1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid
A protein modification that effectively converts an N-terminal L-tryptophan residue by a formadehyde adduct to 1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid.
MOD:00918
modified L-tryptophan residue
is_a