NHK is encoded by a nonsense mutation of 1-antitrpysin that results in a truncated product which is retained in the ER and undergoes ER-associated degradation, resulting in ER stress in diverse cell types (Nagasawa, Higashi, Hosokawa, Kaufman, & Nagata, 2007
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How EGCG Affects CYP Enzymes EGCG at concentrations achieved by high-dose supplements inhibits CYP1A2 and CYP3A4 in vitro [3]
However, when it mutates, IDH converts -KG to 2-hydroxyglutaric acid (2-HG) and competitively inhibits -KG-dependent DNA and histone demethylases (Xu et al., 2011), leading to a hypermethylation phenotype and may alter the differentiation of cancer stem cells (Yang et al., 2012