Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g16540	Sulfurates the molybdenum cofactor.	The Arabidopsis LOS5/ABA3 locus encodes a molybdenum cofactor sulfurase and modulates cold stress- and osmotic stress-responsive gene expression.; 2001; DOI: 10.1105/tpc.010101; PMID: 11549764; https://pubmed.ncbi.nlm.nih.gov/11549764/ | ABA3 is a molybdenum cofactor sulfurase required for activation of aldehyde oxidase and xanthine dehydrogenase in Arabidopsis thaliana.; 2001; DOI: 10.1074/jbc.c100472200; PMID: 11553608; https://pubmed.ncbi.nlm.nih.gov/11553608/ | Tandem orientation of duplicated xanthine dehydrogenase genes from Arabidopsis thaliana: differential gene expression and enzyme activities.; 2004; DOI: 10.1074/jbc.m312929200; PMID: 14726515; https://pubmed.ncbi.nlm.nih.gov/14726515/ | Characterization of the NifS-like domain of ABA3 from Arabidopsis thaliana provides insight into the mechanism of molybdenum cofactor sulfuration.; 2005; DOI: 10.1074/jbc.m411195200; PMID: 15561708; https://pubmed.ncbi.nlm.nih.gov/15561708/ | Binding of sulfurated molybdenum cofactor to the C-terminal domain of ABA3 from Arabidopsis thaliana provides insight into the mechanism of molybdenum cofactor sulfuration.; 2008; DOI: 10.1074/jbc.m708549200; PMID: 18258600; https://pubmed.ncbi.nlm.nih.gov/18258600/