Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At4g39910	Recognizes and hydrolyzes the peptide bond at the C-terminal Gly of ubiquitin.	Ubiquitin-specific proteases from Arabidopsis thaliana: cloning of AtUBP5 and analysis of substrate specificity of AtUBP3, AtUBP4, and AtUBP5 using Escherichia coli in vivo and in vitro assays.; 2000; DOI: 10.1006/abbi.2000.1874; PMID: 10898935; https://pubmed.ncbi.nlm.nih.gov/10898935/ | The ubiquitin-specific protease subfamily UBP3/UBP4 is essential for pollen development and transmission in Arabidopsis.; 2007; DOI: 10.1104/pp.106.095323; PMID: 17905865; https://pubmed.ncbi.nlm.nih.gov/17905865/
Arabidopsis	At2g22310	Recognizes and hydrolyzes the peptide bond at the C-terminal Gly of ubiquitin.	Ubiquitin-specific proteases from Arabidopsis thaliana: cloning of AtUBP5 and analysis of substrate specificity of AtUBP3, AtUBP4, and AtUBP5 using Escherichia coli in vivo and in vitro assays.; 2000; DOI: 10.1006/abbi.2000.1874; PMID: 10898935; https://pubmed.ncbi.nlm.nih.gov/10898935/ | The ubiquitin-specific protease subfamily UBP3/UBP4 is essential for pollen development and transmission in Arabidopsis.; 2007; DOI: 10.1104/pp.106.095323; PMID: 17905865; https://pubmed.ncbi.nlm.nih.gov/17905865/