N-methylation is one method by which drug and other xenobiotic compounds are metabolized by the liver. This gene encodes the protein responsible for this enzymatic activity which uses S-adenosyl methionine as the methyl donor. [provided by RefSeq, Jul 2008]
Forensic Context
A study in humans demonstrated that the NNMT gene, involved in amino acid metabolism, was upregulated in the colon and heart tissues of sepsis patients compared to uninfected controls, as part of the metabolism of amino acids and derivatives pathway [Pinheiro da Silva et al. DOI:10.1111/jcmm.17938].