0; Ler, Landsberg erecta; Ws, Wassilewskija. EMS: ethyl methanesulfonate; PAMP: pathogen associated molecular pattern; ETI: effector triggered immunity; PTI: PAMP-triggered immunity; elf18: acetylated 18-amino acid fragment of the E. coli elongation factor Tu; flg22: 22 amino-acid peptide derived from the N-terminus of bacterial flagellin.