Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g40850	Essential protein required for siroheme biosynthesis.	Alleviation of Nitrogen and Sulfur Deficiency and Enhancement of Photosynthesis in  Arabidopsis thaliana  by Overexpression of Uroporphyrinogen III Methyltransferase ( UPM1 ).; 2017; DOI: 10.3389/fpls.2017.02265; PMID: 29472934; https://pubmed.ncbi.nlm.nih.gov/29472934/ | Siroheme biosynthesis in higher plants. Analysis of an S-adenosyl-L-methionine-dependent uroporphyrinogen III methyltransferase from Arabidopsis thaliana.; 1997; DOI: 10.1074/jbc.272.5.2744; PMID: 9006913; https://pubmed.ncbi.nlm.nih.gov/9006913/