英语词汇“tryptophan”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

tryptophan

/ˈtrɪptəfan

noun [mass noun] Biochemistry

An amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.

Key essential amino acids are valine, leucine, isoleucine, tryptophan and methionine....

Two known enzymes catabolize the essential amino acid tryptophan in mammals.
For example, eggs are high in alanine and methionine; whey protein is high in tryptophan and threonine.

Late 19th century: from tryptic 'relating to trypsin' + Greek phainein 'appear'.

单词	tryptophan
释义	tryptophan /ˈtrɪptəfan / noun [mass noun] Biochemistry An amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates. An indole derivative; chemical formula: C₈H₆NCH₂CH(NH₂)COOH. Key essential amino acids are valine, leucine, isoleucine, tryptophan and methionine.... Two known enzymes catabolize the essential amino acid tryptophan in mammals. For example, eggs are high in alanine and methionine; whey protein is high in tryptophan and threonine. Origin Late 19th century: from tryptic 'relating to trypsin' + Greek phainein 'appear'.
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