MNCAISGEVPEEPVVSKKSGLLYEKRLIQTHISDYGKCPVTGEPHTLDDIVPIKTGKIVKPKPLHTASIPGLLGTFQTEWDSLMLSNFALEQQLHTARQELSHALYQHDAACRVIARLKKERDESRQLLAEAERQLPAAPEVATSNAALSNGKRGIDDGEQGPNAKKMRLGISAEVITELTDCNAALSQQRKKRQIPKTLASVDALEKFTQLSSHPLHKTNKPGIFSMDILHSKDVIATGGIDTTAVLFDRPSGQILSTLTGHSKKVTSIKFVGDTDLVLTASSDKTVRIWGCSEDGNYTSRHTLKDHSAEVRAVTVHATNKYFVSASLDSTWCFYDLSSGLCLAQVTDASENDVNYTAAAFHPDGLILGTGTAQSIVKIWDVKSQANVAKFGGHNGEITSISFSENGYFLATAALDGVRLWDLRKLKNFRTFDFPDANSVEFDHSGSYLGIAASDIRVFQAASVKAEWNPIKTLPDLSGTGKATSVKFGLDSKYIAVGSMDRNLRIFGLPDDDNTEDSAQDS PR19A_ARATH At1g04510 U-box domain-containing protein 59 PRP19A PUB59 MAC3A 523 F19P19.2 MOS4-associated complex protein 3A Pre-mRNA-processing factor 19 homolog 1 Component of the MAC complex that probably regulates defense responses through transcriptional control and thereby is essential for plant innate immunity. Functions as U-box E3 ubiquitin-protein ligase (By similarity). May also serve as a support for spliceosome binding and activity (By similarity). Plant U-box protein 59