Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g55310	Releases the supercoiling and torsional tension of DNA introduced during the DNA replication and transcription by transiently cleaving and rejoining one strand of the DNA duplex.	Disruption of a DNA topoisomerase I gene affects morphogenesis in Arabidopsis.; 2002; DOI: 10.1105/tpc.001925; PMID: 12215507; https://pubmed.ncbi.nlm.nih.gov/12215507/
Arabidopsis	At5g55300	Releases the supercoiling and torsional tension of DNA introduced during the DNA replication and transcription by transiently cleaving and rejoining one strand of the DNA duplex.	Disruption of a DNA topoisomerase I gene affects morphogenesis in Arabidopsis.; 2002; DOI: 10.1105/tpc.001925; PMID: 12215507; https://pubmed.ncbi.nlm.nih.gov/12215507/ | MGOUN1 encodes an Arabidopsis type IB DNA topoisomerase required in stem cell regulation and to maintain developmentally regulated gene silencing.; 2010; DOI: 10.1105/tpc.109.068296; PMID: 20228247; https://pubmed.ncbi.nlm.nih.gov/20228247/