Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At3g50210	2-oxoglutarate-dependent dioxygenase catalyzing homoarginine 6-hydroxylation thus producing 6-hydroxy-L-homoarginine.	No verified direct reference in this release
Arabidopsis	At3g49630	2-oxoglutarate-dependent dioxygenase catalyzing homoarginine 6-hydroxylation thus producing 6-hydroxy-L-homoarginine.	No verified direct reference in this release
Arabidopsis	At3g49620	2-oxoglutarate-dependent dioxygenase catalyzing homoarginine 6-hydroxylation and arginine-5-hydroxylation thus producing 6-hydroxy- L-homoarginine and 5-hydroxy-L-arginine, respectively.	Guanidine production by plant homoarginine-6-hydroxylases.; 2024; DOI: 10.7554/elife.91458; PMID: 38619227; https://pubmed.ncbi.nlm.nih.gov/38619227/
Rice	Os09g0245500	2-oxoglutarate-dependent dioxygenase catalyzing homoarginine 6-hydroxylation thus producing 6-hydroxy-L-homoarginine.	No verified direct reference in this release