Hua-Enhancer1

Hua-Enhancer1 (HE1) is a RNA methyltransferase protein that plays a role in the maturation of miRNA in plants. HE1 methylates the 3' overhangs of miRNA:miRNA* duplexes, before they are exported out of the nucleus to the cytoplasm.[1]

References

Tsai HL, Li YH, Hsieh WP, Lin MC, Ahn JH, Wu SH (2014). "HUA ENHANCER1 is involved in posttranscriptional regulation of positive and negative regulators in Arabidopsis photomorphogenesis". Plant Cell. 26 (7): 2858–72. doi:10.1105/tpc.114.126722. PMC 4145119. PMID 25052717.

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[1] Tsai HL, Li YH, Hsieh WP, Lin MC, Ahn JH, Wu SH (2014). "HUA ENHANCER1 is involved in posttranscriptional regulation of positive and negative regulators in Arabidopsis photomorphogenesis". Plant Cell. 26 (7): 2858–72. doi:10.1105/tpc.114.126722. PMC 4145119. PMID 25052717.

Enzymes
Activity	Active site Binding site Catalytic triad Oxyanion hole Enzyme promiscuity Catalytically perfect enzyme Coenzyme Cofactor Enzyme catalysis
Regulation	Allosteric regulation Cooperativity Enzyme inhibitor Enzyme activator
Classification	EC number Enzyme superfamily Enzyme family List of enzymes
Kinetics	Enzyme kinetics Eadie–Hofstee diagram Hanes–Woolf plot Lineweaver–Burk plot Michaelis–Menten kinetics
Types	EC1 Oxidoreductases (list) EC2 Transferases (list) EC3 Hydrolases (list) EC4 Lyases (list) EC5 Isomerases (list) EC6 Ligases (list) EC7 Translocases (list)