A L-histidine derivative that is N-methyl-L-histidine substituted at positions N3 and C5 on the imidazole ring by methyl and mercapto groups respectively.
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This entity has been manually annotated by the ChEBI Team.
Definition :
Any of the 23 alpha-amino acids that are precursors to proteins, and are incorporated into proteins during translation. The group includes the 20 amino acids encoded by the nuclear genes of eukaryotes together with selenocysteine, pyrrolysine, and N-formylmethionine. Apart from glycine, which is non-chiral, all have L configuration.