Table 2.

An overview of UBP gene families in different plants.

Species	Number of UBPs	References
Arabidopsis thaliana	27	Wilkinson (1997); Yan et al. (2000)
Moso bamboo	48	Wu et al. (2019a)
Triticum aestivum	97	Xu et al. (2021)
Oryza sativa	44	Wang et al. (2018)
Brassica rapa	41	Karamat et al. (2023)
Populus trichocarpa	44	Zheng and Du (2021)
Vernicia fordii	21	Cao et al. (2022)
Vernicia montana	26	Cao et al. (2022)
Jatropha curcas	24	Cao et al. (2022)
Ricinus communis	21	Cao et al. (2022)
Manihot esculenta	34	Cao et al. (2022)
Hevea brasiliensis	44	Cao et al. (2022)
Zea mays	45	Fu et al. (2024)
Physcomitrium patens	23	Wu et al. (2019b)
Selaginella moellendorffii	18	Wu et al. (2019b)
Three green algae	14	Wu et al. (2019b)