Niacin is derived from which amino acid –
Correct Answer: Tryptophan
Description: Ans. is 'c' i.e., TryptophanAmino acidsBiological important compoundTyrosineCatecholamines (epinephrine, norepinephrine, dopamine), thyroxine,triiodothryonine, melanin(Note : - Phenylalanine is the precursor of tyrosine, thus it can also give rise to all these compounds through tyrosinejJ-lipotropic hormone (b-LPH) (phenylalanine - Tyrosine - Catecholamines, thyroxine T., melanin).TryptophanVitamin niacin, melatonin. SerotoninGlycine,Arginine, methionineCreatineGlycine, cysteineBile saltsGlycineHemeAspartic acid and glutaminePyrimidine basesGlycine, aspartic acid, glutaminePurine basesb-alanineCoenzyme-AArginineNitric oxideHistidine, Arginine, lysineKeratinMethionine, lysineCarnitineGABAGlutamateGlutamate, cysteine, glycineGlutathione
Category:
Biochemistry
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