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. 2022 May 30;13:895698. doi: 10.3389/fpls.2022.895698

Table 1.

Post-translational regulation factors of ABA core components in Arabidopsis.

Post-translational regulation Enzyme Targets References
Ubiquitination RSL1 PYR1/PYL4 Bueso et al., 2014
Ubiquitination CRL4DDA1 PYL8 Irigoyen et al., 2014
Ubiquitination RFA1/RFA4 PYR1/PYL4 Fernandez et al., 2020
Ubiquitination PUB12/13 ABI1 Kong et al., 2015
Ubiquitination CRL3BPM3/5 PP2CA, ABI1, HAB1 Julian et al., 2019
Ubiquitination AIRP3 ABI1 Pan et al., 2020
Ubiquitination PIR1/2 PP2CA Baek et al., 2019b
Ubiquitination RGLG1/5 PP2CA, ABI2, HAB2 Wu et al., 2016
Endosomal degradation FYVE1/FREE1 PYR1/PYL4 Belda-Palazon et al., 2016
Endosomal degradation VPS23A PYR1/PYL4 Yu et al., 2016
Endosomal degradation ALIX PYL4 Garcia-Leon et al., 2019
Phosphorylation TOR PYL1/PYL4 Wang et al., 2018a
Phosphorylation AEL PYR1/PYL1 Chen et al., 2018
Phosphorylation CEPR2 PYL1/PYL2/PYL4 Yu et al., 2019
Phosphorylation CARK1 PYR1/PYL1/PYL2/PYL3/PYL8 Zhang et al., 2018; Li et al., 2019
Phosphorylation PR5K2 ABI1/2 Baek et al., 2019a
Phosphorylation BIN2 SnRK2.2/2.3 Cai et al., 2014
Phosphorylation RAF10 SnRK2.2/2.3/2.6 Nguyen et al., 2019